 Use: | OCTG tubing |
 Type: | |
 Processing Type: | Forging |
 Certification: | API |
1. Sales volume around 120,000 tons per year.
2. Stable and reliable in quality.
3. Manufacture and testing according to API 5CT latest version.
4. Been sold to US, Syria, Oman.
5. STC.BTC.LTC VAM, VAM TOP thread are all available.
6. Defect detective 100% before delivery.
oil well tubing production process:
We also produce oil well control system such as BOP and drilling pipes, contact us for more details.
| Type | Size(O.D. ) | Nominal Weight | W.T. | I.D. | Coupling | |||
| in | Mm | Lbf/ft | Kg/m | mm | mm | O.D.mm | Min length mm | |
| NUE J55 L80 N80 P110 | 1.90 | 48.26 | 2.75 | 4.09 | 3.68 | 40.90 | 55.88 | 95.25 |
| 2 3/8 | 60.32 | 4.60 | 6.85 | 4.83 | 50.66 | 73.02 | 107.95 | |
| 2 7/8 | 73.02 | 6.40 | 9.52 | 5.51 | 62.00 | 88.90 | 130.18 | |
| 3 ½ | 88.90 | 9.20 | 13.69 | 6.45 | 76.00 | 107.95 | 142.88 | |
| 4 1/2 | 114.30 | 12.60 | 18.75 | 6.88 | 100.54 | 132.08 | 155.58 | |
| EUE J55 L80 N80 P110
| 1.90 | 48.26 | 2.90 | 4.32 | 3.68 | 40.90 | 63.50 | 98.42 |
| 2 3/8 | 60.32 | 4.70 | 6.99 | 4.83 | 50.66 | 77.80 | 123.82 | |
| 2 7/8 | 73.02 | 6.50 | 9.67 | 5.51 | 62.00 | 93.17 | 133.35 | |
| 3 ½ | 88.90 | 9.30 | 13.84 | 6.45 | 76.00 | 114.30 | 146.05 | |
| 4 1/2 | 114.30 | 12.75 | 18.97 | 6.88 | 100.54 | 141.30 | 158.75 | |
Perfect Quality Control System laboratory
Physical Lab:
Chemical Lab:
Wellhead Equipment Testing Lab:
Precision Measurement Lab:
Inspection:
X-ray flaw detection:
X-ray flaw detection equipment carry out the testing on the welding seam to guarantee the welding effect and insulating capability.
Heat conductivity coefficient test:
