Other Oil Field Equipments BS1139 Hot DIP Galvanized Pre-Galvanized Steel Pipes Tubes for Scaffolding Materials in Oil Petroleum Construction
Stainless Steel Pipes Q235/Q195/Q345/A36/10*10-600*600mm/0.5-12.0mm/Pre Galvanized/Hot DIP Galvanized/Black Mild/Welded/Stainless/Square/Aluminum/Carbon Steel Tube/Pipe