PED 97/23/EC, AD2000-WO, GOST 9941-81 apprived, ASTM A789, ASTM A790, UNS32750, UNS32760 PickledAndAnnealed SuperDuplexStainless Steel SeamlessPipe Detailed Product Description Super Duplex Stainless Steel Pipe ASTM A790 S31803 (2205 / 1.4462), UNS S32750(1.4410) Standards: ASTM/ASME A789/SA789, A790/SA790,A450,A530 Material: UNS S31803(Cr22Ni5Mo3/1.4462)/2205,UNS S32750(1.4410),UNS S31500(Cr18NiMo3Si2), UNS32760(1.4501) Chemical Composition ---- Grade | C max | Si max | Mn max | P max | S max | Cr | Ni | Mo | N | UNS S32750 | 0.030 | 0.8 | 1.2 | 0.030 | 0.015 | 24.0-26.0 | 6.0-8.0 | 3.0-5.0 | 0.24-0.32 | UNS S31803 | 0.030 | 1.0 | 2.0 | 0.020 | 0.020 | 21.0-23.0 | 4.5-6.5 | 2.5-3.5 | 0.08-0.20 | UNS S31500 | 0.030 | 1.0 | 1.2-2.0 | 0.030 | 0.030 | 18.0-19.0 | 4.5-5.5 | 2.5-3.5 | 0.05-0.10 | ---- Physical Properties ---- Grade | Y.S.MPa min | T.S.Mpa min | Elongation % | Hardness HRC | UNS S32750 | 550 | 800 | 15 | 20 | UNS S31803 | 450 | 620 | 25 | 20 | UNS S31500 | 440 | 630 | 30 | 20 | ---- Duplex Stainless Steel Pipe Application: Chemical processing, Transport and Storage. Oil and gas exploration and offshore rigs. Oil and gas refining. Marine environments. Pollution control equipment. Pulp and paper manufacturing Chemical process Plant
