China Wireline Drill Rods Bq Nq Hq Pq Drill Pipe, Find details about China Wireline Drill Rods, Wireline Drill Pipes from Wireline Drill Rods Bq Nq Hq Pq Drill Pipe
No | size | Drill rod | Thread type | Heat | Raw material | Designed hole depth | |
OD mm | ID mm | treatment | |||||
1 | BQ | 55.6 | 46 | DCDMA | Heat treament whole pipe | ZT850 | 2000M |
2 | NQ | 70.5 | 60.5 | 2000M | |||
3 | HQ | 89 | 77.8 | 1500M | |||
4 | PQ | 114.3 | 103.2 | ZT520 | 800M |