Place of Origin
Hebei, China
trade term
FOB, CNF&CFR, CIF
Standard
ANSI B 16.9/ANSI B16.49/API etc
Packing
according to the customers' requirements
wall thickness
SCH5S/10S, SCH20/40/80/160, SGP.......
Surface treatment
Shot blasted, black painting, rust-proof oil etc...