Cable logging, geological DCDMA standard, high quality, core pipe for mining exploration
Single section length: 3 meters/1.5 meters
Standard: DCDMA/Equivalent to Boltramyer / Atlas Kopco
| Model | Drill Bit and Reaming Shell | Drill Pipe | Drill Pipe Material | Recommended Depth | ||
| Drill Bit OD mm/ID mm | Reaming Shell-OD mm | OD mm | ID mm | |||
| BTW | φ59.56/42.1 | φ60.3 | φ56.3 | φ48 | 30CrMnSiA/XJY850 | 1000 |
| NTW | φ75.31/56.1 | φ75.8 | φ73.3 | φ64 | 30CrMnSiA/XJY850 | 1100 |
| HTW | φ95.57/71.1 | φ96.3 | φ91.3 | φ71 | 30CrMnSiA/XJY850 | 1200 |
| AC(AQ) | φ47.6/27 | φ48 | φ44.5 | φ34.9 | 30CrMnSiA/XJY850 | 1000 |
| BC(BQ) | φ58.5/36.5 | φ60 | φ55.6 | φ46 | 30CrMnSiA/XJY850 | 1200 |
| NC(NQ) | φ74.6/47.6 | φ75.8 | φ69.9 | φ 60.3 | 30CrMnSiA/XJY850 | 1500 |
| HC(HQ) | φ95.6/63.5 | φ96 | φ88.9 | φ 77.8 | 30CrMnSiA/XJY850 | 1800 |
| PC(PQ) | φ122/85 | φ122.6 | φ114.3 | φ103.2 | 30CrMnSiA/XJY850 | 2200 |
| SQ | φ150/110 | φ150.5 | φ140.3 | φ146 | 30CrMnSiA/XJY850 | 2200 |
| XZS57 | φ57/35 | φ57.5 | φ55 | φ44 | 45MnMoB | 2200 |
| S75 | φ75/49 | φ75.5 | φ71 | φ61 | 45MnMoB | 1200 |
| S75A | φ76/49 | φ76.5 | φ71 | φ60 | 45MnMoB | 2000 |
| XZS75 | φ76/46 | φ76.5 | φ71 | φ58 | 45MnMoB | 2800 |
| XZNH | φ76/46 | φ76.5 | φ71 | φ58 | 30CrMnSiA/XJY850 | 3000 |
| S95 | φ95/64 | φ95.5 | φ89 | φ79 | 45MnMoB | 1000 |
| S95A | φ95.6/63.5 | φ96 | φ89 | φ78 | 45MnMoB | 2000 |
| ZS95B | φ95.6/63.5 | φ96 | φ91 | φ79 | 45MnMoB | 2300 |
| XZHH | φ95.6/63.5 | φ96 | φ91 | φ79 | 30CrMnSiA/XJY850 | 3200 |
| S110 | φ114/80 | φ114.5 | φ110 | φ98 | 45MnMoB | 1600 |
| S130 | φ133/100 | φ133.5 | φ129 | φ117 | 45MnMoB | 1700 |
