- Chemical Composition
Grade | Chemical Composition% | ||||||||||||
C | Mn | Mo | Cr | Ni | Cu | P | S | Si | |||||
min. | max. | min. | max. | min. | max. | min. | max. | max. | Max. | max. | max. | max. | |
N80 | - | - | - | - | - | - | - | - | - | - | 0.030 | 0.030 | - |
- MechnicalProperties
| Product | Range 1 | Range 2 | Range 3 |
| Tubing | 6.10-7.32m | 8.53-9.75m | 11.58-12.80m |
| Casing | 4.88-7.62m | 7.62-10.36m | 10.36-14.63m |
| Pup Joint | 0.5m-6.0m(2 FEET-20FEET) | ||
- Length
Grade | Yield Strength | Tensile Strength | Hardness | Allowable Hardness Variation | |||||
min | max | min | max | ||||||
Psi | Mpa | Psi | Mpa | Psi | Mpa | HRC | BHN | HRC | |
N80 | 80,000 | 552 | 110,000 | 758 | 100,000 | 689 | - | - | - |
Main products: Seamless steel pipe
Line Pipe:API 5L(psl1,psl2)
Alloy-Steel Pipe for low temperature service: A333(GR.1 GR.3 GR.4 GR.6 GR.7...)
Boiler Pipe: A106 A210,DIN17175,GB 3087,GB 5310,JIS G 3461
Ferritic Alloy-Steel pipe for high temperature service:A335 (P1 P2 P5 P9 P11 P15 P22 P91...)
Fluid Tube: A53 A106, GB/T 8163, JIS G3454 3455 3456
Mechanical Tube: A519
Structural Tube: GB/T 8162(Q345B...) DIN1629
Tubing and Casing Pipe: API 5CT (J55,K55,N80,L80-1,P110...)
Tube for pipeline,pressure vessel: EN10216-1 EN10216-2
Seamless Circular Steel Tubes for mechanical and general engineering purpose: EN10297-1( alloy & non-alloy )
Hot-finished structural hollow sections of non-alloy and fine grain steels: EN 10210-1
Products we also supply
Stainless steel pipes
ERW LSAW SSAW steel pipe
Pipe Fittings: Bend Elbow Reducer Tee Cross Flange...
Company Advantages:
Best quality (original steel tubes from TPCO/Hengsteel(Hengyang valin)
/Shanghai Baosteel/Baotou Steel/Anshan...)
Large stock of various sizes and grades of steel pipes
Speedy delivery
Sample can be sent for testing
Customized design available
Small order acceptable
