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Oil And Gas Oilfield Tubing Pipe In Seamless OCTG With High Quality
Description:
Seamless steel tubes for oil casing and tubing in oil and gas well. Tubing pipe is mounted in the production
casing after the oil well is dig and cemented. It is a seamless pipe which transport oil and gas to the ground.
Features:
1. Seamless oil pipe
2. Hot-rolling pipe
3. Size OD: 1.05”-4 1/2”
Technical specification:
| Product name | Tubing pipe |
| Standard | API 5CT |
| Steel grade | J55/K55, N80, L80, L80-9Cr, L80-13Cr, C90, T95, C95, P110, Q125 |
| Thread | LTC, STC, BTC |
| Length |
Casing: R1(4.88-7.62m),R2(7.62-10.36m),R3(10.36-14.63m) Tubing: R1(6.10-7.32M), R2(8.53-9.75M), R3(11.58-12.80M)
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| Outer diameter | 1.05”-4 1/2” |
| Wall Thickness | 2.87mm-16.00mm |
| Surface Treatment | Black oil painting+green /red /white / brown painting |
| Third Party Inspection | ISO,BV, SGS |
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 | - | - |
