Roschen AQ BQ NQ HQ PQ Wireline Coring Drill Rods are made per the highest quality standard, and to exact specifications using advanced machining technology.
They are widely used all over the world for wireline drilling.
Roschen wireline drill rods are manufactured from seamless steel tube by cold drawn. The material is XJY850/30CrMnSiA which meets the global standard.
Roschen Wireline Drill rods are made from quality heat treated materials which ensure superior strength, wear resistance and toughness in the most demanding applications
Roschen Drill Rods and casing are manufactured under stringent industry standards, and are field tested under a variety of conditions.
All rods are designed to be compatible with the standard DCDMA.
| Size | Outer Diameter (mm) | Inner Diameter (mm) | Available Lengths |
| AQ | 44.7 | 37.3 | 1.5m/3m |
| BQ | 55.7 | 46.1 |
| NQ | 70 | 60.2 |
| HQ | 89 | 78 |
| PQ | 114.5 | 101.5 |
Best regards,
Phiger Leo
Direct Line: 0086-137-6419 5009
WeChat/WhatsApp:: +86-137-6419 5009
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SHANGHAI ROSCHEN@ INTERNATIONAL CO., LTD.
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EMAIL: roschen@roschen.com ; roschen@roschen.net
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