{"id":7464,"date":"2024-03-13T00:00:40","date_gmt":"2024-03-13T08:00:40","guid":{"rendered":"https:\/\/shengenfab.com\/?p=7464"},"modified":"2024-05-17T21:43:58","modified_gmt":"2024-05-18T05:43:58","slug":"welding-undercut","status":"publish","type":"post","link":"https:\/\/shengenfab.com\/en_gb\/welding-undercut\/","title":{"rendered":"What is Welding Undercut and How Can You Prevent It?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"7464\" class=\"elementor elementor-7464\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5803937c elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5803937c\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-66efcaa4 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"66efcaa4\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5d66df3a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5d66df3a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4cdbdf09 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4cdbdf09\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-712c3469 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"712c3469\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2df2710a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2df2710a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7b5ba82a custom-ele-section-css elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7b5ba82a\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-3cf11da9\" data-id=\"3cf11da9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1b689b0 elementor-widget elementor-widget-text-editor\" data-id=\"1b689b0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The quality of the weld is crucial in professional welding. It ensures durability and safety. One welding defect, which is often unnoticed and destroys the aesthetics and strength of a welding cut, is a common welding defect. This article explores the complexities of welding undercut and explains what it is, why it occurs, and how to prevent it effectively.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-16e4f28 elementor-widget elementor-widget-video\" data-id=\"16e4f28\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/www.youtube.com\\\/watch?v=2_RQq3pkxC0&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-42b97cf elementor-widget elementor-widget-text-editor\" data-id=\"42b97cf\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Welding undercut: Basics<\/h2><h3>What is welding undercut?<\/h3><h4>Definition and Overview<\/h4><p>A typical welding defect is the undercut. This occurs when the weld does not adequately cover the base metal. This flaw could significantly weaken structural integrity, making the weld joint more vulnerable to failure.<\/p><h4>Types of undercuts in welding<\/h4><ul><li><strong>External Undercut:<\/strong>\u00a0The undercut is visible as a groove on the surface. This is easier to detect and, therefore, to correct. Its presence indicates a possible welding weakness that requires immediate attention.<\/li><li><strong>Undercut Internal<\/strong>: This undercut needs to be more evident than the external counterpart. It occurs inside the weld and can be more challenging to detect. This requires sophisticated inspection methods to detect. It is harder to detect but poses a serious risk to the structural integrity of the weld.<\/li><\/ul><h4>It is essential to address undercutting in welding practices.<\/h4><p>It is vital to address undercuts to maintain welded components&#8217; structural integrity and durability. Undercuts can cause stress concentrations and crack propagation. They may also lead to the failure of a welded assembly.<\/p><h3>Welding Undercut:\u00a0What are the Causes?<\/h3><p>Undercutting is a common but avoidable welding flaw. Several factors can cause it.<\/p><ul><li><strong>Excessive heat input<\/strong><strong>\uff1a<\/strong>\u00a0When the current or voltage setting is too high, base metal will melt faster than filler metals can fill the void. This results in undercuts at the edges of the weld.<\/li><li><strong>Improper Electrode Handling<\/strong><strong>\uff1a<\/strong>\u00a0An incorrect electrode angle or an electrode of the wrong size can misdirect the heat, causing uneven distribution and, therefore, undercut.<\/li><li><strong>Inappropriate Filler Material or Shielding Air<\/strong>: The wrong filler material or shielding gases can lead to disparities in the thermal behavior of the base metals and the weld, which may manifest as undercuts or gaps due to inadequate fusion.<\/li><li><strong>Faulty Welding Practices<\/strong>: A poor technique or an inappropriate welding speed may prevent the filler material from penetrating the base metal or fusing, causing weaknesses like undercuts.<\/li><li><strong>Compromise Electrode Integrity<\/strong><strong>\uff1a<\/strong>\u00a0Using an electrode that is dampened or contaminated can cause the arc to destabilize and compromise the purity of the weld pool, increasing the chance of undercuts and other defects.<\/li><\/ul><p>Understanding and addressing the causes is crucial to ensuring the strength of welded joints. This highlights the importance of precise parameters, correct technique, and the selection of appropriate materials.<\/p><h3>The Effects of Weld Integrity on Undercut<\/h3><p>Undercutting a weld can hurt its integrity, compromising the strength of the finished product. How undercutting impacts weld strength:<\/p><h4>Weaknesses in the Structure<\/h4><p>The undercut creates a notch at the edge of the weld. This reduces the area of material that can support the load. This reduces the structural strength of a weld and makes it less able to resist operational stress.<\/p><h4>Stress Concentration Points<\/h4><p>Undercuts can act as stress concentrators in materials. They amplify stress above what we usually expect. This is especially problematic for applications subject to vibrations or cyclic loads since it can cause premature failure of the weld component.<\/p><h4>Crack Initiation: Potential Benefits<\/h4><p>Undercuts not only weaken the weld but also provide a site that is conducive to crack formation. Undercut cracks can spread under the influence of operational stress, leading to structural failure. This risk is particularly concerning for critical applications, where failure could have catastrophic consequences.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e3f17a4 elementor-widget elementor-widget-image\" data-id=\"e3f17a4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"477\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Undercut-1024x610.jpg\" class=\"attachment-large size-large wp-image-7471\" alt=\"Undercut\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Undercut-1024x610.jpg 1024w, https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Undercut-300x179.jpg 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Undercut-768x457.jpg 768w, https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Undercut.jpg 1172w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d257874 elementor-widget elementor-widget-text-editor\" data-id=\"d257874\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Identification and Prevention of Welding Undercut<\/h2><h3>Undercutting Signs and Symptoms<\/h3><p>Shengen is committed to ensuring that our welds are of the highest quality. Identifying undercut signs as early as possible in the production process is essential. This will help us maintain our high standards. Here&#8217;s our approach to identifying undercut:<\/p><h4>Visual Inspection Techniques<\/h4><p>Visual inspection is the easiest and fastest way to detect undercut. Our inspectors undergo training to spot irregularities in the weld seam. They focus on grooves and notches, which could indicate undercutting. This method works well for external undercuts visible to the naked eye. Inspectors can assess weld quality accurately by using appropriate lighting and magnifying tools.<\/p><h4>Use of Non-Destructive Test (NDT Methods)<\/h4><p>We use non-destructive methods (NDT) to conduct a comprehensive inspection. We can examine the internal structure without damaging components using radiographic testing, magnetic particle inspection, and ultrasonic testing. These methods deepen our understanding of the weld. They uncover issues invisible to visual inspection.<\/p><h3>Preventing an Undercut Weld<\/h3><p>We adjust welding parameters and techniques to prevent undercuts during welding. Here are some tips to improve your welding and prevent undercut defects.<\/p><ul><li><strong>Optimal Voltage and Current Settings<\/strong>: Finding the sweet spot is essential. The goal is to find the right balance between heat and spattering. A welding chart or calculator will help you determine the correct material and thickness settings.<\/li><li><strong>Precise Angle and Size of the Electrode<\/strong>: The angle of the electrode should allow for a uniform heat distribution across the bead. Most commonly, welders use 90-degree angles for horizontal or flat welding. They use 45-degree angles for vertical runs and a slight 5-15-degree tilt for overhead applications. It is also essential to match the electrode size with the thickness of the base metal and the joint design. A finer electrode will produce a smaller pool of weld and a more focused arc, reducing the risk of an undercut.<\/li><li><strong>Selecting the Right Filler Metal<\/strong>: By selecting a filler with properties similar to that of the base metal (tensile strength, malleability, and thermal expansion), you can reduce cracking and warping caused by thermal stress. Shielding gases must be selected carefully to protect the weld pool from contamination and oxidation. The options range from argon, helium, or carbon dioxide for non-ferrous materials, oxygen or carbon dioxide for carbon steels, to a mixture of argon, carbon dioxide, and oxygen for stainless steels.<\/li><li><strong>Improved Welding Technique and Pace<\/strong>: It is essential to refine your welding techniques to obtain smooth, consistent weld beads. You can maintain an even heat output by minimizing electrode weaving and oscillation. This will prevent undercutting. The welding speed should align with the filler metal deposition rate and base metal melting. Over-melting can occur if the welding pace is too slow, while a fast pace could compromise penetration or fusion.<\/li><li><strong>Maintenance<\/strong>: It is essential to keep electrodes clean and dry. To avoid moisture that can cause porosity, hydrogen embrittlement, and arc instabilities, store them in dry conditions or use a dryer. Cleaning the electrodes before welding to remove contaminants will ensure a pure weld pool.<\/li><\/ul><p>You can reduce the number of defects caused by undercutting your welds while improving the efficiency and quality of the process.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e93cf71 elementor-widget elementor-widget-image\" data-id=\"e93cf71\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"449\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Welding-Undercut-1024x575.webp\" class=\"attachment-large size-large wp-image-7470\" alt=\"Welding Undercut\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Welding-Undercut-1024x575.webp 1024w, https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Welding-Undercut-300x169.webp 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Welding-Undercut-768x431.webp 768w, https:\/\/shengenfab.com\/wp-content\/uploads\/2024\/03\/Welding-Undercut.webp 1200w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-18fee98 elementor-widget elementor-widget-text-editor\" data-id=\"18fee98\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h2>Welding Undercut Repair and Remediation<\/h2><h3>Assessing the severity of undercuts<\/h3><p>Shengen&#8217;s approach to quality assurance includes preventing defects such as undercuts and managing them effectively when they occur. The first step is to assess the severity of the undercut accurately. This will inform our decisions about necessary repairs.<\/p><h4>Repair Criteria<\/h4><p>When deciding to repair an undercut, several factors come into play. These include the depth and size of the undercut and its location. We evaluate the undercut to see if it prevents the weld from meeting design specifications and standards. We also consider aesthetics, fatigue life, and the load-bearing capability of the weld when determining whether a repair is needed.<\/p><h4>Impact Assessment of Structural Integrity<\/h4><p>Undercuts can reduce the material&#8217;s cross-sectional surface area, affecting its strength and resistance to operational stress. When assessing an undercut&#8217;s severity, we consider its potential to cause cracks or propagate existing flaws. This assessment includes a thorough analysis of the operational environment for the welded structure, which may include factors such as dynamic loads, temperature fluctuations, and exposures to corrosive materials.<\/p><h3>Techniques for Repairing Undercut<\/h3><p>Shengen applies specialized techniques if the undercut needs repair. These are some of the leading strategies and techniques that we employ:<\/p><h4>Weld Repair Techniques<\/h4><ul><li><strong>Rewelding<\/strong><strong>\uff1a<\/strong>\u00a0Grinding down the area of the undercut is often the first step in many repair processes. This will create a uniform, clean surface free from defects. This preparation is essential for a strong reweld that&#8217;s free of defects. After grinding the area, it is rewelded carefully, adhering to optimized welding parameters to avoid reintroducing undercuts or other defects.<\/li><li><strong>Preheating and Post-Weld Heating Treatment (PWHT)<\/strong><strong>\uff1a<\/strong>\u00a0For materials that can suffer from stress-related defects, it is essential to preheat before rewelding. These processes reduce residual stresses and cracking risk, giving the repair weld the best chance for success.<\/li><\/ul><h4>Filling and Finishing Techniques<\/h4><ul><li><strong>Filling With Weld Metal<\/strong><strong>\uff1a<\/strong>\u00a0Weldable metal is expected to fill a groove when dealing with it. It is essential to control the welding process precisely to fully integrate the fill metal with the base material and existing weld without causing additional defects.<\/li><li><strong>Finishing to Improve Structural Integrity<\/strong><strong>\uff1a<\/strong>\u00a0The repair will restore or improve the component&#8217;s surface to its original condition. It may be necessary to <a href=\"https:\/\/shengenfab.com\/en_gb\/grinding-stainless-steel\/\" target=\"_blank\" rel=\"noopener\">grind<\/a>, <a href=\"https:\/\/shengenfab.com\/en_gb\/polishing-aluminum\/\" target=\"_blank\" rel=\"noopener\">polish<\/a>, or machine the area to match the surrounding material structurally and aesthetically.<\/li><\/ul><h3>Quality Control and Assurance<\/h3><p>To maintain the integrity and reliability of our products, we must ensure the highest quality of repaired welds. We manage weld repair, quality assurance, and control.<\/p><h4>Assuring Quality of Repaired Weld<\/h4><ul><li><strong>Adherence<\/strong><strong>\uff1a<\/strong>\u00a0To Welding Standards All Repair Work Is Performed In Compliance With Recognized Welding Standards.<\/li><li><strong>Qualified Staff<\/strong><strong>\uff1a<\/strong>\u00a0Only certified and skilled welders can perform repairs, guaranteeing the highest level of expertise.<\/li><li><strong>Continuous monitoring<\/strong>: Supervisors and quality control experts oversee the repair process. They ensure that all procedures are followed correctly.<\/li><\/ul><h4>Post-repair testing and validation<\/h4><ul><li><strong>Visual inspection<\/strong>: Each repaired weld is subjected to a thorough visual examination to detect defects or irregularities.<\/li><li><strong>Non-Destructive Testing (NDT)<\/strong><strong>\uff1a<\/strong>\u00a0We use various NDT methods to ensure structural integrity.<\/li><li><strong>Mechanical Test<\/strong>: In some cases, mechanical testing, such as tensile and bend tests, is conducted to validate the performance of the repaired welding under simulated service circumstances.<\/li><\/ul><h2>Conclusion\u00a0<\/h2><p>Our journey at Shengen through the challenges of welding undercut and the solutions we have found reflect our unwavering commitment to excellence in sheet metal fabrication. Our approach includes a comprehensive, multi-faceted approach rooted in our commitment to quality and reliability. We identify the causes of welding undercuts and then implement advanced technologies to prevent and repair them.<\/p><p>Do you need a reliable sheet metal parts manufacturer? Shengen is the place to go. We specialize in sheet metal laser cutting, bending, surface finish, and sheet metal welding.\u00a0 <a href=\"https:\/\/shengenfab.com\/en_gb\/contact\/\" target=\"_blank\" rel=\"noopener\">Reach out to Shengen<\/a> Today and seek help from professionals!<\/p><h2>FAQs:<\/h2><h3>How much undercut can be allowed in welding?<\/h3><p>The amount of undercut allowed in a particular weld depends upon the standards and specifications of the project. Undercuts greater than 0.5mm in most structural applications are considered unacceptable. However, this can be subject to change depending on the requirements of the regulatory body and the engineering requirements.<\/p><h3>Is it possible to eliminate the risk of welding undercut?<\/h3><p>Eliminating the risk of welding undercut is challenging. However, we can significantly reduce it with good technique, proper equipment settings, and following best practices. To minimize the risk of undercutting, you must have a continuous training program, use advanced technologies, and focus on quality. It is essential to reduce and manage this risk.<\/p><h3>What are the effects of a welding undercut not treated on a structure over time?<\/h3><p>An untreated welding undercut can damage an item&#8217;s structural integrity over time. This can result in reduced load-bearing capability, increased stress concentration, and crack initiation.<\/p><h3>Is there a specific welding process more likely to cause undercutting than others?<\/h3><p>Specific welding processes can be more susceptible to undercutting due mainly to the heat input or metal transfer mechanism. Both Gas Metal Arc Welding and Shielded Metal Arc Welding tend to be more susceptible to undercutting. This is especially true if not adequately controlled. Gas Tungsten Arc Welding, on the other hand, offers more precise heat control and reduces the likelihood of undercutting.<\/p><p>\u00a0<\/p><p><strong>More Resources:<\/strong><\/p><p><a href=\"https:\/\/esab.com\/us\/nam_en\/esab-university\/articles\/what-you-should-know-about-welding-codes-and-standards\/\" target=\"_blank\" rel=\"noopener\">Welding Standards<\/a> \u2013 Source:\u00a0ESAB<\/p><p><a href=\"https:\/\/shengenfab.com\/en_gb\/types-of-welding-defects\/\" target=\"_blank\" rel=\"noopener\">Welding Defects Guide<\/a> \u2013 Source:\u00a0Shengenfab<\/p><p><a href=\"https:\/\/en.wikipedia.org\/wiki\/Nondestructive_testing\" target=\"_blank\" rel=\"noopener\">Non-Destructive Testing<\/a> \u2013 Source:\u00a0Wikipedia<\/p><p><a href=\"https:\/\/www.lindedirect.com\/frequently-asked-questions\/gas-information\/how-do-you-select-a-shielding-gas\" target=\"_blank\" rel=\"noopener\">Welding shielding gas selection guide<\/a> \u2013 Source:\u00a0Lindedirect<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-32dbea1e\" data-id=\"32dbea1e\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-42abb4ce elementor-widget elementor-widget-heading\" data-id=\"42abb4ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hey, I'm Kevin Lee<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3416b81d elementor-widget__width-initial elementor-widget elementor-widget-image\" data-id=\"3416b81d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"640\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee.webp\" class=\"attachment-large size-large wp-image-6422\" alt=\"Kevin Lee\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee.webp 1024w, https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee-300x240.webp 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee-768x614.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-63283637 elementor-widget elementor-widget-text-editor\" data-id=\"63283637\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u00a0<\/p><p>For the past 10 years, I&#8217;ve been immersed in various forms of sheet metal fabrication, sharing cool insights here from my experiences across diverse workshops.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a030f7d elementor-align-center elementor-widget elementor-widget-button\" data-id=\"6a030f7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/shengenfab.com\/en_gb\/about-author\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">ABOUT 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value=\"en_gb\"\/><\/form>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3a1cb736 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3a1cb736\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7f1a46e6 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7f1a46e6\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3db0f7f9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3db0f7f9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5d3b90e5 custom-ele-section-css elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5d3b90e5\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-25 elementor-top-column elementor-element elementor-element-39d02945\" data-id=\"39d02945\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-56f965c0\" data-id=\"56f965c0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-46cd7076 custom-ele-section-css elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"46cd7076\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-2bd9939a\" data-id=\"2bd9939a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7c34cd26 elementor-widget elementor-widget-image\" data-id=\"7c34cd26\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"640\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee.webp\" class=\"attachment-large size-large wp-image-6422\" alt=\"Kevin Lee\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee.webp 1024w, https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee-300x240.webp 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2023\/12\/Kevin-Lee-768x614.webp 768w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-ece2433\" data-id=\"ece2433\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-24b95760 elementor-widget elementor-widget-heading\" data-id=\"24b95760\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Kevin Lee<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-32d68d72 elementor-widget elementor-widget-text-editor\" data-id=\"32d68d72\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>I have over ten years of professional experience in sheet metal fabrication, specializing in laser cutting, bending, welding, and surface treatment techniques. As the Technical Director at Shengen, I am committed to solving complex manufacturing challenges and driving innovation and quality in each project.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-25 elementor-top-column elementor-element elementor-element-2a9a4f4a\" data-id=\"2a9a4f4a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-62606dc custom-ele-section-css elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"62606dc\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-61535f9\" data-id=\"61535f9\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-647d177c elementor-widget elementor-widget-heading\" data-id=\"647d177c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Related Resource<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7587cbc2 uael-post__link-complete-yes uael-equal__height-yes elementor-widget elementor-widget-uael-posts\" data-id=\"7587cbc2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;classic_slides_to_show&quot;:4,&quot;classic_slides_to_show_tablet&quot;:2,&quot;classic_slides_to_show_mobile&quot;:1,&quot;classic_pagination_type&quot;:&quot;ajax&quot;,&quot;classic_show_filters&quot;:&quot;no&quot;}\" data-widget_type=\"uael-posts.classic\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"uael-post__header\">\n\t\t\t\t\t<\/div>\n\t\t<div class=\"uael-post__body\">\n\t\t\t\n\t\t\n\t\t<div class=\"uael-blog-terms-position- uael-post-image-top uael-post-grid uael-posts\" data-query-type=\"custom\" data-structure=\"normal\" data-layout=\"\" data-page=\"7464\" data-skin=\"classic\" data-filter-default=\"\" data-offset-top=\"30\" >\n\n\t\t\t\t\t\t\t<div class=\"uael-post-grid__inner uael-post__columns-4 uael-post__columns-tablet-2 uael-post__columns-mobile-1\">\n\t\t\t\n<div class=\"uael-post-wrapper   blog\">\n\t<div class=\"uael-post__bg-wrap uael-bg-wrap-disabled\">\n\n\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/fillet-machining\/\" target=\"_self\" class=\"uael-post__complete-box-overlay\" aria-label=\"Link Complete Box\"><\/a>\n\t\t\t\t\n\t\t<div class=\"uael-post__inner-wrap uael-inner-wrap-disabled\">\n\n\t\t\t\t<div class=\"uael-post__thumbnail\">\n\t\t\t\n\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/fillet-machining\/\" target=\"_blank\" title=\"Fillet Machining: What Drives Cost and Part Quality\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"419\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/04\/Why-Tight-Internal-Fillets-Get-Expensive.jpg\" class=\"attachment-full size-full wp-image-24569\" alt=\"Why Tight Internal Fillets Get Expensive\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/04\/Why-Tight-Internal-Fillets-Get-Expensive.jpg 750w, https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/04\/Why-Tight-Internal-Fillets-Get-Expensive-300x168.jpg 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/04\/Why-Tight-Internal-Fillets-Get-Expensive-18x10.jpg 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a>\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\n\t\t\t<div class=\"uael-post__content-wrap uael-content-wrap-disabled\">\n\t\t\t\t\t<h3 class=\"uael-post__title\">\n\n\t\t\n\t\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/fillet-machining\/\" target=\"_blank\">\n\t\t\t\tFillet Machining: What Drives Cost and Part Quality\t\t\t<\/a>\n\n\t\t\t\t<\/h3>\n\t\t\t\t\t<div class=\"uael-post__meta-data\">\n\t\t\t\t\t<span class=\"uael-post__date\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-calendar\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\n\t\t\t13 April 2026\t\t<\/span>\n\t\t\t\t<span class=\"uael-post__comments\">\n\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-comments\" viewbox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\tNo Comments\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<a class=\"uael-post__read-more elementor-button\" href=\"https:\/\/shengenfab.com\/en_gb\/fillet-machining\/\" target=\"_blank\" aria-labelledby=\"uael-post-24568\">\n\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-left\">\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"elementor-button-text\" id=\"uael-post-24568\">Readmore<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\n\t<\/div>\n\n<\/div>\n\n<div class=\"uael-post-wrapper   blog\">\n\t<div class=\"uael-post__bg-wrap uael-bg-wrap-disabled\">\n\n\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/fingerprint-resistant-stainless-steel\/\" target=\"_self\" class=\"uael-post__complete-box-overlay\" aria-label=\"Link Complete Box\"><\/a>\n\t\t\t\t\n\t\t<div class=\"uael-post__inner-wrap uael-inner-wrap-disabled\">\n\n\t\t\t\t<div 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\/><\/a>\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\n\t\t\t<div class=\"uael-post__content-wrap uael-content-wrap-disabled\">\n\t\t\t\t\t<h3 class=\"uael-post__title\">\n\n\t\t\n\t\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/fingerprint-resistant-stainless-steel\/\" target=\"_blank\">\n\t\t\t\tFingerprint Resistant Stainless Steel: How It Works,and How to Choose\t\t\t<\/a>\n\n\t\t\t\t<\/h3>\n\t\t\t\t\t<div class=\"uael-post__meta-data\">\n\t\t\t\t\t<span class=\"uael-post__date\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-calendar\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\n\t\t\t12 March 2026\t\t<\/span>\n\t\t\t\t<span class=\"uael-post__comments\">\n\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-comments\" viewbox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\tNo Comments\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<a class=\"uael-post__read-more elementor-button\" 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href=\"https:\/\/shengenfab.com\/en_gb\/oem-vs-contract-manufacturing\/\" target=\"_blank\" title=\"OEM vs Contract Manufacturing: How to Choose the Right Model for Your Project\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"409\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/03\/A-Finished-Drawing-Does-Not-Always-Mean-a-Production-Safe-Job.jpg\" class=\"attachment-full size-full wp-image-24371\" alt=\"A Finished Drawing Does Not Always Mean a Production Safe Job\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/03\/A-Finished-Drawing-Does-Not-Always-Mean-a-Production-Safe-Job.jpg 750w, https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/03\/A-Finished-Drawing-Does-Not-Always-Mean-a-Production-Safe-Job-300x164.jpg 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/03\/A-Finished-Drawing-Does-Not-Always-Mean-a-Production-Safe-Job-18x10.jpg 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a>\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\n\t\t\t<div class=\"uael-post__content-wrap uael-content-wrap-disabled\">\n\t\t\t\t\t<h3 class=\"uael-post__title\">\n\n\t\t\n\t\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/oem-vs-contract-manufacturing\/\" target=\"_blank\">\n\t\t\t\tOEM vs Contract Manufacturing: How to Choose the Right Model for Your Project\t\t\t<\/a>\n\n\t\t\t\t<\/h3>\n\t\t\t\t\t<div class=\"uael-post__meta-data\">\n\t\t\t\t\t<span class=\"uael-post__date\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-calendar\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\n\t\t\t9 March 2026\t\t<\/span>\n\t\t\t\t<span class=\"uael-post__comments\">\n\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-comments\" viewbox=\"0 0 576 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M416 192c0-88.4-93.1-160-208-160S0 103.6 0 192c0 34.3 14.1 65.9 38 92-13.4 30.2-35.5 54.2-35.8 54.5-2.2 2.3-2.8 5.7-1.5 8.7S4.8 352 8 352c36.6 0 66.9-12.3 88.7-25 32.2 15.7 70.3 25 111.3 25 114.9 0 208-71.6 208-160zm122 220c23.9-26 38-57.7 38-92 0-66.9-53.5-124.2-129.3-148.1.9 6.6 1.3 13.3 1.3 20.1 0 105.9-107.7 192-240 192-10.8 0-21.3-.8-31.7-1.9C207.8 439.6 281.8 480 368 480c41 0 79.1-9.2 111.3-25 21.8 12.7 52.1 25 88.7 25 3.2 0 6.1-1.9 7.3-4.8 1.3-2.9.7-6.3-1.5-8.7-.3-.3-22.4-24.2-35.8-54.5z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\tNo Comments\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<a class=\"uael-post__read-more elementor-button\" href=\"https:\/\/shengenfab.com\/en_gb\/oem-vs-contract-manufacturing\/\" target=\"_blank\" aria-labelledby=\"uael-post-24369\">\n\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-icon elementor-align-icon-left\">\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"elementor-button-text\" id=\"uael-post-24369\">Readmore<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\n\t<\/div>\n\n<\/div>\n\n<div class=\"uael-post-wrapper   blog\">\n\t<div class=\"uael-post__bg-wrap uael-bg-wrap-disabled\">\n\n\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/setup-cost-vs-unit-cost-in-sheet-metal-manufacturing\/\" target=\"_self\" class=\"uael-post__complete-box-overlay\" aria-label=\"Link Complete Box\"><\/a>\n\t\t\t\t\n\t\t<div class=\"uael-post__inner-wrap uael-inner-wrap-disabled\">\n\n\t\t\t\t<div class=\"uael-post__thumbnail\">\n\t\t\t\n\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/setup-cost-vs-unit-cost-in-sheet-metal-manufacturing\/\" target=\"_blank\" title=\"Setup Cost vs Unit Cost in Sheet Metal Manufacturing\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"500\" src=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/02\/Setup-Cost-vs-Unit-Cost.jpg\" class=\"attachment-full size-full wp-image-24239\" alt=\"Setup Cost vs Unit Cost\" srcset=\"https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/02\/Setup-Cost-vs-Unit-Cost.jpg 750w, https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/02\/Setup-Cost-vs-Unit-Cost-300x200.jpg 300w, https:\/\/shengenfab.com\/wp-content\/uploads\/2026\/02\/Setup-Cost-vs-Unit-Cost-18x12.jpg 18w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/a>\n\t\t\t\t\t<\/div>\n\t\t\n\t\t\t\n\t\t\t<div class=\"uael-post__content-wrap uael-content-wrap-disabled\">\n\t\t\t\t\t<h3 class=\"uael-post__title\">\n\n\t\t\n\t\t\t\t\t\t<a href=\"https:\/\/shengenfab.com\/en_gb\/setup-cost-vs-unit-cost-in-sheet-metal-manufacturing\/\" target=\"_blank\">\n\t\t\t\tSetup Cost vs Unit Cost in Sheet Metal Manufacturing\t\t\t<\/a>\n\n\t\t\t\t<\/h3>\n\t\t\t\t\t<div class=\"uael-post__meta-data\">\n\t\t\t\t\t<span class=\"uael-post__date\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-calendar\" viewbox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M12 192h424c6.6 0 12 5.4 12 12v260c0 26.5-21.5 48-48 48H48c-26.5 0-48-21.5-48-48V204c0-6.6 5.4-12 12-12zm436-44v-36c0-26.5-21.5-48-48-48h-48V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H160V12c0-6.6-5.4-12-12-12h-40c-6.6 0-12 5.4-12 12v52H48C21.5 64 0 85.5 0 112v36c0 6.6 5.4 12 12 12h424c6.6 0 12-5.4 12-12z\"><\/path><\/svg>\t\t\t\t\t\t\t\t\t\n\t\t\t6 February 2026\t\t<\/span>\n\t\t\t\t<span class=\"uael-post__comments\">\n\t\t\t\t\t\t\t\t\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fa-comments\" viewbox=\"0 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elementor-align-icon-left\">\n\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t<span class=\"elementor-button-text\" id=\"uael-post-24235\">Readmore<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n\t\t\t\n\t\t<\/div>\n\t\t\n\t<\/div>\n\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\n\t\t<\/div>\n\n\t\t\t\t\t\t<\/div>\n\t\t<div class=\"uael-post__footer\">\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>A typical welding defect is the undercut. This occurs when the weld does not adequately cover the base metal. This flaw could significantly weaken structural integrity, making the weld joint more vulnerable to failure.<\/p>","protected":false},"author":1,"featured_media":7472,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[17],"class_list":["post-7464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-welding"],"_links":{"self":[{"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/posts\/7464","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/comments?post=7464"}],"version-history":[{"count":0,"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/posts\/7464\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/media\/7472"}],"wp:attachment":[{"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/media?parent=7464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/categories?post=7464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shengenfab.com\/en_gb\/wp-json\/wp\/v2\/tags?post=7464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}