Black rectangular pipe cold rolled pre galvanized welded square / rectangular steel pipe/tube/hollow section
| Products Introduction |
Pre galvanized RHS and SHS are made of galvanized steel strips,normally uses ERW (Frequency straight seam resistance welding) technique.This type galvanized tube has some obvious advantages,such as Light weight,speed-production,low prices,widely used and so on.
| Specification we can supply |
-Pre-galvanized Rectangular Tube
| Size(mm) | 20x30,20x40,25x50,30x50,37x57,40x60,37x77,40x80,50x100 |
| Length(mm) | 5.8m/6.0m |
| Thickness of Wall(mm) | 0.8 mm~2.0 mm |
| Technique | Electric Resistance Welding (ERW) |
-Pre galvanized Square Tube
| Detailed Images |
| Introduction of Produce Processes |
There is a complete set of production line for pre-galvanizedsquare hollow section and rectangular hollow section. We use pre galvanized steel strips for raw materials, through a variety of processing technology, such as flattening, shearing and butt welding, circle shearing, loop shoring, roll forming, ctttingand so on.
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