DCDMA Drill Pipe, BQ, NQ, HQ, PQ Wireline drill rod
DCDMA Drill Pipe, BQ, NQ, HQ, PQ Wireline drill rod
Description:
1. Our drill rods are of the highest quality ,are manufactured to exacting specifications using advancing maching technoogy.
2. They are manufactured from seamless steel tube by cold drawn.The material is XJY850/30CrMnSiA which meets the global standard.
3. Drill rods are made from quality heat treated materials which ensure superior strength, wear resistance and toughness in the most demanding applications
4. Rods and casing are manufactured under stringent industry standards, and are field tested under a variety of conditions.
5. All rods are designed to be compatible with other rods manufactured to the standard DCDMA
Wireline drill rod threads
Drill Rod Size Available:
"Q" Series: B, N, H, and P.
"WJ" Design: AWJ, BWJ, NWJ, KWJ, HWJ
"W" Design: RW, EW, AW, BW, NW, HW
Metric Series: 42, 50, 60, 70, 90
| Size | Outer Diameter (mm) | Inner Diameter (mm) |
| AQ | 44.7 | 37.3 |
| BQ | 55.7 | 46.1 |
| NQ | 70 | 60.2 |
| HQ | 89 | 78 |
| PQ(PHD) | 114.5 | 101.5 |
| AW/AWJ/AWY | 43.7 | 30.7 |
| BW/BWJ/BWY | 54 | 38 |
| NW/NWY | 66.8 | 51 |
| HW | 89 | 71 |
| 42mm | 42 | 30 |
| 50mm | 50 | 37 |
| 60mm | 60 | 48 |
| 70mm | 73 | 54.6 |
| 90mm | 89 | 69 |
| S75 | 71 | 61 |
Our Services
Ø Provide the technical solutions;
Ø Manufacturing of non-standard equipment;
Ø Professional technical training and guidance on site according to the contract;
Ø Supply accessories at any time;
Ø Tele-technical consulting and services;
Ø Other special technical service according to client’s requirements.
ROSCHEN@ INC.
ROSCHEN@ GROUP LIMITED
ROBERT ROSCHEN@ LIMITED
ROSCHEN@ HOLDINGS LIMITED
HEFEI ROSCHEN@ TOOL CO., LTD.
ROSCHEN@ GEOLOGICAL TOOL CO.,LTD.
SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.
ROSCHEN@ GEOLOGICAL INSTRUMENTS CO., LTD.
EMAIL: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschendrill.com
http://www.roschenmining.com
http://www.roschendrilling.com
http://www.explorationcoredrilling.com
http://www.roschen.net
http://www.roschen.cn
http://www.roschen.com
