| Message: | DescriptionSpecificationGradeStandardToleranceUsesO.D
(mm)W.T
(mm)Structural Pipe180-42616-8020#、35#、45#、Q345B、Q345C、Q345D、Q345E、20Mn2、30Mn2、40Mn2、20CrMo、30CrMo、35CrMo、42CrMoGBT/81626-99O.DW.TMachine parts, pipe fittings, layer truss, etc.±0.75%±10% url:http://www.sinosteelpipes.com |
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