Mining DTH Tool Joints Connection Types Oilfield Flush Pup Joint Drill Pipe
All necessary pipe drill connectors and joint pieces undergo similar treatments at the manufacturing plant. Connectors are transformed into female or male box or pin threaded ends. In the finished pipe assembly, the connectors at joints represent the most likely point of damage or failure.
Drill pipe is one of the necessary components to any drilling rig designed to extract oil or other liquid materials from the ground. The drill pipe is not used for extraction. Instead, the hollow tubes pump drilling fluids downward to the bit and back out again as needed to reduce friction and heat buildup. Drill pipe transferred drilling torque to drill bit for drilling under the oil well. It bears complicated strength subject to pulling, loading, pressing, torsion and bending.
Regular Sizes | Regular IADC | API Reg Pin | Make-up Torque(N.m) |
3 7/8"(98.4mm) | 126/216/637 | 2 3/8 | 4100~4700 |
4 5/8"(117.4mm) | 126/216/517/537/637 | 2 7/8 | 6100~7500 |
5 1/4"(133.3mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
5 5/8"(142.8mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
5 7/8"(149.2mm) | 126/216/517/537/637 | 3 1/2 | 9500~12200 |
6"(152.4mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
6 1/4"(158.7mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
6 1/2"(165mm) | 126/127/216/517/537/617/637 | 3 1/2 | 9500~12200 |
7 1/2"(190mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
7 5/8"(193mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
7 7/8"(200mm) | 126/216/517/537 | 4 1/2 | 16300~21700 |
8 1/2"(215.9mm) | 117/127/217/437/517/537/617/637 | 4 1/2 | 16300~21700 |
9 1/2"(241.3mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
9 7/8"(250.8mm) | 117/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
10 5/8(269.8mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 |
11 5/8(295.3mm) | 117/127/137/217/517/537/617/637 | 6 5/8 | 38000~43400 |
12 1/4"(311.1mm) | 114/127/217/437/517/537/617/637 | 6 5/8 | 38000~43400 |
13 5/8"(346.0mm) | 127/217/517/537/617/637 | 6 5/8 | 38000~43400 |
14 3/4"(374.6mm) | 127/217/517/537/617/637 | 7 5/8 | 46100~54200 |
17 1/2"(444.5mm) | 114/115/125/215/515/535/615/635 | 7 5/8 | 46100~54200 |
26"(660.4mm) | 114/115/125/215/515/535/615 | 7 5/8 | 46100~54200 |
How are pipe drills made?
Pipe drills for sale do not start out as solid metal sheets rolled into tubes. Instead, three pieces are welded together to form the entire apparatus. These include the tube itself, the box tool joint, and the pin tool joint. The manufacturing company starts with base tubes of steel or aluminum.