seamless steel pipe 1)Executive standard: ASTM A106gr b, 2)SIZE:a)OD:25-325mm b)WT:4-70mm

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Executive standard:

1.ASTM A106gr b/ A178-c/ A210-A,JISG3454/3455/3461/3456,DIN7175/1626/1629;

2.JIS G345,ASTM A210-C,DIN1629/17155;

3.JIS G3201/G4051,DIN17200,ASTM A266

Specification range: a)OD:25-325mm b)WT:4-70mm

API seamless steel pipe