{"product_id":"duplex-stainless-steel","title":"Duplex Stainless Steel","description":"\u003ch2 class=\"PDq2pG_selectionAnchorContainer\"\u003eProduct Introduction\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp\u003eDuplex Stainless Steel combines the properties of \u003cstrong\u003eaustenitic and ferritic stainless steel\u003c\/strong\u003e, providing high strength together with excellent corrosion resistance. Common grades include \u003cstrong\u003eDuplex 2205 and Super Duplex 2507\u003c\/strong\u003e, which offer strong resistance to pitting, crevice corrosion, and stress corrosion cracking. Duplex steel is suitable for demanding environments involving chlorides, seawater, chemicals, and high mechanical loads. It is widely used in \u003cstrong\u003eoil \u0026amp; gas, chemical processing, marine, desalination, petrochemical, and power industries\u003c\/strong\u003e. Various product forms, dimensions, surface finishes, and processing options are available according to project requirements.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\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\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuplex \/ Super Duplex Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommon Grades\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuplex 2205 \/ Super Duplex 2507 \/ Other grades upon request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDuplex Stainless Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Forms\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSheet \/ Plate \/ Coil \/ Pipe \/ Tube \/ Bar \/ Fittings \/ Flanges\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eASTM \/ ASME \/ UNS \/ EN \/ DIN \/ JIS \/ Other applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness \/ Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVarious Standard Sizes \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Finish\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMill Finish \/ Pickled \/ Polished \/ Ground \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturing Process\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHot Rolled \/ Cold Rolled \/ Forged \/ Seamless \/ Welded \/ Cold Drawn where applicable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAccording to applicable material standard\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProcessing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCutting \/ Bending \/ Machining \/ Welding \/ Drilling \/ Customized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCustomization\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGrade \/ Product Form \/ Size \/ Length \/ Surface \/ Heat Treatment \/ Processing\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 duplex stainless steel 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 \u0026amp; Industries\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eIndustry\u003c\/th\u003e\n\u003cth\u003eTypical Applications\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOil \u0026amp; Gas\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePipelines, offshore platforms, valves and pressure equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemical Processing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProcess piping, heat exchangers and chemical equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePetrochemical\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStorage tanks, process equipment and piping systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMarine \u0026amp; Offshore\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSeawater systems, offshore structures and marine equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDesalination\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDesalination plants, pumps and seawater handling systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Generation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeat exchangers, cooling systems and power equipment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePulp \u0026amp; Paper\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProcess equipment and corrosion-resistant piping\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIndustrial Equipment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePressure vessels, pumps, valves and specialized components\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\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eQuality Control\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\u003eMaterial Verification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChemical composition and material grade according to applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensional Inspection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eThickness \/ Diameter \/ Width \/ Length \/ Profile Dimensions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Inspection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSurface condition and finish\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMechanical Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTensile Strength \/ Yield Strength \/ Elongation according to applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHardness Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAvailable according to material grade and order requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePMI Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePositive Material Identification available upon request\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrosion Testing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAvailable according to material grade and project requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHeat Treatment Verification\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHeat treatment condition according to applicable standards\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMTC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaterial Test Certificate available according to order requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThird-Party Inspection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\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 stainless steel packaging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWaterproof paper \/ Plastic protection \/ Protective film where applicable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBundle Packing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBundled according to product type and dimensions\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 specifications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSuitable protection according to material and surface finish\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 grade, product form, size and order requirements\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 material availability, processing and order quantity\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 class=\"PDq2pG_selectionAnchorContainer\"\u003e1. What is duplex stainless steel?\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\n\u003c\/h3\u003e\n\u003cp\u003eDuplex stainless steel is a stainless steel family with a mixed \u003cstrong\u003eaustenitic-ferritic microstructure\u003c\/strong\u003e, combining high mechanical strength with excellent corrosion resistance.\u003c\/p\u003e\n\u003ch3\u003e2. What are the most common duplex stainless steel grades?\u003c\/h3\u003e\n\u003cp\u003eThe most widely used grades include \u003cstrong\u003eDuplex 2205 (UNS S31803\/S32205)\u003c\/strong\u003e and \u003cstrong\u003eSuper Duplex 2507 (UNS S32750)\u003c\/strong\u003e. Other duplex grades can also be supplied according to project requirements.\u003c\/p\u003e\n\u003ch3\u003e3. What is the difference between Duplex 2205 and Super Duplex 2507?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e2205\u003c\/strong\u003e provides an excellent balance of strength, corrosion resistance, and cost for many industrial applications. \u003cstrong\u003e2507 Super Duplex\u003c\/strong\u003e contains higher levels of alloying elements and provides enhanced resistance to pitting, crevice corrosion, and chloride environments for more demanding applications.\u003c\/p\u003e\n\u003ch3\u003e4. What product forms are available?\u003c\/h3\u003e\n\u003cp\u003eQueen Metal can supply duplex stainless steel in various forms, including \u003cstrong\u003esheet, plate, coil, pipe, tube, bar, fittings, and flanges\u003c\/strong\u003e, depending on the specific grade and production requirements.\u003c\/p\u003e\n\u003ch3\u003e5. Can duplex stainless steel products be customized?\u003c\/h3\u003e\n\u003cp\u003eYes. Queen Metal can provide customized \u003cstrong\u003egrades, product forms, dimensions, lengths, surface finishes, heat treatment, cutting, machining, welding, and other processing\u003c\/strong\u003e according to drawings and project requirements.\u003c\/p\u003e","brand":"QueenMetal","offers":[{"title":"Default Title","offer_id":49310279270555,"sku":null,"price":0.0,"currency_code":"HKD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0772\/8850\/5499\/files\/Nickel_Alloy_Duplex_Steel1.jpg?v=1788251830","url":"https:\/\/queenmetalgroup.com\/products\/duplex-stainless-steel","provider":"QueenMetal","version":"1.0","type":"link"}