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Specifications
1.API 5CT HDPE casing and tubing 2. Anti-abrasion &Anti- corrosion 3.2-3/8"~4-1/2"(60.3mm-114.3mm) 4.long service lifeOur is one of the biggest tubing manufacturers in China. Tubing and its coupling made and checked in the company are in full accordance with API Spec 5CT monogram in 1999(Certificate No. 5CT-0484).
With a perfect management system for tubing quality, the company got ISO9001 quality system certificate from Classification Society of China in 1996 and got ISO9001 quality system certificate from API in 1999. Tubing and its coupling is one of main products to be covered with the quality system. In the mean time, the product was also authorized to use API Spec 5CT monogram in 1999(Certificate No. 5CT-0484). The product is stable and reliable in quality, characteristic data are in accordance with the requirement of API Spec 5CT specification for Casing and Tubing and API Std. 5B Specification for Machining. Measurement and Inspection of Casing, Tubing and Line pipe. It is reliable in performance, long in life and can meet the requirements of oil production operation.
Technical specifications
Steel grade |
Min. Yield Strength(MPa) |
Max.Yield Strength(MPa) |
Min. Tensile Strength(MPa) |
Size (in) |
Connect Strength(N) |
Optimum Makeup Torque(N.m) |
Min.Makeup Torque (N.m) |
Max.Makeup Torque(N.m) |
|
J55 |
379 |
552 |
517 |
2-3/8 |
NU |
220235 |
990 |
740 |
1240 |
EUE |
319008 |
1750 |
1310 |
2190 |
|||||
2-7/8 |
NU |
323012 |
1420 |
1070 |
1780 |
||||
EUE |
443585 |
2230 |
1670 |
2790 |
|||||
3-1/2 |
NU |
486742 |
2010 |
1500 |
2510 |
||||
EUE |
634011 |
3090 |
2320 |
3860 |
|||||
N80 |
552 |
758 |
689 |
2-3/8 |
NU |
319897 |
1380 |
1040 |
1730 |
EUE |
464052 |
2450 |
1830 |
3060 |
|||||
2-7/8 |
NU |
469836 |
1990 |
1490 |
2490 |
||||
EUE |
645134 |
3210 |
2340 |
3900 |
|||||
3-1/2 |
NU |
707868 |
2810 |
2110 |
3510 |
||||
EUE |
921874 |
4330 |
3250 |
5420 |
|||||
P110 |
758 |
965 |
862 |
2-3/8 |
NU |
440470 |
1740 |
1300 |
2170 |
EUE |
638016 |
3080 |
2310 |
3850 |
|||||
2-7/8 |
NU |
646024 |
2510 |
1880 |
3140 |
||||
EUE |
887170 |
3940 |
2960 |
4930 |
|||||
3-1/2 |
NU |
973484 |
3550 |
2670 |
4440 |
||||
EUE |
1268022 |
5490 |
4120 |
6860 |
|||||
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