Low carbon steel hollow sections welded square and rectangular tubes
| Steel Tube | RHS | SHS | CHS |
| (Rectangular hollow section) | (Square hollow section) | (Circle hollow section) | |
| 1. Pre-galvanized (Zinc coating: 40-80g/m2) 2. Hot dipped galvanized (Zinc coating: 200-600g/m2 ) | |||
| Surface: | 3. Oiled with PVC wrapped | ||
| 4. Varnished / painted in black or red or other color | |||
| 5. Anticorrosive coating: 3PE / 3PP / FBE / Epoxy | |||
| Technique: | Hot Rolled Or Cold Rolled ERW | ||
| BS EN 10219 | BS EN 10219 | BS EN 39, BS 1139, BS 1387, BS EN 10255,API 5L, ASTM A53, ASTM A500, ASTM A795, ISO65, ANSI C80,DIN2440, JIS G3444, | |
| Standard | ASTM A500, | ASTM A500, | GB/T3091 GB/T13793 |
| JIS G3466, | JIS G3466, | ||
| GB/T6728 | GB/T6728 | ||
| Material: | S195, S235, S355/GRA, GRB/STK400/ SS400,Q195, Q235, Q345 | ||
| Pipe Ends: | plain ends | plain ends | bevelled ends, or threaded ends, or grooved ends, or |
| plain ends | |||
| Packing: | Outer diameter 273mm and above: piece by piece. Outer diameter 219mm and below: in hexagonal seaworthy bundles packed by steel strips. small sizes nested into big sizes. |
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