Standard： American Standard
Material: Carbon steel ASTM A234 WPB
Dimensions: ASME B16.9/B16.28
DIN Standard
Materil: ST37.0
Dimensions: DIN2605/2615/2616/2617
JIS Standard
Material: JIS G3452
Dimensions: JIS 2311/2312
Wall Thicknes： SCH20, SCH30, STD, SCH40, SCH60, XS, SCH80, SCH100, SCH120,
SCH140, SCH160, XXS
Finishing： Black painting, Galvanizing, Anti-rust oil
Size： 1/2″ – 48″