Pipe 3PE Spiral Pipe CS 名称:碳钢螺旋焊防腐管 材料: 碳钢材质 Consultation Product Details MaterialASTM A106B API 5L GR.B X42 52 60 70ProcessWeldingTesting MethodEddy Current X rayed onling HIC SSC Hardness Tensile Impact Test ShapeRoundSurfacingCoating FBE 3PE