HQ Geological Wireline Drill Rods
Hardrock HQ geological wireline drill rods are made to meet the standard of DCDMA, they are widely used in the wireline core drilling. 1, Size: HQ Drill Rod 2, Outside Diameter: 89mm 3, Inside Diameter: 78mm 4, Rod Material:30CrMnSiA/XJY850 5, Service Life: 6000m 6, Length per Piece: 3m/1.5m 7, Standard: DCDMA/ Equivalent to Boart longyear/Atlas Copco
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Hardrock HQ 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.
- They are manufactured from seamless steel tube by cold drawn.The material is XJY850/30CrMnSiA which meets the global standard.
- Drill rods are made from quality heat treated materials which ensure superior strength, wear resistance and toughness in the most demanding applications.
- 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 | Application |
| AQ | 44.7 | 37.3 | 1.5/3m | Wireline Drilling |
| BQ | 55.7 | 46.1 | ||
| NQ | 70.0 | 60.2 | ||
| HQ | 89.0 | 78.0 | ||
| PQ | 114.5 | 101.5 |
