Fitting Carbon Steel Reducer 名称: 异径管/大小头 材料: 碳钢材质 尺寸: 不限尺寸 Consultation Product Details MaterialASTM A106B API 5L/A860 GR.B X42 52 60 70 WP11 WP22 WP5 WP9 WP91 A420 WPL3 WPL6 WPL8 ProcessSeamless WeldedTesting MethodPT MPT UT X Rayed Hydro Tensile Hardness HIC/SSC Bending Flattening ShapeRoundSurfacingBare Black Paint Coating FBE 3PE