Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of pre galvanized bs 1139 1387 standard steel tube in China. Welcome to consult the quotation and import cheap pre galvanized bs 1139 1387 standard steel tube made in China here from our factory.
Pre galvanized Steel Pipe/GI Steel Pipe
Product Description
| Pre galvanized iron tube | |||||||
| Grade | Outer Diameter | Diameter Tolerance | Wall Thickness | Thickness Tolerance | Length | Length Tolerance | |
| Q195 Q235 Q345 | inch | mm | mm | mm | mm | m | mm |
|
1/2 |
20 | +/-0.5 | 0.6-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 3/4 | 25 | +/-0.5 | 0.6-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 25.4 | +/-0.5 | 0.6-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1 | 32 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 38 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1-1/4 | 40 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 42 | +/-0.5 | 0.7-2.3 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1-1/2 | 47 | +/-0.5 | 0.7-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 48 | +/-0.5 | 0.7-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 2 | 59 | +/-0.5 | 0.8-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 60.3 | +/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 2-1/2 | 75 | +/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 3 | 87 | +/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 4 |
113 |
+/-0.5 | 0.9-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
Product Show
Production Processes
Production Application:
Building structural frames.
Scaffolding systems.
Greenhouse structures.
Fencing and handrails
Water and gas non-pressure piping
Quality Control:
Incoming raw material inspection.
Online wall thickness and OD control.
Zinc coating thickness testing.
Hydrostatic test/ flattening test.
Third-Party Inspection,SGS / BV / TUV available upon request.
Packing & Delivery
Bundled with steel strips
Plastic caps on pipe ends
Waterproof packing for sea shipment
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