Tianjin Tianyingtai Steel Pipe Co., Ltd. is one of the most credible manufacturers and suppliers of galvanized round hollow section in China. Welcome to consult the quotation and import cheap galvanized round hollow section made in China here from our factory.
Galvanized round hollow section Pipe
Product Description
| Round steel pipe | |||||||
| 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 | +/-0.0 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 3/4 | 25 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 25.4 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1 | 32 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 38 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1-1/4 | 40 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 42 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 1-1/2 | 47 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 48 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 2 | 59 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 60.3 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | ||
| 2-1/2 | 75 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 3 | 87 | +/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
| 4 |
113 |
+/-0.5 | 0.6-2.5 | +/-0.05mm | 3.0-12.0 | -0, +20 | |
Product Show
Material :
1.Tianyingtai is committed to long-term development, creating high-quality products and services, with the same pursuit of quality and service, stable, strong, long-term cooperation raw material suppliers, such as Haigang, Yurunde, etc., to maximize the consistency and stability of materials, product appearance and internal quality;
2.Raw materials grade : Q195, 235, 235B and Q345...
3.If requested, the zinc coating can customized up to 280 grams.
4.The purity of zinc wire is 99.99% zinc content with high purity.to remain the pipe welded seam antirust.
5.In the passivation process, we have own invention patents - galvanized pipe passivation liquid automatic spraying system to ensure even adhesion, high passivation efficiency, beautiful appearance.
6.In November 2014, it was recognized as Tianjin Famous Trademark by Tianjin Market and Quality Supervision Committee. The steel pipe produced and sold by the company was rated as Tianjin Famous Brand Product by Tianjin Municipal Government and keep for many years.
Production Processes
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