ASTM A106 SCH40 Galvanized Steel Pipe  

                                     Product Description                                  Out Diameter Pre galvanized:1/2''-4''(21.3-114.3mm).  Such as 38.1mm, 42.3mm, 48.3mm, 48.6mm or as customer request. Hot dipped galvanized:1/2''-24''(21.3mm-600mm). Such as 21.3mm, 33.4mm, 42.3mm, 48.3mm, 114.3mm or as customer request. Thickness Pre galvanized:0.6-2.5mm. Hot dipped galvanized: 0.8- 25mm. Zinc coating Pre galvanized：5μm-25μm Hot dipped galvanized：35μm-200μm Type…