{"id":126,"date":"2026-07-18T05:43:44","date_gmt":"2026-07-17T21:43:44","guid":{"rendered":"http:\/\/www.perssonspack.com\/blog\/?p=126"},"modified":"2026-07-18T05:43:44","modified_gmt":"2026-07-17T21:43:44","slug":"how-to-weld-expanded-metal-4991-042b26","status":"publish","type":"post","link":"http:\/\/www.perssonspack.com\/blog\/2026\/07\/18\/how-to-weld-expanded-metal-4991-042b26\/","title":{"rendered":"How to weld expanded metal?"},"content":{"rendered":"<p>Hey there, metal enthusiasts! I&#8217;m [your name], and I&#8217;m stoked to be part of this awesome expanded metal supply scene. Whether you&#8217;re a DIY warrior or a pro contractor, welding expanded metal is a skill that can really step up your game. In this blog, I&#8217;m gonna break down the whole process of how to weld expanded metal, from the tools you&#8217;ll need to the nitty &#8211; gritty welding techniques. <a href=\"https:\/\/www.yilidametal.com\/expanded-metal\/\">Expanded Metal<\/a><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.yilidametal.com\/uploads\/46895\/small\/aluminum-decorative-expanded-metald9bc5.jpg\"><\/p>\n<h3>Why Weld Expanded Metal?<\/h3>\n<p>First things first, you might be wondering why you&#8217;d want to weld expanded metal. Well, expanded metal is super versatile. It&#8217;s used in countless industries for fencing, walkways, guards, and so much more. Welding can help you customize it to fit your specific project. You can join pieces together to create larger panels, attach it to frames, or make complex structures. It&#8217;s all about making the expanded metal work for you.<\/p>\n<h3>Tools and Materials You&#8217;ll Need<\/h3>\n<h4>Tools<\/h4>\n<ul>\n<li><strong>Welding Machine:<\/strong> You&#8217;ve got a few options here. MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) welders are popular choices. MIG is a bit easier for beginners because it&#8217;s more forgiving and it works faster. TIG gives you more control and can create cleaner welds, but it&#8217;s a bit more challenging to master.<\/li>\n<li><strong>Welding Helmet:<\/strong> This is your must &#8211; have safety gear. It protects your eyes and face from the intense light and sparks during welding.<\/li>\n<li><strong>Welding Gloves:<\/strong> These insulated gloves keep your hands safe from heat and splatter. You want a good pair that fits well and gives you some dexterity.<\/li>\n<li><strong>Angle Grinder:<\/strong> You&#8217;ll use this to clean the edges of the expanded metal before welding and to smooth out the welds afterward.<\/li>\n<li><strong>Clamps:<\/strong> They help hold the pieces of expanded metal in place while you&#8217;re welding, ensuring a precise and stable joint.<\/li>\n<\/ul>\n<h4>Materials<\/h4>\n<ul>\n<li><strong>Expanded Metal:<\/strong> Of course, you need the star of the show. Make sure you choose the right type and size for your project. Different gauges and mesh patterns are available, so pick based on your strength and aesthetic needs.<\/li>\n<li><strong>Welding Wire or Rod:<\/strong> The type you use depends on the welding process and the metal of the expanded metal. For mild steel expanded metal, a common choice for MIG welding is ER70S &#8211; 6 wire.<\/li>\n<\/ul>\n<h3>Preparing the Expanded Metal<\/h3>\n<p>Before you even think about striking an arc, you need to prep the expanded metal properly.<\/p>\n<h4>Cleaning<\/h4>\n<p>Use an angle grinder to clean the edges of the expanded metal where you&#8217;ll be welding. Remove any rust, paint, or dirt. These contaminants can cause porosity in the weld and weaken the joint. You can also use a wire brush for a more thorough clean. Make sure the surface looks shiny and clean.<\/p>\n<h4>Measuring and Cutting<\/h4>\n<p>Measure the pieces of expanded metal you need and use a metal cutter or an angle grinder to cut them to size. Make sure your cuts are straight and accurate. If you&#8217;re joining two pieces, you want a good fit. It&#8217;s a good idea to use a square or a straight edge to measure and mark your cuts.<\/p>\n<h4>Positioning<\/h4>\n<p>Once you&#8217;ve cut the expanded metal, use clamps to hold the pieces in place. You want them to be aligned correctly and have a small gap between them for the weld to penetrate. If the gap is too small, the weld might not fuse properly. If it&#8217;s too big, you&#8217;ll use more filler metal and it might be harder to control the weld.<\/p>\n<h3>Welding Techniques<\/h3>\n<h4>MIG Welding<\/h4>\n<p>MIG welding is a great option for welding expanded metal, especially if you&#8217;re new to welding.<\/p>\n<ul>\n<li><strong>Set Up:<\/strong> First, set up your MIG welder. Adjust the voltage and wire feed speed according to the thickness of the expanded metal. As a general rule, thinner metal needs lower voltage and slower wire feed speed.<\/li>\n<li><strong>Welding:<\/strong> Hold the welding gun at a 10 &#8211; 15 degree angle to the work surface. Start the weld at one end of the joint and move the gun steadily along the joint. Keep a consistent speed to ensure an even weld. You want to see a smooth bead forming along the joint.<\/li>\n<li><strong>Layering:<\/strong> Depending on the thickness of the metal and the strength you need, you might need to do multiple passes or layers. Just make sure to clean the slag between each pass.<\/li>\n<\/ul>\n<h4>TIG Welding<\/h4>\n<p>TIG welding gives you more control over the weld, but it&#8217;s a bit more challenging.<\/p>\n<ul>\n<li><strong>Set Up:<\/strong> Set up your TIG welder. You&#8217;ll need to choose the right tungsten electrode and set the correct amperage for the thickness of the expanded metal.<\/li>\n<li><strong>Tungsten Preparation:<\/strong> Grind the tungsten electrode to a sharp point. This helps focus the arc and creates a cleaner weld.<\/li>\n<li><strong>Welding:<\/strong> Hold the TIG torch at a 70 &#8211; 80 degree angle to the work surface. Use your other hand to feed the filler rod into the weld pool. Start the arc and slowly move the torch along the joint. Keep the arc short and steady. It takes some practice to get the hang of adding the filler rod at the right time and in the right amount.<\/li>\n<\/ul>\n<h3>Post &#8211; Welding Finishing<\/h3>\n<p>Once you&#8217;ve finished welding, there are a few things you need to do to finish the job.<\/p>\n<h4>Cleaning<\/h4>\n<p>Use a wire brush to clean the weld area. Remove any slag or spatter. You can also use an angle grinder to smooth out the weld if it&#8217;s a bit rough. This makes the joint look better and can also improve its corrosion resistance.<\/p>\n<h4>Inspection<\/h4>\n<p>Check the weld for any defects. Look for cracks, porosity, or incomplete fusion. If you find any issues, you might need to grind out the bad part and re &#8211; weld it.<\/p>\n<h4>Coating<\/h4>\n<p>Depending on the application, you might want to apply a coating to the welded expanded metal to protect it from corrosion. You can use paint, powder coating, or a galvanizing process.<\/p>\n<h3>Tips and Tricks<\/h3>\n<ul>\n<li><strong>Practice Makes Perfect:<\/strong> Don&#8217;t just jump into welding your project right away. Practice on some scrap pieces of expanded metal first. This helps you get a feel for the welding process and the settings.<\/li>\n<li><strong>Manage Heat:<\/strong> Expanded metal can warp if you apply too much heat. Use intermittent welding or tack welds to limit the heat input and prevent warping.<\/li>\n<li><strong>Safety First:<\/strong> Always wear your safety gear, and make sure you&#8217;re working in a well &#8211; ventilated area. Welding produces fumes that can be harmful if inhaled.<\/li>\n<\/ul>\n<h3>Conclusion<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.yilidametal.com\/uploads\/46895\/small\/aluminum-sheet-slotted-hole-perforated-metal18d25.jpg\"><\/p>\n<p>Welding expanded metal is an awesome skill that can open up a whole world of possibilities for your projects. Whether you&#8217;re building a custom fence or a unique piece of industrial art, knowing how to weld expanded metal gives you the power to create. As an expanded metal supplier, I&#8217;ve seen the incredible things you guys can do with our products. So if you&#8217;re in the market for high &#8211; quality expanded metal for your next welding project, don&#8217;t hesitate to reach out.<\/p>\n<p><a href=\"https:\/\/www.yilidametal.com\/perforated-metal\/round-hole-perforated-metal\/\">Round Hole Perforated Metal<\/a> Get in touch with us to discuss your specific needs, whether it&#8217;s about the type of expanded metal, quantity, or any welding &#8211; related questions. We&#8217;re here to support you every step of the way.<\/p>\n<h3>References<\/h3>\n<ul>\n<li>&quot;The Welding Handbook&quot; by American Welding Society<\/li>\n<li>&quot;Practical Metalworking for the Amateur&quot; by Albert Jackson and David Day<\/li>\n<li>&quot;Introduction to Welding&quot; textbooks commonly used in vocational training programs<\/li>\n<\/ul>\n<hr>\n<p><a href=\"https:\/\/www.yilidametal.com\/\">Anping Yilida Metal Wire Mesh Co., Ltd.<\/a><br \/>Anping Yilida Metal Wire Mesh Co., Ltd. is one of the most reliable expanded metal manufacturers and suppliers in China, also supports customized service. Please feel free to buy bulk high quality expanded metal made in China here from our factory.<br \/>Address: Wire Mesh Development Zone, Anping, Hebei Province, China<br \/>E-mail: sales@wiremesh-yg.cn<br \/>WebSite: <a href=\"https:\/\/www.yilidametal.com\/\">https:\/\/www.yilidametal.com\/<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Hey there, metal enthusiasts! I&#8217;m [your name], and I&#8217;m stoked to be part of this awesome &hellip; <a title=\"How to weld expanded metal?\" class=\"hm-read-more\" href=\"http:\/\/www.perssonspack.com\/blog\/2026\/07\/18\/how-to-weld-expanded-metal-4991-042b26\/\"><span class=\"screen-reader-text\">How to weld expanded metal?<\/span>Read more<\/a><\/p>\n","protected":false},"author":23,"featured_media":126,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[89],"class_list":["post-126","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry","tag-expanded-metal-46f5-0466bf"],"_links":{"self":[{"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/posts\/126","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/users\/23"}],"replies":[{"embeddable":true,"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/comments?post=126"}],"version-history":[{"count":0,"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/posts\/126\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/posts\/126"}],"wp:attachment":[{"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/media?parent=126"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/categories?post=126"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.perssonspack.com\/blog\/wp-json\/wp\/v2\/tags?post=126"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}