... .width of raw material min. 700mm max. 2000mm High-quality Spiral Welded PipePipes --- General information :Standards : ASME B36.19 , B36. ... Thicker.Pipe Type : Seamless , Welded , ERW , EFW , SAW , LSAW , SSAW , DSAW ,Etc. Material Specifications :Carbon Steel : A106B,A53.GR.B,A333 ... , 904L ,Etc.Duplex : A789 , A790-UNS31803,UNS32750,UNS32760 Etc.Alloy Steel: A335-P1, P5 , P9 , P11 , P12 , P22, P91, ...