{"id":2205,"date":"2026-09-27T12:12:41","date_gmt":"2026-09-27T10:12:41","guid":{"rendered":"https:\/\/ecad.com.pl\/en\/stress-relief-annealing\/"},"modified":"2026-10-23T18:48:21","modified_gmt":"2026-10-23T16:48:21","slug":"stress-relief-annealing","status":"publish","type":"page","link":"https:\/\/ecad.com.pl\/en\/stress-relief-annealing\/","title":{"rendered":"Stress-relief annealing"},"content":{"rendered":"\n<style>\n\n.wy{--nw-sekcja:clamp(3.5rem,6.5vw,5.5rem);--nw-h1:clamp(2.5rem,5.2vw,5rem);--nw-h2:clamp(1.75rem,3.4vw,3rem);--nw-lead:clamp(1.0625rem,1.5vw,1.3125rem)}\n\n.wy h1,.wy h2,.wy h3,.wy p,.wy li,.wy dt,.wy dd,.wy figcaption,.wy strong,.wy small,.wy summary,.wy caption,.wy th,.wy td,.wy b,.wy span{color:inherit;font-family:var(--nw-sans);font-size:inherit}\n\n.wy figure{margin:0}\n\n.wy .nw-h1{font-size:var(--nw-h1);line-height:.94;color:#fff}\n\n.wy .nw-h2{font-size:var(--nw-h2);text-wrap:balance;max-width:26ch}\n\n.wy .nw-h3{font-size:var(--nw-h3)}\n\n.wy 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a{display:inline-flex;align-items:center;min-height:2.75rem}\n\n}\n\n@media (max-width:420px){.wy .wy-kiedy{gap:.5rem}}\n\n@media (prefers-reduced-motion:reduce){.wy *{animation:none!important;transition:none!important}.wy .wy-linia,.wy .wy-os::before{transform:none!important}}\n\n.content-container.site-container:has(#wy-wyzarzanie){padding-inline:0;max-width:100%}.entry-content-wrap:has(#wy-wyzarzanie){padding:0}\n\n<\/style>\n<div id=\"nw-tresc\">\n<section data-nw-hero=\"\" class=\"wy-hero\" aria-labelledby=\"nw-h1\">\n<div class=\"nw-kol\">\n<nav class=\"wy-okruszki\" aria-label=\"Breadcrumb navigation\"><a href=\"https:\/\/ecad.com.pl\/en\/\">Home<\/a><span aria-hidden=\"true\">\u203a<\/span><a href=\"https:\/\/ecad.com.pl\/en\/offer\/\">Services<\/a><span aria-hidden=\"true\">\u203a<\/span><span aria-current=\"page\">Stress-relief annealing<\/span><\/nav>\n<div class=\"wy-hero__siatka\">\n<h1 class=\"nw-h1 nw-cond wy-h1\" id=\"nw-h1\">Stress-relief annealing in Lodz<\/h1>\n<div class=\"wy-wym\">\n<p class=\"wy-wym__tyt\">Stress-relief annealing at ECAD<\/p>\n<dl class=\"wy-wym__dl\">\n<dt class=\"wy-wym__et\">Furnace chamber<\/dt>\n<dd class=\"wy-wym__v\">1000 \u00d7 1200 \u00d7 800 <span class=\"wy-wym__j\">mm<\/span><\/dd>\n<\/dl>\n<span class=\"wy-linia\" aria-hidden=\"true\" data-wy-linia=\"\"><\/span>\n<dl class=\"wy-wym__rest\">\n<div><dt>Application<\/dt><dd>reducing stresses after welding and machining<\/dd><\/div>\n<div><dt>Location<\/dt><dd>ECAD, Lodz, Elektronowa 6<\/dd><\/div>\n<\/dl>\n<\/div>\n<div class=\"wy-hero__tekst\">\n<p class=\"nw-lead\">We carry out stress-relief annealing of metal parts in our own furnace with a 1000 \u00d7 1200 \u00d7 800 mm chamber. It reduces residual stresses after welding and machining before the part moves on to finish machining. We quote based on your enquiry, from single pieces to series.<\/p>\n<div class=\"nw-akcje\">\n<a class=\"nw-cta\" href=\"https:\/\/ecad.com.pl\/en\/request-a-quote\/\" data-analytics-cta=\"wyslij-rysunek\">Send your drawing for a quote<\/a>\n<a class=\"nw-tel-link\" href=\"tel:+48697270000\"><i aria-hidden=\"true\">\u260e<\/i><span>+48\u00a0697\u00a0270\u00a0000<span class=\"wy-godziny\">Mon\u2013Fri 8:00\u201316:00<\/span><\/span><\/a>\n<\/div>\n<p class=\"nw-p wy-hero__opis\">We can combine cutting, bending, welding and annealing in a single order, at the same plant. See <a href=\"https:\/\/ecad.com.pl\/en\/metal-parts-production\/\">full-service production<\/a>.<\/p>\n<\/div>\n<div class=\"wy-hero__svg\">\n<svg class=\"wy-svg\" viewbox=\"-30 0 320 232\" role=\"img\" aria-label=\"Outline of the furnace chamber with dimensions of 1000 \u00d7 1200 \u00d7 800 mm\" focusable=\"false\">\n<polygon points=\"30,80 80,40 210,40 160,80\" fill=\"rgba(255,165,38,.10)\" stroke=\"#C2C8CC\" stroke-width=\"1.5\" stroke-linejoin=\"round\"><\/polygon>\n<polygon points=\"160,80 210,40 210,140 160,180\" fill=\"rgba(255,255,255,.04)\" stroke=\"#C2C8CC\" stroke-width=\"1.5\" stroke-linejoin=\"round\"><\/polygon>\n<rect x=\"30\" y=\"80\" width=\"130\" height=\"100\" fill=\"rgba(255,165,38,.16)\" stroke=\"#FFA526\" stroke-width=\"2\" stroke-linejoin=\"round\"><\/rect>\n<path d=\"M30 192H160M30 187V197M160 187V197\" stroke=\"#C2C8CC\" stroke-width=\"1\" fill=\"none\"><\/path>\n<text x=\"95\" y=\"219\" text-anchor=\"middle\">1000 mm<\/text>\n<text x=\"216\" y=\"96\" text-anchor=\"start\">800 mm<\/text>\n<text x=\"50\" y=\"52\" text-anchor=\"end\">1200 mm<\/text>\n<\/svg>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"nw-sekcja\" aria-labelledby=\"us-piec\">\n<div class=\"nw-kol\">\n<div class=\"wy-piec\">\n<div class=\"wy-piec__t\" data-wy-reveal=\"\">\n<h2 class=\"nw-h2 nw-cond\" id=\"us-piec\">Stress-relief annealing in a 1000 \u00d7 1200 \u00d7 800 mm chamber furnace<\/h2>\n<p class=\"nw-p\">Stress-relief annealing is a heat treatment that reduces residual stresses in metal. In structural steel, it is carried out below the Ac1 transformation temperature, so unlike hardening, the steel does not undergo a phase transformation. The furnace is located at our plant at ul. Elektronowa 6 in Lodz. Whether your part fits, including by weight, will be verified during quoting. We purchased the furnace under an <a href=\"https:\/\/ecad.com.pl\/en\/eu-projects\/\">EU-co-funded project<\/a>.<\/p>\n<\/div>\n<figure class=\"wy-foto\" data-wy-reveal=\"\">\n<img src=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue.webp\" srcset=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue-300x225.webp 300w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue-480x360.webp 480w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue-768x576.webp 768w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue-1024x768.webp 1024w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue-1536x1152.webp 1536w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/piec-do-wyzarzania-z-naklejka-ue.webp 1800w\" sizes=\"auto, (max-width:767px) calc(100vw - 2.5rem), (max-width:1023px) 90vw, 520px\" width=\"1800\" height=\"1350\" loading=\"lazy\" decoding=\"async\" alt=\"Stress-relief annealing furnace in the ECAD shop floor: blue frame with steel panels, ajar door with a lever, and a European Funds sticker 'Purchase co-financed by the European Union' on the casing.\"\/>\n<figcaption>Stress-relief annealing furnace on the ECAD shop floor.<\/figcaption>\n<\/figure>\n<\/div>\n<p class=\"wy-eyebrow\">When we use stress-relief annealing: after welding, after cutting and bending, before finish machining<\/p>\n<ul class=\"wy-kiedy\">\n<li data-wy-reveal=\"\">\n<div class=\"wy-kt\"><h3 class=\"nw-h3\">After welding<\/h3><p class=\"nw-p\">Manual welding or robotic welding on <a href=\"https:\/\/ecad.com.pl\/en\/machine-park\/#fanuc\">FANUC<\/a> robots introduces residual stresses into the material. We reduce them through stress relieving in our furnace.<\/p><\/div>\n<figure>\n<img src=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki.webp\" srcset=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki-300x200.webp 300w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki-480x320.webp 480w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki-768x512.webp 768w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki-1024x682.webp 1024w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki-1536x1024.webp 1536w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-stanowisko-spawalnicze-dociski-i-klocki.webp 2000w\" sizes=\"auto, (max-width:767px) 5rem, (max-width:1023px) 31vw, 390px\" width=\"2000\" height=\"1333\" loading=\"lazy\" decoding=\"async\" alt=\"Close-up of a welding station drawing: toggle clamps and stop blocks bolted to a plate, with reference lines alongside.\"\/>\n<figcaption>Welding station with clamps. Drawing from our design office.<\/figcaption>\n<\/figure>\n<\/li>\n<li data-wy-reveal=\"\">\n<div class=\"wy-kt\"><h3 class=\"nw-h3\">After cutting, bending and rough machining<\/h3><p class=\"nw-p\"><a href=\"https:\/\/ecad.com.pl\/en\/laser-cutting\/\">Laser cutting<\/a>, <a href=\"https:\/\/ecad.com.pl\/en\/sheet-metal-bending\/\">sheet metal bending<\/a> and rough machining also introduce stresses into the material. Stress relieving reduces the risk that they will later appear as part distortion.<\/p><\/div>\n<figure>\n<img src=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali.webp\" srcset=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali-300x200.webp 300w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali-480x320.webp 480w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali-768x512.webp 768w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali-1024x683.webp 1024w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali-1536x1024.webp 1536w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/szkielet-arkusza-blachy-po-wycieciu-detali.webp 1800w\" sizes=\"auto, (max-width:767px) 5rem, (max-width:1023px) 31vw, 390px\" width=\"1800\" height=\"1200\" loading=\"lazy\" decoding=\"async\" alt=\"Sheet metal after part cutting, top view: rusty skeleton with an oval cut-out and numerous holes of various shapes showing dark parts lying underneath.\"\/>\n<figcaption>Sheet metal after cutting out parts.<\/figcaption>\n<\/figure>\n<\/li>\n<li data-wy-reveal=\"\">\n<div class=\"wy-kt\"><h3 class=\"nw-h3\">Before finish machining<\/h3><p class=\"nw-p\">We stress-relieve the part before <a href=\"https:\/\/ecad.com.pl\/en\/cnc-milling\/\">CNC milling<\/a> or surface grinding to size to reduce the risk of shape distortion after finishing. Stress relieving can alter the shape of the part, which is why we machine it to size afterwards, not before.<\/p><\/div>\n<figure>\n<img src=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria.webp\" srcset=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria-300x225.webp 300w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria-480x360.webp 480w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria-768x576.webp 768w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria-1024x768.webp 1024w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria-1536x1152.webp 1536w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/rysunek-tarcza-z-otworami-aksonometria.webp 2000w\" sizes=\"auto, (max-width:767px) 5rem, (max-width:1023px) 31vw, 390px\" width=\"2000\" height=\"1500\" loading=\"lazy\" decoding=\"async\" alt=\"Axonometric view of a round perforated plate: three zones with holes of various diameters, and an elongated slot in the centre.\"\/>\n<figcaption>Part machined to size: round plate with holes. Drawing from our design office.<\/figcaption>\n<\/figure>\n<\/li>\n<\/ul>\n<\/div>\n<\/section>\n<section class=\"nw-sekcja\" aria-labelledby=\"us-lancuch\">\n<div class=\"nw-kol wy-proces\">\n<div class=\"wy-proces__t\">\n<h2 class=\"nw-h2 nw-cond\" id=\"us-lancuch\">Stress-relief annealing in the production chain: from welding to inspection<\/h2>\n<p class=\"nw-p\">We can combine annealing with other production stages, for example when manufacturing a <a href=\"https:\/\/ecad.com.pl\/en\/welded-structures\/\">welded structure<\/a>.<\/p>\n<\/div>\n<ol class=\"wy-os\" data-wy-os=\"\">\n<li><span class=\"wy-nr\" aria-hidden=\"true\"><\/span><h3 class=\"nw-h3\">Welding or rough machining<\/h3><p class=\"nw-p\">We weld parts manually and on FANUC robots, having previously cut, bent or machined them.<\/p><a class=\"nw-link wy-dalej\" href=\"https:\/\/ecad.com.pl\/en\/welding\/\">Welding<\/a><\/li>\n<li class=\"wy-tu\"><span class=\"wy-nr\" aria-hidden=\"true\"><\/span><h3 class=\"nw-h3\">Stress-relief annealing<\/h3><p class=\"nw-p\">We stress-relieve the part in a furnace with a 1000 \u00d7 1200 \u00d7 800 mm chamber.<\/p><\/li>\n<li><span class=\"wy-nr\" aria-hidden=\"true\"><\/span><h3 class=\"nw-h3\">Finish machining<\/h3><p class=\"nw-p\">After stress relieving, we can mill or perform surface grinding to size, depending on what the part requires.<\/p><a class=\"nw-link wy-dalej\" href=\"https:\/\/ecad.com.pl\/en\/surface-grinding\/\">Surface grinding<\/a><\/li>\n<li><span class=\"wy-nr\" aria-hidden=\"true\"><\/span><h3 class=\"nw-h3\">3D inspection<\/h3><p class=\"nw-p\">We can verify dimensions after stress relieving and finish machining using a <a href=\"https:\/\/ecad.com.pl\/en\/machine-park\/#scantech\">Scantech NimbleTrack-C Gen2<\/a> 3D scanner and a <a href=\"https:\/\/ecad.com.pl\/en\/machine-park\/#mitutoyo\">Mitutoyo<\/a> height gauge.<\/p><a class=\"nw-link wy-dalej\" href=\"https:\/\/ecad.com.pl\/en\/3d-quality-inspection\/\">3D quality inspection<\/a><\/li>\n<\/ol>\n<\/div>\n<\/section>\n<section class=\"nw-sekcja\" aria-labelledby=\"us-zamow\">\n<div class=\"nw-kol\">\n<div class=\"wy-zam\">\n<div class=\"wy-zam__l\">\n<h2 class=\"nw-h2 nw-cond\" id=\"us-zamow\">What to send for a stress-relief annealing quote<\/h2>\n<p class=\"nw-p\">We quote based on your enquiry, not from a price list. State the material, dimensions and weight of the part, as well as which production stages the order covers, such as cutting, bending, welding or CNC machining.<\/p>\n<h3 class=\"wy-zam__h4\">The order price will depend on:<\/h3>\n<ul class=\"wy-chipy\">\n<li>material, dimensions and weight of the part (whether it fits in the furnace)<\/li>\n<li>quantity<\/li>\n<li>lead time<\/li>\n<\/ul>\n<div class=\"wy-zam__kontakt\">\n<p>Prefer to call? <a href=\"tel:+48697270000\">+48\u00a0697\u00a0270\u00a0000<\/a> (Mon\u2013Fri 8:00\u201316:00)<\/p>\n<p>Prefer e-mail? <a href=\"mailto:biuro@ecad.com.pl\">biuro@ecad.com.pl<\/a><\/p>\n<\/div>\n<\/div>\n<div class=\"wy-zam__r\">\n<ol class=\"wy-kroki\" aria-label=\"Requesting a quote, step by step\">\n<li class=\"wy-krok\"><div><b>Send a drawing or part description<\/b><span>PDF, DXF, DWG, STEP, IGES, photos (JPG, PNG, TIFF) or a ZIP or 7Z archive. Up to 10 files, up to 100 MB in total.<\/span><\/div><\/li>\n<li class=\"wy-krok\"><div><b>Describe your order<\/b><span>Material, dimensions and weight of the part, quantity and lead time, and which production stages the order covers.<\/span><\/div><\/li>\n<li class=\"wy-krok\"><div><b>We will reply with questions<\/b><span>We will review your enquiry and let you know what additional details we need.<\/span><\/div><\/li>\n<\/ol>\n<a class=\"nw-cta\" href=\"https:\/\/ecad.com.pl\/en\/request-a-quote\/\" data-analytics-cta=\"wyslij-rysunek\">Send your drawing for a quote<\/a>\n<p class=\"wy-zam__pol\">We process enquiry data in accordance with our <a href=\"https:\/\/ecad.com.pl\/en\/privacy-policy\/\">privacy policy<\/a>.<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"nw-sekcja\" aria-labelledby=\"us-hala\">\n<div class=\"nw-kol wy-hala\">\n<div class=\"wy-hala__t\" data-wy-reveal=\"\">\n<h2 class=\"nw-h2 nw-cond\" id=\"us-hala\">Stress-relief annealing in Lodz: Elektronowa 6<\/h2>\n<p class=\"nw-p\">The annealing furnace operates at our plant at ul. Elektronowa 6 in Lodz, open Monday to Friday from 8:00 to 16:00. The company has been operating since 2008, and we have been at this plant since around 2024; we employ 25 people. ECAD&#8217;s certificates and their scope are described on the <a href=\"https:\/\/ecad.com.pl\/en\/certificates\/\">certificates<\/a> page. See our <a href=\"https:\/\/ecad.com.pl\/en\/machine-park\/\">entire machine park<\/a>, <a href=\"https:\/\/ecad.com.pl\/en\/contact\/\">contact and directions<\/a>, and our <a href=\"https:\/\/ecad.com.pl\/en\/offer\/\">full range of services<\/a>.<\/p>\n<\/div>\n<figure class=\"wy-foto\" data-wy-reveal=\"\">\n<img src=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku.webp\" srcset=\"https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku-300x225.webp 300w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku-480x360.webp 480w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku-768x576.webp 768w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku-1024x768.webp 1024w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku-1536x1152.webp 1536w, https:\/\/ecad.com.pl\/wp-content\/uploads\/2026\/09\/spawane-zespoly-z-blachy-na-palecie-przy-stanowisku.webp 1800w\" sizes=\"auto, (max-width:767px) calc(100vw - 2.5rem), (max-width:1023px) 90vw, 560px\" width=\"1800\" height=\"1350\" style=\"object-position:50% 60%\" loading=\"lazy\" decoding=\"async\" alt=\"Row of welded sheet metal assemblies on a wooden pallet on the shop floor; round and slotted holes as well as weld marks are visible on the parts.\"\/>\n<figcaption>Welded sheet metal assemblies on a pallet. ECAD hall.<\/figcaption>\n<\/figure>\n<\/div>\n<\/section>\n<section class=\"nw-sekcja\" aria-labelledby=\"faq-tyt\">\n<div class=\"nw-kol wy-faqk\">\n<div class=\"nw-naglowek\"><h2 class=\"nw-h2 nw-cond\" id=\"faq-tyt\">Questions about stress-relief annealing<\/h2><\/div>\n<div class=\"wy-faq\">\n<details><summary><h3>What is stress-relief annealing?<\/h3><\/summary><div class=\"wy-odp\"><p>Stress-relief annealing, commonly known as steel stress relieving, is a heat treatment that reduces residual stresses in metal. These arise, for example, during welding, cutting, or rough machining. At ECAD, we stress-relieve workpieces in our own furnace at our plant at Elektronowa 6 in Lodz.<\/p><\/div><\/details>\n<details><summary><h3>When should stress-relief annealing be used?<\/h3><\/summary><div class=\"wy-odp\"><p>When required by a drawing or specification, or when the workpiece is still to be machined to size: after welding, as well as after cutting and rough machining, prior to finishing (CNC milling or surface grinding). Stress relieving reduces the risk that stresses will later manifest as workpiece distortion.<\/p><\/div><\/details>\n<details><summary><h3>How does stress-relief annealing differ from other types of heat treatment?<\/h3><\/summary><div class=\"wy-odp\"><p>Different types of heat treatment serve different purposes. Hardening increases steel hardness, whereas stress-relief annealing reduces residual stresses, e.g. after welding. At ECAD, we perform it in our own furnace.<\/p><\/div><\/details>\n<details><summary><h3>How large a workpiece can fit in the furnace?<\/h3><\/summary><div class=\"wy-odp\"><p>The chamber of the stress-relief annealing furnace at ECAD measures 1000 \u00d7 1200 \u00d7 800 mm. Provide the dimensions and weight of the workpiece in your enquiry. We will check whether it fits when preparing your quote.<\/p><\/div><\/details>\n<details><summary><h3>Can I order annealing together with other production stages?<\/h3><\/summary><div class=\"wy-odp\"><p>Yes. At ECAD, we can combine annealing in a single order with cutting, bending, welding, CNC machining, or 3D inspection, at the same plant.<\/p><\/div><\/details>\n<details><summary><h3>How much does workpiece annealing cost?<\/h3><\/summary><div class=\"wy-odp\"><p>We do not have a price list; we prepare quotes based on your enquiry. The price depends on the workpiece dimensions and weight, material, quantity, and lead time.<\/p><\/div><\/details>\n<\/div>\n<\/div>\n<\/section>\n<section class=\"nw-sekcja\" aria-labelledby=\"us-powiazane\">\n<div class=\"nw-kol\">\n<div class=\"nw-naglowek\"><h2 class=\"nw-h2 nw-cond\" id=\"us-powiazane\">Related services<\/h2><\/div>\n<ul class=\"wy-pow\">\n<li><a href=\"https:\/\/ecad.com.pl\/en\/welding\/\">Welding<\/a><p>Manual and robotic welding, on CUBE tables and FANUC robots.<\/p><\/li>\n<li><a href=\"https:\/\/ecad.com.pl\/en\/surface-grinding\/\">Surface grinding<\/a><p>Okamoto surface grinder, 800 \u00d7 400 mm table: finishing of flat surfaces.<\/p><\/li>\n<li><a href=\"https:\/\/ecad.com.pl\/en\/3d-quality-inspection\/\">3D quality inspection<\/a><p>Scantech NimbleTrack-C Gen2 scanner, granite surface plate, Mitutoyo height gauge.<\/p><\/li>\n<\/ul>\n<\/div>\n<\/section>\n<section class=\"wy-wycena\" id=\"wy-wycena\" data-nw-end=\"\" aria-labelledby=\"cta-tyt\">\n<div class=\"nw-kol wy-wycena__in\">\n<div>\n<h2 class=\"nw-h2 nw-cond\" id=\"cta-tyt\">Do you have a workpiece for annealing?<\/h2>\n<p class=\"nw-lead\">Send a drawing or description of the workpiece, provide its dimensions and weight, and let us know which stages the order covers. We will reply with any questions.<\/p>\n<\/div>\n<a class=\"nw-cta\" href=\"https:\/\/ecad.com.pl\/en\/request-a-quote\/\" data-analytics-cta=\"wyslij-rysunek\">Send your drawing for a quote<\/a>\n<\/div>\n<\/section>\n<\/div>\n<script type=\"application\/ld+json\">{\n \"@context\": \"https:\/\/schema.org\",\n \"@type\": \"FAQPage\",\n \"mainEntity\": [\n  {\n   \"@type\": \"Question\",\n   \"name\": \"What is stress-relief annealing?\",\n   \"acceptedAnswer\": {\n    \"@type\": \"Answer\",\n    \"text\": \"Stress-relief annealing, commonly known as steel stress relieving, is a heat treatment that reduces residual stresses in metal. These arise, for example, during welding, cutting, or rough machining. 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