ASTM A519/EN 10297/GB/ASTM A53/ASTM A106/EN 10210/YB/T5035-1996/GB/ ISO 559/ASTM A 53/ A106/DIN 1629/API SPEC 5CT (Plain end)/API SPEC 5L etc,all the things just subject to the customers' demand.
We can do the standard as below,
1.main standard:GB,ASTM,EN and DIN
2.Size:OD:73-630mm
Thickness:6-35mm
Length:6-12m
Technique: | Seamless |
Place of Origin: | China (Mainland) |
Standard: | GB |