DTH Drill Pipe, API Rock Drills, Drill Rods, Drilling Machine, Drilling Tools & Drilling Rigs

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KSQ Technologies (Beijing) Co. Ltd

City: beijing

Province/State:beijing

Country/Region:china

Tel:0086--18501231988

Contact Person:
Mr.Yingkai Zhang View Contact Details

DTH Drill Pipe, API Rock Drills, Drill Rods, Drilling Machine, Drilling Tools & Drilling Rigs

Brand Name	MIROC
Model Number	DTH Drill Pipe
Certification	ISO
Place of Origin	CHINA
Minimum Order Quantity	1
Price	$75
Payment Terms	L/C,D/A,D/P,T/T,Western Union
Supply Ability	3000
Delivery Time	20-30
Model NO.	Drill Pipe
Surface Treatment	Spray-Paint
Material	Carbon Steel
Use	Water Well Drilling
Length	2m/3m/6m
Color	Black or Customized
Diameter	76/89/102/114/127mm

Detailed Product Description

DTH Drill Pipe Overview

Professional-grade drilling component designed for demanding applications including rock drilling, anchor drilling, geothermal well drilling, water well drilling, and underground coal mine operations. Each pipe consists of a rod barrel, male joint, and female joint, offering a complete solution for down-the-hole hammer systems.

Key Functions

Delivers the DTH hammer accurately to the bottom of the hole
Transmits torque, axial pressure, and impact vibration
Supplies compressed air through the center hole to power the DTH hammer
Works seamlessly with rotary air supply mechanisms and propulsion systems

Built for Extreme Conditions

DTH drill pipes endure complex loads: impact vibration, torque, axial pressure, and abrasive sandblasting from rock slag discharged between the hole wall and the pipe.

Engineering Features:

High strength to resist mechanical stress
Excellent stiffness for accurate drilling
Superior impact toughness to withstand repeated shocks

Advanced Manufacturing Process

Feature	Benefit
Professional friction welding	High welding strength, no weak points
High-precision CNC machining	Accurate thread connection for reliable linking
Vacuum conditioning & heat treatment	Enhanced torque performance & extended service life

Connection & Working Principle

Both ends have connecting threads
- One end connects to rotary air supply mechanism
- Other end connects to DTH hammer
DTH hammer bit is installed at the front end of the hammer
During operation:
- Rotary mechanism rotates the drill string
- Compressed air flows through the hollow pipe
- DTH hammer impacts the bit to break rock
- Air lifts rock cuttings out of the hole
- Propulsion mechanism advances the whole drilling assembly

Applications

Gas drainage (exploitation) drilling in underground coal mines
Water exploration holes
Grouting holes in stable geological conditions
Mining, geological exploration, hydropower projects
Both conventional drilling and impact rotary drilling

Why Choose Our DTH Drill Pipe?

✓ High strength - suitable for the toughest drilling environments

✓ Dual drilling modes - conventional & impact rotary drilling

✓ Longer service life - thanks to advanced heat treatment

✓ Precision threads - fast, firm, and leak-proof connections

✓ Reliable for underground and surface operations

Product Tags: API rock drill pipe DTH drilling machine rods drilling rig tools

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