With strict quality management and dedicated work attitude, we are sure to bring satisfactory Auto Assistant Small Welding Positioner, Self Aligned Pipe Welding Roller, Conventional Welding Rotator to our customers. Providing excellent services to the vast number of old and new friends is our unremitting pursuit of goals, and is also the source of motivation to realize our grand vision. Our company warmly absorbs all kinds of management and technical personnel and strives to create a team to adapt to the competition of modern market economy. Since its establishment, our company has been recognized by peers and supported by local government.
Introduction
Cylinder again and mining enterprises, fire use, the medical field is widely used for storing a gaseous medium, the release device and media. Cylinder tube is suitable for producing seamless steel pipe cylinder type high pressure vessel.
Technical Parameters
Outer diameter specification: Φ50-850mm Wall thickness: 3-55mm Outer diameter deviation: ±0.75% Wall thickness difference: -10% -+12.5% inner and outer diameter Roundness: 80% of the outer diameter tolerance is not exceeded: 2mm straightness: 1mm / 1m Surface quality: no cracks, folding, rolling, separation and stuttering.
Specification
Standard | Brand | Tensile strength (MPa) | Yield strength (MPa) | Elongation(%) |
37Mn | ≥750 | ≥630 | ≥16 | |
34Mn2V | ≥745 | ≥530 | ≥16 | |
30CrMo | ≥930 | ≥785 | ≥12 | |
35CrMo | ≥980 | ≥835 | ≥12 |
Main Material:30CrMo、37Mn、34CrMo4、35CrMo
Standard:GB18248-2008
International Standard:JIS G 3429、ASTM 519、EN 10297-1、EN 10083、DIN 17204、GOST4543-71
Weight
Steel pipes shall be delivered in actual weight. According to the requirements of the purchaser, it is negotiated between the supplier and the buyer, and is indicated in the contract, and can also be delivered according to the theoretical weight.
Part of size list
1 | φ90*2.6 |
2 | φ105*3 |
3 | φ108*2.8 |
4 | φ108*2.8 |
5 | φ116*3 |
6 | φ114*3.4 |
7 | φ125*4.0 |
8 | φ133*3.5 |
9 | φ140*3.1 |
10 | φ140*3.8 |
11 | φ178*4.0 |
12 | φ178*4.2 |
13 | φ178*4.6 |
14 | φ178*4.8 |
15 | φ178*4.8 |
16 | φ189*4.8 |
17 | φ197*4.2 |
18 | φ203*5.0 |
19 | φ204*4.7 |
20 | φ325*6.7 |
21 | φ330*5.0 |
22 | φ406*6.5 |
23 | φ406*9.6 |
24 | φ406*10 |
Our Equipment


We use innovation to increase the added value of products and technologies, and emphasize the high added value of our High Pressure Cylinder Tube. We emphasize the cooperation, mutual encouragement, and continuous improvement of self-qualification among employees, so as to promote the sustainable development of the company. Being guided by customer demands, aiming at improving the efficiency and quality of customer service, we constantly improve products and provide more comprehensive services.
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