Heavy Duty CNC Machining PQ DTH Drill Pipe
DTH Drill Pipe Description :
Product : drill pipe / drill rod
Application : mine ore shaft ,undergound tunnelling ,
Production procedure : Hot forging + heat treatment + machining
DTH Drill Pipe Specifications:
ROSCHEN drill rods are all manufactured by CNC machines. They're
made of high quality alloy steel with heat-treated.
1. High quality alloy tube
2. Thru-wall heat treated tube body
3. Consistent concentricity, straightness
| Drilling Rods Technical Parameters |
| A | Yield Strength: 865 Mpa - 900 Mpa |
| B | Tensile Strength: 960 Mpa |
| C | Elongation: 17.5 % - 20 % |
| D | Pipe Body Hardness: 30 / 36 HRC |
| E | Thread Body Hardness: 50 - 55 HRC, both male and female Threads are
Nickel Phosphorus Coating |
| F | Pipe Life designed for 7000 - 8000 meters |
DTH Drill Pipe Features:
Made-to-order products can be supplied according to your detailed
need.
1. Light weight (lighter than the old-fashioned drill pipe 45%)
2. Footage soon, dust small vertical holes left after drilling
cuttings, into a hole clear.
3. Card beans quickly and easily connect and save banding material.
4. Under separation of body and drilling may be the end, the use of
life extended.
5. Water-based wet good pass operation.
6. Application: concrete, granite, marble, refractory material...
7. Fast delivery
ROSCHEN specializing in the design and manufacture of premium
diamond drilling tools for the world engineering: geotechnical
exploration, Mining exploration, Oil exploration and hydrapower
station grouting project ( wireline core drilling and double-tube
core drilling). We could supply the premium quality and quick
service.
Sizes:
1. Drill rod: BQ, NQ, HQ, PQ, NW, HW, PW
2. Core barrel: BQ, NQ, NQ2, NQ3, HQ, HQ3, PQ, PQ3 & head assembly
and assembly
3. BQ, NQ, HQ, PQ, T2, T6, etc. Diamond core bit, reaming shell &
shoe bit (syn. and surface-set, PDC)
4. Drill tool: hoisting plug, water swivel, overshot, outer tube &
inner tube wrench, foot clamp,etc.
Pictures
