Alloy Steel Tubes without seam ASTM A335
Standard:ASTM A335
Steel Grade:P1,P2,P5,P9,P11,P22,P91,P11
Outside Diameter:1/2 to 18 Inch
Wall Thickness:1.5 to 30 mm
Length:5.8 to 14 meter
Type of ends : beveled ends , plain ends and thread ends
Grade and Chemical Composition:
Grade | C | Mn | P | S | Si | Cr | Mo | |
P1 | 0.10-0.20 | 0.30-0.80 | 0.025 | 0.025 | 0.10-0.50 | --- | 0.44-0.65 | |
P2 | 0.10-0.20 | 0.30-0.61 | 0.025 | 0.025 | 0.10-0.30 | 0.50-0.81 | 0.44-0.65 | |
P5 | 0.15max | 0.30-0.60 | 0.025 | 0.025 | 0.50max | 4.00-6.00 | 0.45-0.65 | |
P5b | 0.15max | 0.30-0.60 | 0.025 | 0.025 | 1.00-2.00 | 0.44-0.65 | ||
P5c | 0.12max | 0.30-0.60 | 0.025 | 0.025 | 0.50max | 0.45-0.65 | ||
P9 | 0.15max | 0.30-0.60 | 0.025 | 0.025 | 0.25-1.00 | |||
P11 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50-1.00 | |||
P12 | 0.05-0.15 | 0.30-0.61 | 0.025 | 0.025 | 0.50max | |||
P15 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 1.15-1.65 | |||
P21 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50max | |||
P22 | 0.05-0.15 | 0.30-0.60 | 0.025 | 0.025 | 0.50max | |||
P23 | 0.04-0.10 | 0.10-0.60 | 0.030max | 0.010max | 0.50max | |||
P91 | 0.08-0.12 | 0.30-0.60 | 0.020 | 0.010 | 0.20-0.50 | 8.00-9.50 | 0.85-1.05 | |
P92 | 0.07-0.13 | 0.30-0.60 | 0.020 | 0.010 | 0.50max | 8.50-9.50 | 0.30-0.60 | |
P122 | 0.07-0.14 | 0.70max | 0.020 | 0.010 | 0.50max | 10.00-12.50 | 0.25-0.60 | |
P991 | 0.09-0.13 | 0.30-0.60 | 0.020max | 0.010max | 0.10-0.50 | 8.50-10.50 | 0.25-0.60 |
Our advantages , as follows:
1.we are professional manufacturer of carbon steel pipes .
2.There are testing equipments and a complete testing system
3.There are X-ray detector ,ultrasonic wave detector and hydrostatic tester.
4.we can arrange to produce according yo customer's request.
5.we have about 10 years' business experiences
6. ISO9001 certificate .
Testing Equipments
Our company is equipped with sophisticated manufacturing and testing equipments and a complete testing system has been established which includes advanced testing equipments. Such as X-ray detector , ultrasonic wave detector, hydrostatic tester, tension metallurgical analyzer and physical and chemical lab . These equipments and technologies guarantee that the production and testing processes are up to relevant standards, so that the products are satisfied by the requirements of clients doubtlessly.
X-ray detector
