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Contact name:Liza
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Premium Quality Hot Rolled Oilfield Tubing Pipe With Alloy Steel Grade J55 K55 L80 N80 P110
Oil tubing description:
Tubing is a pipe used for the transportation of crude oil and natural gas from oil or gas layer to the
surface after drilling is completed. Also oil tubing has the function that can withstand the pressure
generated during the oil production.
Features:
1. Seamless oil pipe
2. Hot-rolling pipe
3. Size OD: 1.05”-4 1/2”
Technical specification:
| Product Name | OCTG |
| Technique | Hot Rolled |
| Standard | API 5CT |
| Surface | Varnish |
API 5CT tubing: Materials: H40,J55,K55,N80-1,N80-Q,L80-1,L80-9Cr,L80-13Cr,C90,C95,T95,P110,Q125 Outside Diameter: 26.67-114.3mm(1.9" -- 4-1/2") Wall thickness: 2.87-16mm Type of ends: NUE,EUE, Length:6-14m; R1,R2,R3, also can be manufactured according to customers’ requirements. | |
Mechanical properties:
| steel grade | type | total elongation under load (%) |
yield strength (Mpa) |
tensile strength (Mpa) min | hardness max | ||
| min | max | HRC | HBW | ||||
| H40 | - | 0.5 | 276 | 552 | 414 | - | - |
| J55 | - | 0.5 | 379 | 552 | 517 | - | - |
| K55 | - | 0.5 | 379 | 552 | 655 | - | - |
| N80 | 1 | 0.5 | 552 | 758 | 689 | - | - |
| N80 | Q | 0.5 | 552 | 758 | 689 | - | - |
| M65 | - | 0.5 | 448 | 586 | 586 | 22 | 235 |
| L80 | 1 | 0.5 | 552 | 655 | 655 | 23 | 241 |
| L80 | 9 Cr | 0.5 | 552 | 655 | 655 | 23 | 241 |
| L80 | 13 Cr | 0.5 | 552 | 655 | 655 | 23 | 241 |
| C90 | 1 | 0.5 | 621 | 724 | 689 | 25.4 | 255 |
| P110 | - | 0.6 | 758 | 965 | 862 | - | - |
