Standard design flush Joint drill pipe
Standard design flush Joint drill pipe
API REG Thread 2 3/8", 2-7/8", 2-7/8 IF , 3 1/2" IF DTH Drill Rod Drill Pipe
API Thread Drill Pipe
API Thread Drill Rod
API Reg Thread Drill Pipe
Roschen can produce various types of non-excavation drill pipe, water well drill pipe, Exploration Core drilling drill pipe, DTH drill pipe, petroleum drill pipe, geological drill pipe, anchor drill pipe, 100B DTH drill pipe 50 drill pipe friction welding drill pipe, all our drill pipe produced by friction welding.
Product Description:
Down the hole drill pipes play a significant role in all DTH drilling, regardless of application, rock type, hole depth or drill rig. The key features of a high quality DTH tube are durability, accuracy and manageability. Roschen DTH drill pipes are made of superior alloy and the both thread ends are friction welded to the seamless steel pipe. The high pressure air is delivered to DTH hammer by DTH drill pipe, simultaneously it transfers the rotation and press force to the DTH hammer.
OD A | Wall B | Length L | Across Flat C | Flat Length E | Across Flat G | Connection P/N |
76 | 5.5 | 1000/1500/2000/3000 | 57 | 40 | 57 | 2 3/8" REG |
76 | 5.5 | 1000/1500/2000/3000 | 65 | 42 | 65 | 2 3/8" REG |
76 | 6.5 | 1000/1500/2000/3000 | 65 | 42 | 65 | 2 3/8" REG |
89 | 5.5 | 1000/1500/2000/3000 | 65 | 42 | 65 | 2 3/8" REG |
89 | 6.5 | 1000/1500/2000/3000/4500/6000 | 65 | 42 | 65 | 2 3/8" REG |
89 | 5.5 | 1000/1500/2000/3000 | 65 | 42 | 65 | 2 3/8" IF |
89 | 6.5 | 1000/1500/2000/3000/4500/6000 | 65 | 42 | 65 | 2 3/8" IF |
114 | 6.5 | 1000/1500/2000/3000/4500/6000 | 95 | 45 | 95 | 2 3/8" IF |
114 | 6.5 | 1000/1500/2000/3000 | 95 | 45 | 95 | 2 3/8" IF |
114 | 6.5 | 1000/1500/2000/3000/4500/6000 | 95 | 45 | 95 | 3 1/2" REG |