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Seamless steel pipe ASTM A106 GR.B
2016-10-26 04:32
Specfication:ASTM A106 GR.BSize:from 1/4 to 28,OD from 13.7 mm to 711.2 mmSchedule:SCH20,SCH30,SCH40,STD,SCH80,XS,SCH60,
