Reverse Circulation Drill Rods for RC Hammer Drilling 4 1/2 Inch Precision Drill Rod

Brand Name:ROSCHEN
Certification:ISO
Model Number:4 1/2 inch
Minimum Order Quantity:Negotiable
Place of Origin:China
Price:Negotiate
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Location: Shanghai Shanghai China
Address: 65 EAST XINHUAN ROAD, SHANGHAI, CHINA
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Reverse Circulation Drill Rods for RC Hammer Drilling 4 1/2 Inch Precision Drill Rod


Precision Drill Rod Introduction


The drill rod ,the shortened form of down the hole drill pipe, is a kind of outer flat drill rod. It is mainly used in rotary percussive drilling that contains gases and liquids. Its main components include pipe (rod) body and joint.


Our down the hole drill pipe is manufactured based on the API standards. And according to specific requirements, we also provide this kind of drill pipe in different Chinese and American specifications.


As for its advantages, it has features of big rigidity, good sealing capacity, flat outer structure, and low torque and resistance when rotating.


Precision Drill Rod MATERIAL SPECIFICATIONS


Roschen RC Rods use premium quality European hardened 4140 alloy steel tool joints with heavy duty seamless drill pipe and high tensile API 5CT rated wear resistant Inner Tubes. RC Rods using high specification austenitic Stainless Steel for down hole survey also available.


ROSCHEN Precision Drill Rod RANGE


• RC Rods and Inners

• API Rods

• RAB Rods

• Cubex Blast Rods

• Larger Rods


Precision Drill Rod TECHNICAL SPECIFICATIONS


All standard Lengths from 1m to 6m available


Reverse Circulation Drill Pipe :: Further Information

Tool Joint Spanner Flats
Rods available with or without spanner flats. Two or four flats as required.

Tool Joint Material
All Rods feature hardened European 4140 alloy steel tool joints.

RC Drill Pipe Thread Types
Remet, Metzke, RRE, Drillstar, LW, TS & other threads available.

Robot welding technology
Independently tested & certified to exceed welding standard AS3992

RC Drill Rods Length & Size
Standard lengths from 1 to 6m in 3",3 ½’’, 4’’, 4 ½’’, 75mm & 78mm diameters.

Reverse Circulation Drill Rods Sealing Options
RC Rods with standard O-ring set up or improved urethane seal options.

Other Rods - Blast Hole
We manufacture RAB, Cubex & API Rods as well as rods to your requirements.


Sizes3", 3 ½", 4", 4 ½", 75mm and 78mm
Thread TypesRemet, Metzke, RRE, Westrod, LW, TS and other threads

REVERSE CIRCULATION DRILL ROD SPECIFICATIONS
Thread TypeRemetRemetRemetMetzkeMetzkeMatrixMatrix
Rod O.D.3 1/2"4"4 1/2"4"4 1/2"4"4 1/2"
Outer Tube O.D.88.9mm101.7mm114.3mm101.7mm114.3mm101.7mm114.3mm
Outer Tube I.D.81.8mm94.6mm107.2mm94.6mm107.2mm94.6mm107.2mm
Outer Tube W.T.5.3mm7.1mm7.1mm7.1mm7.1mm7.1mm7.1mm
Inner Tube O.D.38.1mm50.8mm63.5mm50.8mm63.5mm50.8mm63.5mm
Inner Tube I.D.32.6mm45.3mm58mm45.3mm58mm45.3mm58mm
Inner Tube W.T.5.5mm5.5mm5.5mm5.5mm5.5mm5.5mm5.5mm
Spanner Flat90mm90mm90mm90mm90mm90mm90mm
Weight 3.0m75kg.75kg.95kg.75kg.95kg.75kg.95kg.
Weight 6.0m120kg.150kg.168kg.150kg.168kg.150kg.168kg.

Precision Drill Rod Pictures


China Reverse Circulation Drill Rods for RC Hammer Drilling 4 1/2 Inch Precision Drill Rod supplier

Reverse Circulation Drill Rods for RC Hammer Drilling 4 1/2 Inch Precision Drill Rod

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