1 Stainless and High temperature Alloy steel Pipes/ Tubes Grade TP304 ( L,H,LN ) , 309S, 310 ( S ) , 316 ( L,LN,TI ) , 317, 317L , 321 , 329J, 347H , 904L,2205(UNS31803),Inconel 625, Inconel 690, Incoloy 800, 1Cr18Ni12Mo2Ti, 1Cr18Ni9Ti Standarts ASTM: A213 A249 A269 A270 A312 A376 A511A554 A632 A778 A790 A908 DIN: 17006 17455 17456 17457 17458 JIS: G3446 G3447 G3448 G3459 G3463 G3468 Specially recommend our suppliers for the followings items Seamless stainless steel pipe and tube acc to ASTM A213 A269 A312 OD 0.32mm-4.8mm x WT 0.1mm-1mm OD 4mm-33.4mm x WT 0.5mm-5mm OD 21mm-88.9mm x WT 0.89mm-10mm OD 88.9mm-603mm x WT 2.5mm-30mm Welded stainless steel Pipes / Tubes , #180 & hairline , #400 , #600 polished acc to ASTM 312,A554, 270 OD 13.72 - 323.85 mm for A312 OD 12.7 - 114.3 mm for A554 Square:12.7 x 12.7 - 100 x 100 mm Rectangular: 10 x 20 - 50 x 100 mm