Drill rods & Casing pipe

Created on：2022-04-29 22:24

ꁆ ꁇ

Drill rods & Casing pipe

AW, BW, N, NS-3, H, P, NW, HW, HWT

USAGE

1. Drill Rods

It is drilling equipment with Core Barrel and Bit attached at its foremost part and is maintained by the Chuck of the Drill Rig.

It's main role is conveying the rotation and pressure generated by the drilling machine and making the drilling water reach to the Bit, and also conveying the rapid cooling or slime.

Roschen's Drill Rods Specifications

Roschen’s Drill Rods Specifications
Item	Length	O.D	I.D.	Remarks
P DRILL RODS	3000mm	Min. 114.3 mm	Min. 101.6 mm	Pin & Box (heat treatment)
		Max. 114.5 mm	Max. 101.80 mm
H DRILL RODS	3000mm	Min. 88.90 mm	Min. 77.8 mm
		Max. 89.15 mm	Max. 78.0 mm
N DRILL RODS	3000mm	Min. 69.85 mm	Min. 60.12 mm
		Max. 70.05 mm	Max. 60.33 mm
B DRILL RODS	3000mm	Min. 55.6 mm	Min. 46.0 mm
		Max. 55.8 mm	Max. 46.2 mm

2. Casing Pipe

Roschen Casing Pipe Specifications
Size	OD (mm)	ID (mm)	Weight (Kg/m3)	Threads (per inch)	Content (L/100m)
RW	36.5	30.2	8	5	70.9
EW	46	38.1	12.5	4	113.8
AW	57.1	48.4	17	4	184.1
BW	73	60.3	31.3	4	285.8
NW	88.9	76.2	38.4	4	445.7
HW	114.3	101.6	50.5	4	810.4
PW	139.7	127	64.3	3	1266.6

Other Specs

• Min. Tensile Strength : 900 N/mm2

• Min. Yield Stress : 800 N/mm2

• Min. Extension : 14%

• Min. Surface Hardness : HRC 30 ~ 35

• Seamless, Cold drawing

• Roundness : 0.2 Max Standard

• Straightness : 0.8/1000mm (Standard)

• Pin & Box thread : High Frequency Heat Treated

Features

Taesung’s drill rods, as shown above, are superior products which meet the standards of drill rods for boring by 100%, using the raw materials of best quality suitable for drilling.

Processing:

Shipping: