Welding Drill Pipe for Oil and Gas Drilling Machine and Workover with Lh Rh Thread
Product Description
Welding Drill Pipe for Oil and Gas Drilling Machine and Workover with Lh Rh Thread
1. Water well drill pipe
Size: 42mm-168mm
Grade: E75,X95,G105,S135,R780
Length: R1(6.1-7.01m),R2(8.84-9.75m),R3(12.19-13.72m)
Thread type: NC26,NC31,NC38,NC40,NC46,NC50,NC56,5 1/2FH,6 5/8FH
Drill Pipe Outer Diameter | Thread Type | Steel Grade | Wall Thickness (mm) | End-Upset type | Length (mm) | |
inch | mm | |||||
3 | 76 | 2-3/8" REG | R780, G105, S135 | 6, 8 | IU/IEU | 1000--5000 |
3-1/2 | 89 | 2 3/8'' IF NC26 | R780, G105, S135 | 6.5, 8 | IU/IEU | 1000--5000 |
4 | 102 | 2 7/8'' IF NC31 | R780, G105, S135 | 8, 9.19 | IU/IEU | 1000--5000 |
4-1/4 | 108 | 2 7/8'' IF NC31 | R780, G105, S135 | 8, 9.19 | IU/IEU | 1000--5000 |
4-1/2 | 114 | 2 7/8'' IF NC31 | R780, G105, S135 | 8, 10 | IU/IEU | 1500--6000 |
5 | 127 | 3 1/2'' IF NC38 | R780, G105, S135 | 8, 10, 12 | IU/IEU | 1500--6000 |
2. Geological Drill Pipe
External Diameter | Upset type | Steel Pipe Grade | Pipe Wall Thickness | Normal Weight | Pipe length | Thread model | Joint Diameter | |
inch | mm | mm | Kg/m | mm | mm | |||
1.6 | 42 | EU | DZ50 | 6.5 | 5.7 | 1000-9000 | 1:16 | 57 |
R780 | ||||||||
2 | 50 | EU,IU | DZ50 | 6.5 | 7.1 | 1000-9000 | 1:16 | 65 |
R780 | 68 | |||||||
2.375 | 60 | EU,IU | R780 | 7.1 | 9.4 | 1000-9000 | NC26 | 75 |
S135 | 78 | |||||||
2.875 | 73 | EU,IU | R780 | 8 | 12.9 | 1000-9000 | NC31 | 95 |
G105 | 9.19 | 14.5 | ||||||
105 | ||||||||
S135 | ||||||||
3.5 | 89 | EU,IU | R780 | 8 | 16 | 1000-9000 | NC38 | 121 |
G105 | ||||||||
9.5 | 19 | 127 | ||||||
S135 | ||||||||
3.Oil Drill Pipe
Size (in) | Nominal Weight (1b/ft) | OD of Pipe Body | Wall Thickness of Pipe Body | Grade | Upset Type | Conn. Type | OD of Pin and Box | ID of Pin | ||||
(in) | (mm) | (in) | (mm) | (in) | (mm) | (in) | (mm) | |||||
2 3/8 | 6.65 | 2 3/8 | 60.32 | 0.280 | 7.11 | EXGS | EU | NC26 (2 3/8 IF) | 3 3/8 | 85.70 | 1 3/4 | 44.45 |
2 7/8 | 10.40 | 2 7/8 | 73.02 | 0.36 | 9.19 | NC31 (2 7/8 IF) | 4 1/8 | 104.80 | 2 | 50.80 | ||
3 1/2 | 13.30 | 3 1/2 | 88.90 | 0.37 | 9.35 | NC38 (3 1/2 IF) | 5 | 127.00 | 2 7/16 | 61.91 | ||
3 1/2 | 15.50 | 3 1/2 | 88.90 | 0.45 | 11.40 | NC38 (3 1/2 IF) | 5 | 127.00 | 2 1/8 | 53.98 | ||
4 | 14.00 | 4 | 101.60 | 0.33 | 8.38 | NC46 (4 IF) | 6 | 154.20 | 3 1/4 | 82.55 | ||
4 1/2 | 16.60 | 4 1/2 | 114.30 | 0.34 | 8.56 | IEU | NC40 (4 IF) | 6 1/4 | 158.80 | 3 | 76.20 | |
4 1/2 | 20.00 | 4 1/2 | 114.30 | 0.43 | 10.92 | NC46 (4 IF) | 6 1/4 | 158.75 | 2 1/2 | 63.50 | ||
5 | 19.50 | 5 | 127.00 | 0.36 | 9.19 | NC50 (4 1/2 IF) | 6 5/8 | 168.30 | 3 1/4 | 82.55 | ||
5 | 19.50 | 5 | 127.00 | 0.36 | 9.19 | 5 1/2 FH | 7 | 177.80 | 3 3/4 | 95.25 | ||
5 | 25.60 | 5 | 127.00 | 0.50 | 12.70 | NC50 (4 1/2 IF) | 6 5/8 | 168.28 | 2 3/4 | 69.85 | ||
5 | 25.60 | 5 | 127.00 | 0.50 | 12.70 | 5 1/2 FH | 7 1/4 | 184.15 | 3 1/4 | 82.55 | ||
5 1/2 | 21.90 | 5 1/2 | 139.70 | 0.36 | 9.17 | 5 1/2 FH | 7 1/4 | 184.15 | 3 1/2 | 88.90 | ||
5 1/2 | 24.70 | 5 1/2 | 139.70 | 0.42 | 10.54 | 5 1/2 FH | 7 1/4 | 184.15 | 3 1/2 | 88.90 | ||
6 5/8 | 25.20 | 6 5/8 | 168.28 | 0.33 | 8.38 | 6 5/8 FH | 8 1/4 | 209.55 | 4 3/4 | 120.65 | ||
6 5/8 | 27.70 | 6 5/8 | 168.28 | 0.36 | 9.19 | 6 5/8 FH | 8 1/4 | 209.55 | 4 3/4 | 120.65 | ||
4. HDD Drill Pipe(Friction welding or Forged type)
| Diameter(mm) | Length(mm) | Thread type | Craft | Connection type |
| 50 | 1000-3000 | API 2 3/8 REG | Friction welding | Box/pin |
| 60 | 1000-3000 | API 2 3/8 REG | Friction welding | Box/pin |
| 76 | 1500-3000 | API 2 3/8 REG | Friction welding | Box/pin |
| 89 | 1500-3000 | NC26(2 3/8IF) | Friction welding | Box/pin |
| 102 | 1500-6000 | NC31(2 7/8IF) | Friction welding | Box/pin |
| 108 | 1500-6000 | NC31(2 7/8IF) | Friction welding | Box/pin |
| 114 | 1500-6000 | NC31(2 7/8IF) OR NC35 | Friction welding | Box/pin |
| 127 | 1500-6000 | NC38(3 1/2IF) | Friction welding | Box/pin |
Remarks: We can produce drill pipe as per your request.
5.Raw Material performances
Steel Grade | Yield Strength | Tensile Strength | ||
Min(Mpa) | Max(Mpa) | Min(Mpa) | Max(Mpa) | |
E-75 | 517 | 724 | 100 | 689 |
G105 | 724 | 931 | 793 | |
S135 | 931 | 1138 | 1000 | |
R780 | 520 | 666 | 780 | 876 |