... /m2, 600g/m2 Galvanized Steel Pipe1) Material of weld steel pipe: Q195, Q215, Q235, Q345, X52, X602) Standards: Q195/235, ... 8m, 6m, 11.8m or 12m6)Scaffolding pipe, Structure pipe, Fence/Door pipe, Furniture, Low pressure fluid pipe for water oil or gas, Boiler pipe7 ... )Pre galvanized steel pipe: 60-150g/m²; Hot ...