We are determined to continuously improve and innovate our Welding Turntable Positioner, Head Tail Positioner, Honed Tubes, insisting on our research and development strength and treating our customers honestly. We have internal incentives to actively help change the production reality with technology. We believe that treating each other with sincerity, serving customers with heart, and constantly pursuing the satisfaction of customers can create greater brand value. Our company advocates the human resource development concept of 'training excellent technical team in hard production and development, gathering first-class business elites in fierce market competition'.
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
Our enterprise has a quality assurance system are actually established for Seamless Steel Pipe. Our company has won a good reputation in the market with the business policy of genuine goods, considerate service and common development. Never-ending improvement and striving for 0% deficiency are our two main quality policies.
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