... carbon steel stainless steel pipe 1.standard:ASTM ,API5L , DIN 2.material:carbon steel 3.certificate:API,CE,ISO About Products:SEAMLESS pipe : ... 28 JIS B 2311/2220 DIN2617/2616/2615Types: Elbows, seamless and welded, LR & SR ,Bend -Equal ... : A403,WP304, WP304L, Wp316, WP316L, A234WPB,Dimensions: Seamless: from 1/2' up to 24' Welded: From ... sunny.zhang698Web: http://heblr.cn About Us: seamless steel pipe