... : 304/304L, 316/316L, 317L,321, 321H, 310S, 347H, DUPLEX2205, S31803 and 904L Size: 1/2 to 48-inchMaterial: 201,304 ... /304L, 316/316L, 317L,321, 321H, 310S, 347H, DUPLEX2205, S31803 and 904L stainless steelWall thickness: SCH5S to SCH160STypes: butt welded ...