{"product_id":"astm-a312-stainless-steel-welded-seamless-pipe","title":"ASTM A312 Stainless Steel Welded \/ Seamless Pipe","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Introduction\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eASTM A312 Stainless Steel Welded \/ Seamless Pipe is available in SS304, SS304L, SS316, SS316L, SS321, SS310S, and other grades for demanding industrial applications. Available in seamless and welded types with a wide range of outer diameters, wall thicknesses, lengths, surface finishes, and end treatments. The pipes offer excellent corrosion resistance, durability, and dimensional stability. They are widely used in chemical processing, oil \u0026amp; gas, food processing, water treatment, and industrial equipment. Customized specifications are available according to project requirements.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable width=\"100%\" style=\"width: 100%; height: 195.938px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px; text-align: center;\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px; text-align: center;\"\u003e\u003cstrong\u003e Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eMaterial Grade\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003eSS304 \/ SS304L \/ SS316 \/ SS316L \/ SS321 \/ SS310S \/ etc.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eApplicable Standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003eASTM A312 \/ ASTM A213 \/ ASTM A269 \/ JIS \/ DIN \/ EN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003eSeamless \/ Welded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eOuter Diameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003e6 mm – 1219 mm \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eWall Thickness\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003e\n\u003cstrong\u003e\u003c\/strong\u003e5.8 m \/ 6 m \/ 11.8 m \/ 12 m \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003e5.8 m \/ 6 m \/ 11.8 m \/ 12 m \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eSurface Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003ePickled \/ Polished \/ Satin \/ Mirror \/ 8K\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003ePolished Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003e180# \/ 240# \/ 320# \/ 400# \/ 600#\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.574%; height: 19.5938px;\"\u003e\u003cstrong\u003eEnd Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%; height: 19.5938px;\"\u003ePlain Ends \/ Beveled Ends \/ Threaded\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 33.574%;\"\u003e\u003cstrong\u003eCustomization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.065%;\"\u003eGrade \/ Size \/ Length \/ Surface \/ End Treatment \/......\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eNeed a Customized Solution?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIf you cannot find a suitable stainless steel pipe for your project, please contact Queen Metal. We provide customized solutions based on your required \u003cstrong\u003egrade, dimensions, standard, surface finish, end treatment, and application\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eSend us your specifications, technical requirements, drawings, or parameter files, and our team will provide a suitable quotation and supply solution.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eEmail:\u003c\/strong\u003e \u003ca href=\"mailto:ding@queenmetal.com\"\u003eding@queenmetal.com\u003c\/a\u003e\u003c\/p\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eApplication\u003c\/th\u003e\n\u003cth\u003eTypical Uses\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemical Processing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProcess piping and chemical equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOil \u0026amp; Gas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFluid transportation and industrial piping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFood \u0026amp; Beverage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProcessing and sanitary piping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePharmaceutical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProcess equipment and sanitary systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWater Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWater and wastewater transportation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndustrial Equipment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMachinery and process systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Exchangers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeat transfer equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndustrial and architectural applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eQuality Assurance \u0026amp; Testing\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: 176.344px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003cth style=\"width: 34.9359%; height: 19.5938px;\"\u003eQuality Control\u003c\/th\u003e\n\u003cth style=\"width: 62.207%; height: 19.5938px;\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eMaterial Verification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eAccording to applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eDimensional Inspection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eOD \/ WT \/ Length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eSurface Inspection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eSurface condition and finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eMechanical Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eAccording to applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eNDT Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eAvailable according to product requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eHydrostatic Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eAvailable according to applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eMTC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eAvailable according to order requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 34.9359%; height: 19.5938px;\"\u003e\u003cstrong\u003eThird-Party Inspection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 62.207%; height: 19.5938px;\"\u003eAvailable upon request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003ePackaging \u0026amp; Logistics\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackaging\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExport-standard packaging according to product requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic caps \/ Waterproof protection \/ Steel strapping as applicable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWooden Cases\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAvailable according to product type\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLoading\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eContainer \/ Bulk shipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMOQ\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAccording to product specifications and order quantity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLead Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConfirmed according to product and order requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eFAQS\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003ch3\u003e1. What stainless steel grades are available?\u003c\/h3\u003e\n\u003cp\u003eCommon grades include \u003cstrong\u003eSS304, SS304L, SS316, SS316L, SS321, and SS310S\u003c\/strong\u003e. Other stainless steel grades may be available according to specific project and material requirements.\u003c\/p\u003e\n\u003ch3\u003e2. What standards are available for stainless steel pipes?\u003c\/h3\u003e\n\u003cp\u003eDepending on the product type and application, stainless steel pipes can be supplied according to \u003cstrong\u003eASTM A312, ASTM A213, ASTM A269, JIS, DIN, EN\u003c\/strong\u003e, and other applicable standards.\u003c\/p\u003e\n\u003ch3\u003e3. What sizes of stainless steel pipe can you supply?\u003c\/h3\u003e\n\u003cp\u003eOuter diameters are available from \u003cstrong\u003e6 mm to 1219 mm\u003c\/strong\u003e, with wall thicknesses from \u003cstrong\u003e0.5 mm to 50 mm\u003c\/strong\u003e. Customized dimensions can also be discussed according to project requirements.\u003c\/p\u003e\n\u003ch3\u003e4. Are both seamless and welded stainless steel pipes available?\u003c\/h3\u003e\n\u003cp\u003eYes. Queen Metal supplies both \u003cstrong\u003eseamless and welded stainless steel pipes\u003c\/strong\u003e, depending on the required grade, dimensions, standard, and application.\u003c\/p\u003e\n\u003ch3\u003e5. What surface finishes are available?\u003c\/h3\u003e\n\u003cp\u003eAvailable finishes include \u003cstrong\u003epickled, polished, satin, and mirror\/8K\u003c\/strong\u003e. Polished finishes can include \u003cstrong\u003e180#, 240#, 320#, 400#, and 600#\u003c\/strong\u003e.\u003c\/p\u003e","brand":"QueenMetal","offers":[{"title":"Default Title","offer_id":49258654433435,"sku":null,"price":0.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/8850\/5499\/files\/20260710145243_285_1.png?v=1786522012","url":"https:\/\/queenmetalgroup.com\/products\/astm-a312-stainless-steel-welded-seamless-pipe","provider":"QueenMetal","version":"1.0","type":"link"}