Factory Supply Welded Square/rectangular Steel Pipe - China Hollow Rectangular Steel Tube Sizes – RELIANCE Detail:
Size |
O.D.: 20×20-400x600mm W.T.: 1.2-11.75mm Length: 3.0-12m |
Standard | ASTM A500, BS1387,GB3091,ASTMA53, B36.10, BS EN1029, GB/T9711 etc |
Material | SS400; S235jrh; 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 |
Elements Material |
Chemical Composition% | Mechanical Property | ||||||
C% | Mn% | S% | P% | Si% | Yield Point (Mpa) | Tensile Strength(Mpa) | Elongation (%) |
|
Q195 | 0.06-0.12 | 0.25-0.50 | <0.050 | <0.045 | <0.30 | >195 | 315-430 | 32-33 |
Q215 | 0.09-0.15 | 0.25-0.55 | <0.05 | <0.045 | <0.30 | >215 | 335-450 | 26-31 |
Q235 | 0.12-0.20 | 0.30-0.70 | <0.045 | <0.045 | <0.30 | >235 | 375-500 | 24-26 |
Q345 | <0.20 | 1.0-1.6 | <0.040 | <0.040 | <0.55 | >345 | 470-630 | 21-22 |
Related products
Production process
Company Information
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 for
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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Sincerity, Innovation, Rigorousness, and Efficiency would be the persistent conception of our corporation to the long-term to establish collectively with customers for mutual reciprocity and mutual benefit for Factory Supply Welded Square/rectangular Steel Pipe - China Hollow Rectangular Steel Tube Sizes – RELIANCE, The product will supply to all over the world, such as: Sydney , Haiti , California , Our mission is to deliver consistently superior value to our customers and their clients. This commitment permeates everything we do, driving us to continuously develop and improve our products and the processes to fulfill your needs.

The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
