Best quality Big Caliber Double Side Spiral Welding Steel Pipes - 20*20—-500*500 Hot Dipped Hollow Section Tube Galvanized Ms Square Steel Pipe – RELIANCE Detail:
Product Description
| Standard | ASTM A500, BS1387,GB3091,ASTMA53, B36.10, BS EN1029, GB/T9711 etc |
| Material | Q195, Q235, Q345; ASTM A53 GrA,GrB; STKM11,ST37,ST52, 16Mn,etc. |
| Fabrication | Plain ends, cutting, etc |
| Surface Treatment |
1. PVC,black and color painting |
| 2. Transparent oil,anti-rust oil | |
| 3. According to clients requirement | |
| Package | Bundle;Bulk;Plastic bags ,etc |
| Others | We can do special orders as customer’s requirement. |
| We also can provide all kinds of steel hollow pipes. | |
| All the production process are made under the ISO9001:2008 strictly |

Production process


Tianjin Reliance Company , is specialized in manufacturing steel pipes. and many special service can be done for you. such as ends treatment, surface finished, with fittings, loading all kinds of sizes’ goods in container together, and so on.

Our office is located in Nankai distric, Tianjin city, near Beijing, the capital of China, and with excellent location.It just takes 2 hours from beijing international airport to our company by high speed rail.and the goods can be delivered from our factory to Tianjin port for 2 hours. you can take 40 minutes from our office to Tianjin beihai international airport by subway.

Export record:
India,Pakistan,Tajikistan,Thailand,Myanmar,Australia,Canada,United States,United Kingdom,Kuwait,Mauritius,Morocco,Paraguay,Ghana,Fiji,Oman,Czech Republic,Kuwait,Korea and so on.
Packaging & Shipping

Our Services:
1. We will provide you with detailed technical data and drawing.
2. Strict quality control and careful supervision to ensure the best crane for you.
3. Strict process control to make sure the crane will be delivered on time.
4. We will help handling shipment documents.
5. Our senior engineers can provide installation guidance, commissioning and training services.
6. Delivery with English user manual, parts manual, product certification and revelant certificates.
7. 12 months warranty after installation and commissioning in additional to human damage factor.
8. Technical advisory for any time and engineers available to service machinery overseas.
Product detail pictures:






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We are experienced manufacturer. Wining the majority from the crucial certifications of its market for Best quality Big Caliber Double Side Spiral Welding Steel Pipes - 20*20—-500*500 Hot Dipped Hollow Section Tube Galvanized Ms Square Steel Pipe – RELIANCE, The product will supply to all over the world, such as: Barcelona , Slovakia , Ireland , With the highest standards of product quality and service, our products have been exported to more than 25 countries like the USA, CANADA, GERMANY, FRANCE, UAE, Malaysia and so on.We are very pleased to serve customers from all over the world!
The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!




