Black R780 Steel DTH Drill Pipe 76mm*3m For Water Well Drilling
76mm*3m Black R780 Steel DTH Drill Pipe For Water Well Drilling
Product Introduce
Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe with a pin at one end and a box on the other. The job of the drill pipe is to transmit rotational torque and thrust from the drill rig rotary head to down hole drilling tools.
According to different application, different diameters of drill tubes are needed, basically, smaller DTH hammers need smaller DTH drill tubes, vice versa. Usually we are offering 76mm, 89mm, 95mm, 102mm, 114mm, 127mm, 140mm, 159mm.
Usually the threads are standard API connections, like 2 3/8" API REG thread, 3 1/2" API REG thread or API IF thread, etc. According to customers request, from 1000mm to 6000mm length of pipe are available.
Feature
1. Carefully selected seamless steel pipe and high quality alloy steel for joint tools.
2. Precisely friction welded to ensure straightness and concentrically.
3. Multiple precisely heat-treated tools joint.
4. Thread part is process nitrogen treatment and upsetted.
Specification
| pipe diameter(mm) | pipe length(mm) | wall thickness(mm) | connection thread | |
| inch | mm | |||
| 3 | 76 | 1000-9000 | 6.3; 8 |
API 2 3/8” REG 2 3/8” IF 2 7/8” IF 3 1/2” IF 3 1/2” BECO 4 1/2” BECO |
| 3 1/2 | 89 | 1000-9600 | 6.3; 8 | |
| 4 | 102 | 1000-9000 | 6.3; 8 | |
| 4 1/2 | 114 | 1500-9140 | 8; 10 | |
| 5 | 127 | 1500-9500 | 10; 12 | |
| 5 1/2 | 140 | 1500-9500 | 14; 19 | |
We can also supply DTH drill pipe from diameter 76mm to 140mm.
Detailed photo
Delivery Time
Generally need 15-25 days
Transport Way
By air, By Sea or By Express
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.