{"id":1507,"date":"2026-03-13T11:35:23","date_gmt":"2026-03-13T10:35:23","guid":{"rendered":"https:\/\/mastec.se\/heavy-welding\/"},"modified":"2026-05-07T10:29:17","modified_gmt":"2026-05-07T08:29:17","slug":"heavy-welding","status":"publish","type":"page","link":"https:\/\/mastec.se\/en\/services\/heavy-welding\/","title":{"rendered":"Heavy Welding"},"content":{"rendered":"\n<div class=\"hero-block wp-block-mastec-hero\" data-rotation-speed=\"3000\">\n    <div class=\"hero-block-media\">\n                    <!-- Bildslider -->\n            <div class=\"hero-slider\">\n                                    <div class=\"hero-slide active\" data-index=\"0\">\n                        <img loading=\"lazy\" decoding=\"async\" width=\"1260\" height=\"945\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1711.webp\" class=\"hero-image not-transparent\" alt=\"\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1711.webp 1260w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1711-300x225.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1711-1024x768.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1711-768x576.webp 768w\" sizes=\"auto, (max-width: 1260px) 100vw, 1260px\" data-has-transparency=\"false\" data-dominant-color=\"947e6d\" style=\"--dominant-color: #947e6d;\" \/>                    <\/div>\n                                    <div class=\"hero-slide \" data-index=\"1\">\n                        <img loading=\"lazy\" decoding=\"async\" width=\"1260\" height=\"709\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720.webp\" class=\"hero-image not-transparent\" alt=\"\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720.webp 1260w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-300x169.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-1024x576.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-768x432.webp 768w\" sizes=\"auto, (max-width: 1260px) 100vw, 1260px\" data-has-transparency=\"false\" data-dominant-color=\"75685d\" style=\"--dominant-color: #75685d;\" \/>                    <\/div>\n                                    <div class=\"hero-slide \" data-index=\"2\">\n                        <img loading=\"lazy\" decoding=\"async\" width=\"765\" height=\"547\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_5048.webp\" class=\"hero-image not-transparent\" alt=\"\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_5048.webp 765w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_5048-300x215.webp 300w\" sizes=\"auto, (max-width: 765px) 100vw, 765px\" data-has-transparency=\"false\" data-dominant-color=\"686866\" style=\"--dominant-color: #686866;\" \/>                    <\/div>\n                            <\/div>\n                \n        <!-- Overlay -->\n        <div class=\"hero-overlay\"><\/div>\n    <\/div>\n    \n    <!-- Inneh\u00e5ll via InnerBlocks -->\n    <div class=\"hero-content\">\n            <div class=\"acf-innerblocks-container\">\n\n<h1 class=\"wp-block-heading has-palette-color-1-color has-text-color has-link-color wp-elements-d507eaff7913777ceabb0c303ec12c40\">Heavy welding for larger components and structures<\/h1>\n\n\n\n<p>We offer heavy welding of larger welded and machined components as well as sheet metal structures. With modern production, experienced welders, and high control throughout the entire process, we deliver solutions with high and consistent quality. <\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link has-palette-color-3-background-color has-background wp-element-button\" href=\"https:\/\/mastec.se\/en\/?page_id=1486\">Contact us!<\/a><\/div>\n<\/div>\n\n<\/div>    <\/div>\n<\/div>\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns alignwide is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column mid-section is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">What is heavy welding?<\/h2>\n\n\n\n<p>Heavy welding involves joining larger metal components and structures into finished products with high requirements for strength, precision, and quality. At Mastec WTech, we manufacture items such as frames, tanks, housings, hoods, cladding, and other larger welded structures. Through a high degree of vertical integration, we have full control over the entire manufacturing process.  <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">We deliver:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Manufacturing of larger welded structures<\/li>\n\n\n\n<li>Combination of welding, machining, and finishing<\/li>\n\n\n\n<li>High quality and consistent deliveries<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<h2 class=\"wp-block-heading alignwide\">Our methods in heavy welding<\/h2>\n\n<div class=\"wp-block-group alignwide is-layout-grid wp-container-core-group-is-layout-0d42194f wp-block-group-is-layout-grid\">\n<div class=\"wp-block-columns has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-f3e73c6b wp-block-columns-is-layout-flex\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--30);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--30);padding-left:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full has-custom-border\"><img data-dominant-color=\"897563\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_1711.webp\" alt=\"\" class=\"wp-image-1335 not-transparent\" style=\"--dominant-color: #897563; border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_1711.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_1711-300x169.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_1711-768x432.webp 768w\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-c385debf wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--20);padding-right:var(--wp--preset--spacing--20);padding-bottom:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\">\n<h3 class=\"wp-block-heading has-text-align-left has-palette-color-4-color has-text-color has-link-color wp-elements-2235f4ab7682a599f2d1f2c6fa2d8013\">Laser cutting<\/h3>\n\n\n\n<p>Precise cutting that creates the right conditions for further production.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-f3e73c6b wp-block-columns-is-layout-flex\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--30);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--30);padding-left:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large has-custom-border\"><img data-dominant-color=\"716a63\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1723-1024x576.webp\" alt=\"\" class=\"wp-image-712 not-transparent\" style=\"--dominant-color: #716a63; border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1723-1024x576.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1723-300x169.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1723-768x432.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1723.webp 1260w\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-c385debf wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--20);padding-right:var(--wp--preset--spacing--20);padding-bottom:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\">\n<h3 class=\"wp-block-heading has-text-align-left has-palette-color-4-color has-text-color has-link-color wp-elements-368175985709de044b7caa1448849530\">Bending and machining<\/h3>\n\n\n\n<p>Forming and machining of components with high accuracy.<\/p>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-columns has-white-background-color has-background is-layout-flex wp-container-core-columns-is-layout-f3e73c6b wp-block-columns-is-layout-flex\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--30);padding-right:var(--wp--preset--spacing--30);padding-bottom:var(--wp--preset--spacing--30);padding-left:var(--wp--preset--spacing--30)\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large has-custom-border is-style-default\"><img data-dominant-color=\"5583ad\" data-has-transparency=\"false\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1780-1024x576.webp\" alt=\"\" class=\"wp-image-718 not-transparent\" style=\"--dominant-color: #5583ad; border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1780-1024x576.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1780-300x169.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1780-768x432.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1780.webp 1260w\" \/><\/figure>\n\n\n\n<div class=\"wp-block-group is-layout-constrained wp-container-core-group-is-layout-c385debf wp-block-group-is-layout-constrained\" style=\"padding-top:var(--wp--preset--spacing--20);padding-right:var(--wp--preset--spacing--20);padding-bottom:var(--wp--preset--spacing--20);padding-left:var(--wp--preset--spacing--20)\">\n<h3 class=\"wp-block-heading has-text-align-left has-palette-color-4-color has-text-color has-link-color wp-elements-5b081a3f2c2d8d1437b4a4852fdd68ff\">Welding<\/h3>\n\n\n\n<p>Manual and automated welding of larger structures.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right is-stacked-on-mobile\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)\"><div class=\"wp-block-media-text__content\">\n<h2 class=\"wp-block-heading\"><strong>High-precision laser cutting<\/strong><\/h2>\n\n\n\n<p>Laser cutting is an efficient and flexible choice when high demands are placed on precision and versatility. Our modern equipment enables high processing speeds and tight tolerances. The first step in manufacturing is laser or plasma cutting, depending on the material properties and thickness.  <\/p>\n\n\n\n<p><strong>Capacity:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Tight tolerances<\/li>\n\n\n\n<li>High processing speed<\/li>\n\n\n\n<li>Material thicknesses up to 120 mm<\/li>\n<\/ul>\n<\/div><figure class=\"wp-block-media-text__media\"><img data-dominant-color=\"757777\" data-has-transparency=\"false\" style=\"--dominant-color: #757777;\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"731\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/Lasersvetsning-1024x731.webp\" alt=\"\" class=\"wp-image-1337 size-full not-transparent\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/Lasersvetsning-1024x731.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/Lasersvetsning-300x214.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/Lasersvetsning-768x548.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/Lasersvetsning-1536x1097.webp 1536w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/Lasersvetsning.webp 1920w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-white-background-color has-background\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)\"><figure class=\"wp-block-media-text__media\"><img data-dominant-color=\"75685d\" data-has-transparency=\"false\" style=\"--dominant-color: #75685d;\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-1024x576.webp\" alt=\"\" class=\"wp-image-711 size-full not-transparent\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-1024x576.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-300x169.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720-768x432.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1720.webp 1260w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h2 class=\"wp-block-heading\">Bending and machining<\/h2>\n\n\n\n<p>Through advanced bending, the material is shaped with high accuracy in our press brakes. We ensure the correct dimensions and quality at every stage. We also offer extensive mechanical machining of both individual components and complete welded structures.  <\/p>\n\n\n\n<p><strong>Capacity:<\/strong><\/p>\n\n\n\n<p>Bending up to 4 meters. Material thickness up to 12 mm. Machining up to 3500 \u00d7 2500 \u00d7 1800 mm.  <\/p>\n\n\n\n<p><strong>Machinery:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Vertical drilling machines<\/li>\n\n\n\n<li>Manual and automatic lathes<\/li>\n\n\n\n<li>Vertical and horizontal mills<\/li>\n\n\n\n<li>Horizontal boring mills<\/li>\n<\/ul>\n<\/div><\/div>\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right is-stacked-on-mobile\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)\"><div class=\"wp-block-media-text__content\">\n<h2 class=\"wp-block-heading\"><strong>Welding with high quality and control<\/strong><\/h2>\n\n\n\n<p>We offer both manual and automated welding. Robotic welding provides high efficiency and consistent quality in series production, while manual welding is used for more complex and customized structures. Our welders have broad expertise in several materials and work with a high focus on quality.  <\/p>\n\n\n\n<p><strong>Materials:<\/strong><\/p>\n\n\n\n<p>Carbon steel, Structural steel, Aluminum, Stainless steel.<\/p>\n\n\n\n<p><strong>Advantages:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Welding according to ISO 3834-2<\/li>\n\n\n\n<li>Certified welders<\/li>\n\n\n\n<li>Inspection methods: VT, PT, and UT<\/li>\n<\/ul>\n<\/div><figure class=\"wp-block-media-text__media\"><img data-dominant-color=\"686866\" data-has-transparency=\"false\" style=\"--dominant-color: #686866;\" loading=\"lazy\" decoding=\"async\" width=\"765\" height=\"547\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_5048.webp\" alt=\"\" class=\"wp-image-897 size-full not-transparent\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_5048.webp 765w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_5048-300x215.webp 300w\" sizes=\"auto, (max-width: 765px) 100vw, 765px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-white-background-color has-background\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)\"><figure class=\"wp-block-media-text__media\"><img data-dominant-color=\"898062\" data-has-transparency=\"false\" style=\"--dominant-color: #898062;\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"768\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1743-1024x768.webp\" alt=\"\" class=\"wp-image-713 size-full not-transparent\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1743-1024x768.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1743-300x225.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1743-768x576.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_1743.webp 1260w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h2 class=\"wp-block-heading\"><strong>Painting and surface treatment<\/strong><\/h2>\n\n\n\n<p>Our facility is fully equipped for wet painting and offers several methods, including airless and hydrodynamic application. The result is durable and corrosion-resistant surfaces that meet the requirements of demanding industrial environments. <\/p>\n\n\n\n<p><strong>Advantages:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>High corrosion resistance<\/li>\n\n\n\n<li>Customization according to requirements<\/li>\n\n\n\n<li>Durable end result<\/li>\n<\/ul>\n<\/div><\/div>\n\n<div class=\"wp-block-media-text alignwide has-media-on-the-right is-stacked-on-mobile\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)\"><div class=\"wp-block-media-text__content\">\n<h2 class=\"wp-block-heading\">Development and production optimization<\/h2>\n\n\n\n<p>Our development team supports you throughout the entire development process. We offer support in production documentation based on 3D CAD as well as DFA and DFM analyses at an early stage. Through close collaboration, we create efficient and sustainable production solutions.  <\/p>\n\n\n\n<p><strong>We contribute with:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>3D CAD and production documentation<\/li>\n\n\n\n<li>DFA and DFM analyses<\/li>\n\n\n\n<li>Design optimization<\/li>\n\n\n\n<li>Efficient production<\/li>\n<\/ul>\n<\/div><figure class=\"wp-block-media-text__media\"><img data-dominant-color=\"7e818b\" data-has-transparency=\"false\" style=\"--dominant-color: #7e818b;\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_9783-1024x683.webp\" alt=\"\" class=\"wp-image-660 size-full not-transparent\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_9783-1024x683.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_9783-300x200.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_9783-768x512.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_9783-1536x1025.webp 1536w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/IMG_9783-2048x1366.webp 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n<div class=\"wp-block-media-text alignwide is-stacked-on-mobile has-white-background-color has-background\" style=\"border-top-left-radius:10px;border-top-right-radius:10px;border-bottom-left-radius:10px;border-bottom-right-radius:10px;padding-top:var(--wp--preset--spacing--80);padding-right:var(--wp--preset--spacing--80);padding-bottom:var(--wp--preset--spacing--80);padding-left:var(--wp--preset--spacing--80)\"><figure class=\"wp-block-media-text__media\"><img data-dominant-color=\"7f7e8b\" data-has-transparency=\"false\" style=\"--dominant-color: #7f7e8b;\" loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"731\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_7532-1024x731.webp\" alt=\"\" class=\"wp-image-1328 size-full not-transparent\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_7532-1024x731.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_7532-300x214.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_7532-768x549.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_7532-1536x1097.webp 1536w, https:\/\/mastec.se\/app\/uploads\/2026\/04\/IMG_7532.webp 1960w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<h2 class=\"wp-block-heading\">Quality and environment<\/h2>\n\n\n\n<p>Quality is a central part of our operations. We work systematically with measurement and inspection methods to ensure that every delivery meets the specified requirements. In case of deviations, we work according to the 8D methodology to quickly identify causes and implement improvements.  <\/p>\n\n\n\n<p><strong>How we work:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Inspection methods: VT, PT, UT, and 3D measurement<\/li>\n\n\n\n<li>Structured processes<\/li>\n\n\n\n<li>Continuous improvement work<\/li>\n<\/ul>\n\n\n\n<p><strong>Certifications:<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><a href=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-ISO-9001_2015_EN.pdf\" type=\"link\" id=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-ISO-9001_2015_EN.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Mastec WTech ISO 9001_2015_EN<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-TSP-3834-1131.00-EN.pdf\" type=\"link\" id=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-TSP-3834-1131.00-EN.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Mastec WTech ISO 3834-1131.0<\/a><a href=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-TSP-3834-1131.00-EN.pdf\" type=\"link\" id=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-TSP-3834-1131.00-EN.pdf\">0 EN<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-3WTE-ISO-1090-EN.pdf\" type=\"link\" id=\"https:\/\/mastec.se\/app\/uploads\/2026\/04\/wtech-3WTE-ISO-1090-EN.pdf\" target=\"_blank\" rel=\"noreferrer noopener\">Mastec WTech ISO 1090<\/a><\/li>\n<\/ul>\n<\/div><\/div>\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div\n\tclass=\"cta-contact-block wp-block-mastec-cta-contact\" data-block-id=\"cta-contact-block_27119a66b345361d77d65b3798f974eb\" data-recipient=\"maciej.zyszczynski@mastec.se\" data-form-id=\"1\" data-confirmation-message=\"Tack! Ditt meddelande har skickats.\">\n\t<div class=\"cta-contact-block__inner\">\n\t\t\t\t\t<h2 class=\"cta-contact-block__title\">Do you need help with heavy welding?<\/h2>\n\t\t\n\t\t\t\t\t<div class=\"cta-contact-block__text\">\n\t\t\t\t<p>Contact us and we will help you develop a solution for larger welded components and structures.<\/p>\n\t\t\t<\/div>\n\t\t\n\t\t<button\n\t\t\ttype=\"button\"\n\t\t\tclass=\"cta-contact-block__button\"\n\t\t\tdata-cta-contact-open=\"cta-contact-block_27119a66b345361d77d65b3798f974eb\"\n\t\t>\n\t\t\tFill out the form here!\t\t<\/button>\n\t<\/div>\n\n\t<div\n\t\tclass=\"cta-contact-overlay\"\n\t\tid=\"cta-contact-block_27119a66b345361d77d65b3798f974eb\"\n\t\taria-hidden=\"true\"\n\t>\n\t\t<div class=\"cta-contact-overlay__backdrop\" data-cta-contact-close><\/div>\n\n\t\t<div class=\"cta-contact-overlay__dialog\" role=\"dialog\" 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class=\"facility-contacts-block__employees\">\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"facility-contacts-block__employee\">\n\t\t\t\t\t<div class=\"contact-person-block\">\n\t\t\t\t\t\t<div class=\"contact-person-block__media\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/silhuett_man-225x300.webp\" class=\"contact-person-block__image not-transparent wp-post-image\" alt=\"\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/silhuett_man-225x300.webp 225w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/silhuett_man.webp 300w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" data-has-transparency=\"false\" data-dominant-color=\"acacac\" style=\"--dominant-color: #acacac;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t<div class=\"contact-person-block__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__name\"><strong>Robert Gurbin<\/strong><\/p>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"contact-person-block__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__meta-item contact-person-block__meta-item--phone\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"tel:+48537121453\">+48 537 121 453<\/a>\n\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__meta-item contact-person-block__meta-item--email\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:robert.gurbin@mastec.se\">robert.gurbin@mastec.se<\/a>\n\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\n\t\t\t\t<div class=\"facility-contacts-block__employee\">\n\t\t\t\t\t<div class=\"contact-person-block\">\n\t\t\t\t\t\t<div class=\"contact-person-block__media\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"225\" height=\"300\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/silhuett_man-225x300.webp\" class=\"contact-person-block__image not-transparent wp-post-image\" alt=\"\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/silhuett_man-225x300.webp 225w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/silhuett_man.webp 300w\" sizes=\"auto, (max-width: 225px) 100vw, 225px\" data-has-transparency=\"false\" data-dominant-color=\"acacac\" style=\"--dominant-color: #acacac;\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t<div class=\"contact-person-block__content\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__name\"><strong>Maciej \u017byszczy\u0144ski<\/strong><\/p>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"contact-person-block__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__meta-item contact-person-block__meta-item--phone\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"tel:+48531678765\">+48 531 678 765<\/a>\n\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__meta-item contact-person-block__meta-item--email\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"mailto:maciej.zyszczynski@mastec.se\">maciej.zyszczynski@mastec.se<\/a>\n\t\t\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\n\t\t<div class=\"facility-contacts-block__employee\">\n\t\t\t<div class=\"contact-person-block\">\n\t\t\t\t<div class=\"contact-person-block__media\">\n\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/wtech-300x225.webp\" class=\"contact-person-block__image not-transparent\" alt=\"\" srcset=\"https:\/\/mastec.se\/app\/uploads\/2026\/03\/wtech-300x225.webp 300w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/wtech-1024x768.webp 1024w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/wtech-768x576.webp 768w, https:\/\/mastec.se\/app\/uploads\/2026\/03\/wtech.webp 1134w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" data-has-transparency=\"false\" data-dominant-color=\"6a7b84\" style=\"--dominant-color: #6a7b84;\" \/>\t\t\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t<div class=\"contact-person-block__content\">\n\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__name\"><strong>Mastec WTech Sp.zo.o<\/strong><\/p>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__title\">Na Wierzysko 5<\/p>\n\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t<div class=\"contact-person-block__meta\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"contact-person-block__meta-item contact-person-block__meta-item--phone\">\n\t\t\t\t\t\t\t\t\t<a href=\"tel:43-175Wyry\">43-175 Wyry<\/a>\n\t\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n<\/div>\n\n<\/div>\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column mid-section is-layout-flow wp-block-column-is-layout-flow\">\n<h2 class=\"wp-block-heading\">Frequently asked questions about heavy welding<\/h2>\n\n\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1774358339712\"><strong class=\"schema-faq-question\">What does heavy welding involve?<\/strong> <p class=\"schema-faq-answer\">Heavy welding involves joining larger metal components into durable structures with high requirements for quality and strength.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1774358492556\"><strong class=\"schema-faq-question\">What materials do you work with?<\/strong> <p class=\"schema-faq-answer\">We work with materials such as structural steel, aluminum, stainless steel, and carbon steel, depending on the product&#8217;s requirements.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1774358509282\"><strong class=\"schema-faq-question\">Do you offer both manual and automated welding?<\/strong> <p class=\"schema-faq-answer\">Yes, we combine manual welding and robotic welding to adapt production according to volume and complexity.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1774358533573\"><strong class=\"schema-faq-question\">How do you ensure quality in the welding?<\/strong> <p class=\"schema-faq-answer\">We work according to ISO standards and use inspection methods such as VT, PT, UT, and 3D measurement to ensure the correct quality.<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1774358547533\"><strong class=\"schema-faq-question\">Can you help with development and finishing?<\/strong> <p class=\"schema-faq-answer\">Yes, we offer both support in the development phase and finishing such as painting to deliver a finished product.<\/p> <\/div> <\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>We offer heavy welding of larger welded and machined components as well as sheet metal structures. With modern production, experienced welders, and high control throughout the entire process, we deliver solutions with high and consistent quality. <\/p>\n","protected":false},"author":1,"featured_media":1508,"parent":1563,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-1507","page","type-page","status-publish","has-post-thumbnail","hentry"],"blocksy_meta":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Heavy Welding - Mastec<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/mastec.se\/en\/services\/heavy-welding\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Heavy Welding - Mastec\" \/>\n<meta property=\"og:description\" content=\"We offer heavy welding of larger welded and machined components as well as sheet metal structures. 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