Pipe Carbon Steel Pipe 名称:碳钢无缝管 材料: 碳钢材质 Consultation Product Details MaterialASTM A106B API 5L GR.B X42 52 60 70 A333-6 A333-3 A333-8ProcessSeamless Hot Rolled Cold DrawnTesting MethodEddy Current Hydro TestShapeRoundSurfacingBare Black Paint Coating FBE 3PE