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| Place of Origin | Germany, Australia, China |
| Brand Name | ROSCHEN |
| Certification | ISO, API |
| Model Number | AQ, BQ, NQ, HQ, PQ/ BQ3, NQ2, NQ3, NQTT, HQ3, HQTT, PQ3, PQTT, T2 46, T2 56, T2 66, T2 76, T2 86, T2 101, T6 86, T6 101, T6 116, T6 131 |
Drilling Rig Φ70.15mm Precision Ground Drill Rod
Precision Ground Drill Rod Description
Drill Rod widely used in geological exploration, coal mining, water conservancy & hydropower, highway, railway, bridge, building construction etc.
The type have exploring water well rods, exploring water spiral drill rods, outburst-prevention drill rods, DTH drill rods, triangle drill rods, anchor-shank drill rods, extension rods, EU drill rods, RC drill rods, KLEMM drill rods, Ingersoll Rand drill rods etc.
Our drill rods produced by CNC machine, and choose high grade steel material thru heat treatment of the steel tube & thread joint to improve the steel material streagth and insurance the thread wear life.
Precision Ground Drill Rod Specifications:
1. High quality alloy tube
2. Thru-wall heat treated tube body
3. Consistent concentricity, straightness
4. Tapered threads
Precision Ground Drill Rod Advantages:
1. Strong and ductile geological steel pipe;
2. Solid quality and considerate service;
3. Cost-effective;
Precision Ground Drill Rod Raw materials:
ROSCHEN only choose the best steel tubes in the market to manufacture our rods and pipes. Spot check will be conducted after the steel tubes delivered to company. We will make sure the compositions and specifications match the inspection report form the suppliers.
Precision Ground Drill Rod Specification:
| Description | OD(mm) | ID(mm) | Weight(Kg/3m) |
| Rod, BQ 3.0 m Enhanced | Φ55.60 | Φ46.00 | 18 |
| Rod, NQ 3.0 m Enhanced | Φ70.15 | Φ60.00 | 24 |
| Rod, HQ 3.0 m Enhanced | Φ89.00 | Φ77.80 | 35 |
| Rod, PQ 3.0 m Enhanced | Φ114.3 | Φ101.6 | 52.6 |
| Technical Parameters of Wireline Drill Rod: | |||||||
| No | Size | OD mm | ID mm | Thread Type | Heat Treatment | Raw Material |
Hole Depth |
| 1 | S56 | 53 | 44 | DCDMA | Whole heat treament |
45MnMoB | 600m |
| 2 | S59 | 55.5 | 46 61 | DCDMA | Whole heat treament |
45MnMoB | 800m |
| 3 | S75 | 71 | DCDMA | Whole heat treament |
45MnMoB | 1000m | |
| 4 | S95 | 89 | 79 | DCDMA | Whole heat treament |
45MnMoB | 600m |
| 5 | S75A | 75 | 61 | DCDMA | Whole heat treament |
45MnMoB | 1500m 1300m |
| 6 | S95A | 95 | 79 | DCDMA | Whole heat treament |
45MnMoB | 1500m 1300m |
| 7 | CBH | Both side were enhanced |
44 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
2500m 2300m 3000m |
| 8 | CNH | Both side were enhanced |
61 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
1500m 1300m |
| 9 | CNH (T) | Both side were enhanced |
61 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
1500m 1300m |
| 10 | CHH | Both side were enhanced |
78 | DCDMA | Whole heat treament |
30CrMnSiA | 1800m |
| 11 | CSH | 127 | 114.3 | DCDMA | Whole heat treament |
S135 RS950 |
3000m |
| 12 | BQ | 55.6 | 46 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
2000m |
| 13 | NQ | 70.5 | 60.5 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
2000m |
| 14 | HQ | 89 | 77.8 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
1500m |
| 15 | PQ | 114.3 | 103.2 | DCDMA | Whole heat treament |
30CrMnSiA XJY850 |
800m |
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