1.API 5CT seamless oil tubing coupling and casing coupling
2.ISO 9001:2008
3. Adopting high quality raw materials
4. Test report by authority institute and Mill Test Certificate provided
5.Strong supply abillity ensures timely and acurate delivery
6. Rich experience in international business,products sold to over 20 countries.
7.Chinese famous brand,first class products and good reputation
8.Competitve prices and flexible payments methods
9.OEM service provided
Whole Product Range:
| Descriptions and size | Type of Therad | O.D*L (mm) | Weight (kg) | Grade | |
| Tubing Coupling | 1.050 | NUE | 33.35*80.96 | 0.23 | J55,K55,N80Q, N801,L80,P110 |
| 1.050 | EUE | 42.16*82.55 | 0.38 | J55,K55,N80Q, N801,L80,P110 | |
| 1.315 | NUE | 42.16*82.55 | 0.38 | J55,K55,N80Q, N801,L80,P110 | |
| 1.315 | EUE | 48.26*88.90 | 0.57 | J55,K55,N80Q, N801,L80,P110 | |
| 1.660 | NUE | 52.17*88.90 | 0.59 | J55,K55,N80Q, N801,L80,P110 | |
| 1.660 | EUE | 58.88*95.25 | 0.68 | J55,K55,N80Q, N801,L80,P110 | |
| 1.900 | NUE | 55.88*95.25 | 0.56 | J55,K55,N80Q, N801,L80,P110 | |
| 1.900 | EUE | 63.50*98.42 | 0.84 | J55,K55,N80Q, N801,L80,P110 | |
| 2-3/8" | NUE | 73.02*107.95 | 1.28 | J55,K55,N80Q, N801,L80,P110 | |
| 2-3/8" | EUE | 77.80*132.82 | 1.55 | J55,K55,N80Q, N801,L80,P110 | |
| 2-7/8" | NUE | 88.90*130.18 | 2.34 | J55,K55,N80Q, N801,L80,P110 | |
| 2-7/8" | EUE | 93.17*133.35 | 2.40 | J55,K55,N80Q, N801,L80,P110 | |
| 3-1/2" | NUE | 107.95*142.88 | 3.71 | J55,K55,N80Q, N801,L80,P110 | |
| 3-1/2" | EUE | 114.30*146.05 | 4.10 | J55,K55,N80Q, N801,L80,P110 | |
| 4" | NUE | 120.65*146.05 | 4.35 | J55,K55,N80Q, N801,L80,P110 | |
| 4" | EUE | 127.00*152.40 | 4.82 | J55,K55,N80Q, N801,L80,P110 | |
| 4-1/2" | NUE | 132.08*155.58 | 4.89 | J55,K55,N80Q, N801,L80,P110 | |
| 4-1/2" | EUE | 141.30*158.75 | 6.05 | J55,K55,N80Q, N801,L80,P110 | |
| Casing Coupling | 4-1/2" | STC | 127.00*158.75 | 5.23 | J55,K55,N80Q, N801,L80,P110 |
| 4-1/2" | LTC | 127.00*177.80 | 4.15 | J55,K55,N80Q, N801,L80,P110 | |
| 4-1/2" | BTC | 127.00*225.42 | 4.55 | J55,K55,N80Q, N801,L80,P110 | |
| 5" | STC | 141.30*165.10 | 4.66 | J55,K55,N80Q, N801,L80,P110 | |
| 5" | LTC | 141.30*196.85 | 5.75 | J55,K55,N80Q, N801,L80,P110 | |
| 5" | BTC | 141.30*231.78 | 5.85 | J55,K55,N80Q, N801,L80,P110 | |
| 5-1/2" | STC | 153.67*171.45 | 5.23 | J55,K55,N80Q, N801,L80,P110 | |
| 5-1/2" | LTC | 153.67*203.20 | 6.42 | J55,K55,N80Q, N801,L80,P110 | |
| 5-1/2" | BTC | 153.67*234.95 | 6.36 | J55,K55,N80Q, N801,L80,P110 | |
| 6-5/8" | STC | 187.71*184.15 | 9.12 | J55,K55,N80Q, N801,L80,P110 | |
| 6-5/8" | LTC | 187.71*222.25 | 11.34 | J55,K55,N80Q, N801,L80,P110 | |
| 6-5/8" | BTC | 187.71*244.48 | 11.01 | J55,K55,N80Q, N801,L80,P110 | |
| 7" | STC | 194.46*184.15 | 8.39 | J55,K55,N80Q, N801,L80,P110 | |
| 7" | LTC | 194.46*228.60 | 10.83 | J55,K55,N80Q, N801,L80,P110 | |
| 7" | BTC | 194.46*254.00 | 10.54 | J55,K55,N80Q, N801,L80,P110 | |
| 7-5/8" | STC | 215.90*190.50 | 12.30 | J55,K55,N80Q, N801,L80,P110 | |
| 7-5/8" | LTC | 215.90*234.95 | 15.63 | J55,K55,N80Q, N801,L80,P110 | |
| 7-5/8" | BTC | 215.90*263.52 | 15.82 | J55,K55,N80Q, N801,L80,P110 | |
| 8-5/8" | STC | 244.48*196.85 | 16.23 | J55,K55,N80Q, N801,L80,P110 | |
| 8-5/8" | LTC | 244.48*254.00 | 21.67 | J55,K55,N80Q, N801,L80,P110 | |
| 8-5/8" | BTC | 244.48*269.88 | 20.86 | J55,K55,N80Q, N801,L80,P110 | |
| 9-5/8" | STC | 269.88*196.85 | 18.03 | J55,K55,N80Q, N801,L80,P110 | |
| 9-5/8" | LTC | 269.88*266.70 | 25.45 | J55,K55,N80Q, N801,L80,P110 | |
| 9-5/8" | BTC | 269.88*269.88 | 23.16 | J55,K55,N80Q, N801,L80,P110 | |
| 10-3/4" | STC | 298.45*203.20 | 20.78 | J55,K55,N80Q, N801,L80,P110 | |
| 10-3/4" | BTC | 298.45*269.88 | 25.74 | J55,K55,N80Q, N801,L80,P110 | |
| 11-3/4' | STC | 323.85*203.20 | 22.64 | J55,K55,N80Q, N801,L80,P110 | |
| 11-3/4' | BTC | 323.85*269.88 | 28.03 | J55,K55,N80Q, N801,L80,P110 | |
| 13-3/8" | STC | 365.12*203.20 | 25.66 | J55,K55,N80Q, N801,L80,P110 | |
| 13-3/8" | BTC | 365.12*269.88 | 31.77 | J55,K55,N80Q, N801,L80,P110 | |
| 16" | STC | 431.80*228.6 | 34.91 | J55,K55,N80Q, N801,L80,P110 | |
| 16" | BTC | 431.80*269.88 | 40.28 | J55,K55,N80Q, N801,L80,P110 | |
| 18-5/8" | STC | 508.00*228.60 | 51.01 | J55,K55,N80Q, N801,L80,P110 | |
| 18-5/8" | BTC | 508.00*269.88 | 62.68 | J55,K55,N80Q, N801,L80,P110 | |
| 20" | STC | 533.40*228.6 | 43.42 | J55,K55,N80Q, N801,L80,P110 | |
| 20" | LTC | 533.4*292.10 | 57.04 | J55,K55,N80Q, N801,L80,P110 | |
| 20" | BTC | 533.40*269.88 | 50.10 | J55,K55,N80Q, N801,L80,P110 | |
Looking forward to building a stable and mutual beneficial business relationship with your esteemed company!!
