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Tianjin High Metal International Co., Ltd.
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Model Number |
API 5L GR.B , ASTM A3 GR.B , ASTM A106 GR.B,20# |
Seamless Steel Pipe
Standard: API 5L GR.B , ASTM A3 GR.B , ASTM A106 GR.B,20#
SPEC: O.D from 21.3mm(1/2") to 508mm(20")
SCH10, SCH 30, SCH40, SCH80
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