API Tubing Coupling | ||||
Descriptions and size | Type of Thread | O.D*L (mm) | Weight (kg) | |
Tubing Coupling | 1.050 | NUE | 33.35*80.96 | 0.23 |
1.050 | EUE | 42.16*82.55 | 0.38 | |
1.315 | NUE | 42.16*82.55 | 0.38 | |
1.315 | EUE | 48.26*88.90 | 0.57 | |
1.660 | NUE | 52.17*88.90 | 0.59 | |
1.660 | EUE | 58.88*95.25 | 0.68 | |
1.900 | NUE | 55.88*95.25 | 0.56 | |
1.900 | EUE | 63.50*98.42 | 0.84 | |
2-3/8" | NUE | 73.02*107.95 | 1.28 | |
2-3/8" | EUE | 77.80*132.82 | 1.55 | |
2-7/8" | NUE | 88.90*130.18 | 2.34 | |
2-7/8" | EUE | 93.17*133.35 | 2.40 | |
3-1/2" | NUE | 107.95*142.88 | 3.71 | |
3-1/2" | EUE | 114.30*146.05 | 4.10 | |
4" | NUE | 120.65*146.05 | 4.35 | |
4" | EUE | 127.00*152.40 | 4.82 | |
4-1/2" | NUE | 132.08*155.58 | 4.89 | |
4-1/2" | EUE | 141.30*158.75 | 6.05 |
![]() N80 coupling Standard: API 5CT & 5B Steel Grade: H40,J55, K55, N80, R95,L80, C90, T95, P110, Q125,L8013CR Dimension: tubing coupling 1.66″ to 4-1/2″ End finish: NUE, EUE,premium connection Colors: J55/ K55-Bright Green,P110-White, N80/ L80-Red etc PACKING: by wooden cases, wooden pallet, or as per customer request | ![]() J55 coupling The tubing coupling is a kind of oilfield drilling tool, which is mainly used for the connection of the oil pipe Application |
Our Services/Warranty
As a professional manufacturer, we provide follow services:
1.Lower price
2.ONE year warranty and life time maintenance
3.In time delivery.
4.High Quality assurance
Latest news
We have lots of couplings and couplings stock for sales,such as 2-3/8”;2-7/8”,3-1/2” standard size and casing couplings such as 13-3/8” K55 BTC etc.
Our company manufacture and sell oil casing pipe,tubing pipe,casing and tubing couplings,pup joints, crossover, premium connection, 13cr pipes, steel pipe