API Standard Dia89mm oil/gas Drill Pipe with NC38 tool joint and
E75 Steel grade
Product introduction
1. OD: 3 1/2'' inch/ 3.5'' inch/ 88.9mm
2. Thickness: 9.35 mm (13.3 LB/FT )
3. Tool joint: NC38
4. Steel grade: E75
5. Length: RII
Alternative:
Internal plastic coating: TC2000, TK34
Features:
1. Strictly according to API 5DP standard
2. Yield strength: Min 517Mpa
3. Tensile strength: Min 689Mpa
4. Pipe body material: High quality alloy seamless pipe of E75
5. Tool joint: 35CrMo
6. Thread treatment: Phosphorization or copper plating
7. Suitable for water well, geothermal well, gas well, oil well
8. Safe drilling depth: Within 2,000 meters
More Standard Drill pipe specifications:
| Diameter (inch) | Grade | Upset | RSC (Thread) | Diameter (mm) | Thickness (mm) |
| IU |
| 4 | E | IU | NC40 | 101.60 | 8.38 |
| 4 | X | IU | NC40 | 101.60 | 8.38 |
| 4 | G | IU | NC40 | 101.60 | 8.38 |
| 4 | S | IU | NC40 | 101.60 | 8.38 |
| 4 1/2 | E | IU | NC46 | 114.30 | 6.88 |
| 2 3/8 | E | EU | NC26 | 60.32 | 7.11 |
| 2 3/8 | X,G | EU | NC26 | 60.32 | 7.11 |
| 2 7/8 | E | EU | NC31 | 73.02 | 9.19 |
| 2 7/8 | X,G | EU | NC31 | 73.02 | 9.19 |
| 2 7/8 | S | EU | NC31 | 73.02 | 9.19 |
| 3 1/2 | E | EU | NC38 | 88.90 | 6.45 |
| 3 1/2 | E | EU | NC38 | 88.90 | 9.35 |
| 3 1/2 | X | EU | NC38 | 88.90 | 9.35 |
| 3 1/2 | G | EU | NC38 | 88.90 | 9.35 |
| 3 1/2 | S | EU | NC38 | 88.90 | 9.35 |
| 3 1/2 | E | EU | NC38 | 88.90 | 11.40 |
| 3 1/2 | X | EU | NC38 | 88.90 | 11.40 |
| 3 1/2 | G | EU | NC38 | 88.90 | 11.40 |
| 3 1/2 | S | EU | NC38 | 88.90 | 11.40 |
| EU |
| 4 | E | EU | NC46 | 101.60 | 8.38 |
| 4 | XG | EU | NC46 | 101.60 | 8.38 |
| 4 | S | EU | NC46 | 101.60 | 8.38 |
| 4 1/2 | E | EU | NC50 | 114.30 | 6.88 |
| 4 1/2 | E | EU | NC50 | 114.30 | 8.56 |
| 4 1/2 | XG | EU | NC50 | 114.30 | 8.56 |
| 4 1/2 | S | EU | NC50 | 114.30 | 8.56 |
| 4 1/2 | E | EU | NC50 | 114.30 | 10.92 |
| 4 1/2 | XG | EU | NC50 | 114.30 | 10.92 |
| 4 1/2 | S | EU | NC50 | 114.30 | 10.92 |
| 4 1/2 | E | IEU | NC46 | 114.30 | 8.56 |
| 4 1/2 | XG | IEU | NC46 | 114.30 | 8.56 |
| 4 1/2 | S | IEU | NC46 | 114.30 | 8.56 |
| 4 1/2 | E | IEU | NC46 | 114.30 | 10.92 |
| 4 1/2 | X | IEU | NC46 | 114.30 | 10.92 |
| 4 1/2 | G | IEU | NC46 | 114.30 | 10.92 |
| 4 1/2 | S | IEU | NC46 | 114.30 | 10.92 |
| IEU |
| 5 | E | IEU | NC50 | 127.00 | 9.19 |
| 5 | X | IEU | NC50 | 127.00 | 9.19 |
| 5 | G | IEU | NC50 | 127.00 | 9.19 |
| 5 | S | IEU | NC50 | 127.00 | 9.19 |
| 5 | E | IEU | 5 1/2FH | 127.00 | 9.19 |
| 5 | XG | IEU | 5 1/2FH | 127.00 | 9.19 |
| 5 | S | IEU | 5 1/2FH | 127.00 | 9.19 |
| 5 | E | IEU | NC50 | 127.00 | 12.70 |
| 5 | X | IEU | NC50 | 127.00 | 12.70 |
| 5 | G | IEU | NC50 | 127.00 | 12.70 |
| 5 | E | IEU | 5 1/2FH | 127.00 | 12.70 |
| 5 | X | IEU | 5 1/2FH | 127.00 | 12.70 |
| 5 | G | IEU | 5 1/2FH | 127.00 | 12.70 |
| 5 | S | IEU | 5 1/2FH | 127.00 | 12.70 |
Package
1. The drill pipes will be packed into bundles as 3x3, 3x4, 4x4
etc. and loading into containers after black painting and thread
protectors installation.
2. For 20’ container, the max loading weight is 21 metric tons
3. For 40’ container, the max loading weight is 27 metric tons
4. Usual loading port is Xingang port in Tianjin, main port in
north of China
Drill pipe quality control:
a) Before order to be confirmed, the raw material of pipe body and
tool joint should be booked from famous big steel enterprises in
China
b) Raw material’s size, quantity, length, mechanical property are
checked by our QC staff and factory own laboratory
c) Every drill pipe has nondestructive inspection , cleaned and
thread oil before packing.
Our Activities
- Bauma 2019 in shanghai
