{"title":"Steel Square Bar","description":"\u003cp\u003e\u003cstrong\u003eSquare bar\u003c\/strong\u003e is a solid square-section bar used for gates, railings, balustrades, frames, brackets and decorative metalwork. Rackerman supplies \u003cstrong\u003eS275 mild steel, galvanised mild steel and 304 stainless steel square bar\u003c\/strong\u003e, cut to length.\u003c\/p\u003e\n\u003ch2\u003eWhich square bar?\u003c\/h2\u003e\n\u003cp\u003eMild steel square bar is strong, weldable and great value for general and structural fabrication. Galvanised square bar resists corrosion for outdoor use. Stainless 304 square bar offers a clean, corrosion-resistant finish for architectural, marine and hygienic applications.\u003c\/p\u003e\n\u003ch2\u003eCut to size \u0026amp; delivery\u003c\/h2\u003e\n\u003cp\u003eSupplied cut to your length with fast UK delivery.\u003c\/p\u003e","products":[{"product_id":"s275-mild-steel-square-bar-6m-lengths","title":"S275 Mild Steel Square Bar – 6 m Lengths","description":"\u003cp\u003eBuy our \u003cstrong\u003eS275 mild steel square bar\u003c\/strong\u003e in full 6 m lengths — precision-rolled and available in thicknesses from 6 mm to 40 mm, ideal for fabrication, structural support and general construction across the UK.\u003c\/p\u003e\n\u003cp\u003eIntroducing our versatile and durable S275 Mild Steel Square Bars, available in a range of thicknesses to suit your specific needs. Crafted to precision, these square bars come in lengths of 6 meters, offering unparalleled strength and stability for a multitude of applications.\u003c\/p\u003e\n\u003cp\u003eThe 6mm thickness provides a perfect balance between flexibility and sturdiness, making it an ideal choice for various fabrication projects. Stepping up to 8mm, the square bars offer increased durability without compromising on ease of handling, making them a reliable choice for construction and manufacturing.\u003c\/p\u003e\n\u003cp\u003eFor those requiring a heavier gauge, our 10mm and 12mm options deliver robustness that stands the test of time. These thicknesses are perfect for structural components, ensuring a solid foundation for your projects. Moving up the scale, our 14mm and 16mm square bars offer even greater strength, catering to more demanding applications with ease.\u003c\/p\u003e\n\u003cp\u003eWhen precision and resilience are paramount, our 20mm and 25mm square bars come into play. These options are designed to meet the stringent requirements of heavy-duty constructions, providing steadfast support and durability. Stepping into larger dimensions, the 30mm and 40mm thicknesses offer unparalleled strength for the most demanding structural challenges.\u003c\/p\u003e\n\u003cp\u003eWhether you're engaged in construction, fabrication, or any other industry requiring reliable steel components, our Mild Steel Square Bars cover the entire spectrum of thicknesses to ensure you find the perfect fit for your project. Trust in the quality and durability of our square bars to elevate your work to new heights. Invest in excellence – choose our Mild Steel Square Bars for unparalleled performance in every dimension.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes of mild steel square bar are available in 6m?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Check the product page for the full range of square bar sizes. Common sizes include 12mm, 16mm, 20mm, 25mm and upwards.\"}}, {\"@type\": \"Question\", \"name\": \"What is square bar used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Gate and railing infill bars, balustrade spindles, machine components, handles, brackets, ornamental ironwork, frames and general fabrication. The square profile sits flat against other surfaces for clean joints.\"}}, {\"@type\": \"Question\", \"name\": \"Can square bar be forge-worked?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. S275 mild steel heats and forges well for decorative ironwork, scrolls, twists and ornamental blacksmithing.\"}}, {\"@type\": \"Question\", \"name\": \"What grade is the square bar?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"S275 to BS EN 10025-2. Weldable, machinable and suitable for general structural and fabrication work.\"}}, {\"@type\": \"Question\", \"name\": \"Can square bar be cut to length?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Square bar is supplied in 6m stock lengths and can be cut on site with an angle grinder, chop saw or bandsaw.\"}}]}\u003c\/script\u003e","brand":"Rackerman","offers":[{"title":"8mm","offer_id":44278929752317,"sku":null,"price":27.99,"currency_code":"GBP","in_stock":true},{"title":"10mm","offer_id":44278929785085,"sku":null,"price":29.99,"currency_code":"GBP","in_stock":true},{"title":"12mm","offer_id":44278929817853,"sku":null,"price":33.99,"currency_code":"GBP","in_stock":true},{"title":"14mm","offer_id":44278929850621,"sku":null,"price":45.99,"currency_code":"GBP","in_stock":true},{"title":"16mm","offer_id":44278929883389,"sku":null,"price":45.99,"currency_code":"GBP","in_stock":true},{"title":"20mm","offer_id":44278929916157,"sku":null,"price":59.99,"currency_code":"GBP","in_stock":true},{"title":"25mm","offer_id":44278929948925,"sku":null,"price":79.99,"currency_code":"GBP","in_stock":true},{"title":"30mm","offer_id":44278929981693,"sku":null,"price":119.99,"currency_code":"GBP","in_stock":true},{"title":"40mm","offer_id":44278930014461,"sku":null,"price":184.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/1710\/6429\/files\/1_0f9748a8-014e-49b1-aae1-50cf90f1500b.png?v=1700249966"},{"product_id":"304-stainless-steel-square-bar-3m","title":"304 Stainless Steel Square Bar 3m - Grade 304 1.4307 Solid Bar","description":"\u003cp\u003eBuy our 304 stainless steel square bar in full 3m lengths - grade 304 (1.4307), a corrosion-resistant austenitic stainless ideal for fabrication, architectural, marine, food-industry and structural use. Available in sizes with cut-to-size available on request and fast UK delivery.\u003c\/p\u003e\n\u003ch2\u003eSizes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e6 x 6mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e8 x 8mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e10 x 10mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12 x 12mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16 x 16mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20 x 20mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e25 x 25mm\u003c\/td\u003e\n\u003ctd\u003e3m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eAll bars are solid 304 stainless steel in 3m lengths. Cut to size is available on request - contact us before ordering with your required lengths.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGrade 304 (1.4307) stainless steel - excellent corrosion resistance\u003c\/li\u003e\n\u003cli\u003eSolid square section in full 3m lengths\u003c\/li\u003e\n\u003cli\u003eSizes from 6mm to 25mm\u003c\/li\u003e\n\u003cli\u003eStrong, hygienic and easy to clean - ideal for food, marine and architectural use\u003c\/li\u003e\n\u003cli\u003eWeldable and fabricable with appropriate stainless techniques\u003c\/li\u003e\n\u003cli\u003eSuitable for indoor and outdoor use, including coastal and wet environments\u003c\/li\u003e\n\u003cli\u003eCut to size available on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Grade 304 Stainless Steel\u003c\/h2\u003e\n\u003cp\u003e304 (1.4307) is the most widely used austenitic stainless steel, offering excellent corrosion resistance, strength and a clean bright finish. It is readily welded and fabricated and is well suited to architectural, structural, marine, catering and food-industry applications where hygiene and corrosion resistance matter.\u003c\/p\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cp\u003eArchitectural and structural fabrication, balustrade and \u003ca href=\"https:\/\/rackerman.co.uk\/collections\/stainless-steel-handrail-components\"\u003ehandrail components\u003c\/a\u003e, brackets and supports, marine and coastal fixtures, catering and food-preparation environments, gates and railings, and general stainless fabrication.\u003c\/p\u003e\n\u003ch2\u003eFinish\u003c\/h2\u003e\n\u003cp\u003eSupplied in a standard mill finish. The surface may show normal mill marking or handling marks typical of stainless bar. A brushed or polished finish can be applied separately if required.\u003c\/p\u003e\n\u003ch2\u003eDelivery Information\u003c\/h2\u003e\n\u003cp\u003eLead times are currently 3-5 working days. Bars are supplied in 3m lengths, so suitable delivery access is required. If your order is long or heavy, please ensure someone is available to help with offloading on arrival.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes of stainless square bar are available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Check the product page for the full range of sizes in 3m lengths.\"}}, {\"@type\": \"Question\", \"name\": \"What is 304 stainless square bar used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Fabrication of balustrade components, brackets, machine parts, food-industry equipment, architectural fittings, furniture and any application requiring corrosion resistance and a clean finish.\"}}, {\"@type\": \"Question\", \"name\": \"Can 304 stainless square bar be machined?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 304 machines well with carbide tooling at appropriate speeds. Use cutting fluid to manage heat build-up as stainless work-hardens during machining.\"}}, {\"@type\": \"Question\", \"name\": \"Is 304 stainless magnetic?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"304 is essentially non-magnetic in its annealed state, though cold working can induce slight magnetism. This distinguishes it from mild steel which is strongly magnetic.\"}}, {\"@type\": \"Question\", \"name\": \"What length is supplied?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"3m per bar. Can be cut to length on site with a stainless-rated cutting disc or bandsaw.\"}}]}\u003c\/script\u003e","brand":"Rackerman","offers":[{"title":"6 x 6mm","offer_id":58131777094019,"sku":"SS304-SQ-9101463","price":47.99,"currency_code":"GBP","in_stock":true},{"title":"8 x 8mm","offer_id":58131777126787,"sku":"SS304-SQ-9101483","price":52.99,"currency_code":"GBP","in_stock":true},{"title":"10 x 10mm","offer_id":58131777159555,"sku":"SS304-SQ-91014103","price":74.99,"currency_code":"GBP","in_stock":true},{"title":"12 x 12mm","offer_id":58131777192323,"sku":"SS304-SQ-91014123","price":77.99,"currency_code":"GBP","in_stock":true},{"title":"16 x 16mm","offer_id":58131777225091,"sku":"SS304-SQ-91014163","price":113.99,"currency_code":"GBP","in_stock":true},{"title":"20 x 20mm","offer_id":58131777257859,"sku":"SS304-SQ-91014203","price":164.99,"currency_code":"GBP","in_stock":true},{"title":"25 x 25mm","offer_id":58131777290627,"sku":"SS304-SQ-91014253","price":231.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/1710\/6429\/files\/hf_20260616_074551_e8920c0a-9fcf-41b3-acec-2e77cca0c7c3.png?v=1781597004"},{"product_id":"galvanised-steel-square-bar-6m","title":"Galvanised Steel Square Bar 6m - Solid Bar 12mm to 20mm","description":"\u003cp\u003eBuy our galvanised steel square bar in full 6m lengths - a solid mild steel square section with a protective hot-dip zinc coating for excellent corrosion resistance, ideal for outdoor fabrication, fencing, gates, frames, brackets and general construction. Available in sizes with cut-to-size available on request and fast UK delivery.\u003c\/p\u003e\n\u003ch2\u003eSizes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e12 x 12mm\u003c\/td\u003e\n\u003ctd\u003e6m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e16 x 16mm\u003c\/td\u003e\n\u003ctd\u003e6m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e20 x 20mm\u003c\/td\u003e\n\u003ctd\u003e6m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003eAll bars are solid galvanised mild steel in 6m lengths. Cut to size is available on request - contact us before ordering with your required lengths.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSolid mild steel square bar with hot-dip galvanised zinc coating\u003c\/li\u003e\n\u003cli\u003eExcellent corrosion resistance - ideal for outdoor and exposed use\u003c\/li\u003e\n\u003cli\u003eSolid square section in full 6m lengths\u003c\/li\u003e\n\u003cli\u003eSizes from 12mm to 20mm\u003c\/li\u003e\n\u003cli\u003eWeldable and fabricable (re-protect any cut or welded areas)\u003c\/li\u003e\n\u003cli\u003eCut to size available on request\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eAbout Galvanised Steel\u003c\/h2\u003e\n\u003cp\u003eGalvanised steel is mild steel coated in a layer of zinc by hot-dip galvanising, which protects the steel beneath from rust and corrosion. This makes it well suited to outdoor, damp and exposed applications where untreated mild steel would corrode. The bar can be welded and cut, though any cut ends or welded areas should be re-protected with a suitable zinc-rich paint to maintain corrosion resistance.\u003c\/p\u003e\n\u003ch2\u003eCommon Uses\u003c\/h2\u003e\n\u003cp\u003eFencing and gates, outdoor frames and structures, brackets and supports, agricultural and equestrian fabrication, balustrade components, and general construction where corrosion resistance is required.\u003c\/p\u003e\n\u003ch2\u003eDelivery Information\u003c\/h2\u003e\n\u003cp\u003eLead times are currently 3-5 working days. Bars are supplied in 6m lengths, so suitable delivery access is required. If your order is long or heavy, please ensure someone is available to help with offloading on arrival.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes of galvanised square bar are available?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"12mm upwards in 6m lengths. Check the product page for the full range.\"}}, {\"@type\": \"Question\", \"name\": \"What is galvanised square bar used for?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Outdoor gate and railing infill, balustrade spindles for external use, fence components, agricultural frames and any outdoor fabrication requiring corrosion-resistant square bar.\"}}, {\"@type\": \"Question\", \"name\": \"Can galvanised square bar be bent?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes, though the zinc coating may crack on tight bends. Touch up any cracked areas with zinc-rich paint to maintain corrosion protection.\"}}, {\"@type\": \"Question\", \"name\": \"How does galvanised square bar compare to stainless steel?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Galvanised is significantly cheaper than stainless and suits most outdoor UK applications. Stainless is needed for coastal, marine, food-grade or architectural applications where the zinc finish is not suitable.\"}}, {\"@type\": \"Question\", \"name\": \"What finish is supplied?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Hot-dip galvanised — a bright spangled zinc surface. The appearance dulls to a matte grey over time as the zinc weathers, which is normal.\"}}]}\u003c\/script\u003e","brand":"Rackerman","offers":[{"title":"12 x 12mm x 6m","offer_id":58131777651075,"sku":"GALV-SQ-30201212","price":43.99,"currency_code":"GBP","in_stock":true},{"title":"16 x 16mm x 6m","offer_id":58131777683843,"sku":"GALV-SQ-30201616","price":61.99,"currency_code":"GBP","in_stock":true},{"title":"20 x 20mm x 6m","offer_id":58131777716611,"sku":"GALV-SQ-30202020","price":80.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/1710\/6429\/files\/hf_20260617_070458_bd00c819-3891-4734-9f53-845ba5f490d7.png?v=1781686156"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0603\/1710\/6429\/collections\/hf_20260628_140305_df466948-0f31-4ee0-a9ae-e2b76f97a63a.png?v=1782655658","url":"https:\/\/rackerman.co.uk\/collections\/steel-square-bar.oembed","provider":"Rackerman","version":"1.0","type":"link"}