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| Place of Origin | CHINA |
| Brand Name | ROSCHEN |
| Certification | ISO |
| Model Number | BW NW HW PW SW |
Wireline drill rods, Casing pipe BW NW HW PW Pipe casing for Exploration diamond core drilling
Drill rods & Casing pipe
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.
Production Processing:
Shipping:
FAQ
Q: Are you a manufacturer or trading company ?
A: We are a specialized manufacturer.
Q: What are your main products, and used for?
A: Our products include core bit, PDC bit, reaming shell, core barrel, casing, drill rod, SPT equipment, Shelby sampler, drill rig and other drilling parts.
They are used for mineral exploration, geological drilling, geotechnical engineering and soil sampling.
Q: How about the delivery terms?
A: 1. Payment: T/T, L/C, Western Union, Paypal, 30% deposit in advance and rest before delivery.
2. Min. order quantity: 1 piece.
3. Transportation: By DHL/TNT/Fedex express, air, sea, train.
Q: How about discount?
A: Price is based on products and order quantity.
Q: Do you accept sample order?
A: Yes sure, please contact us for details.
Q: How about your after-sales service?
A: As a manufacturer, we offer promt technology support for all problems and questions. Besides, we accept goods return or replace for quality problem.
Q: How does your company control the quality?
A: Quality first. In order to guarantee high quality for our products, ROSCHEN always makes a serious inspection for all products and raw materials in strict procedure. We have obtained certificate of ISO9001:2000 in 2004.
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