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| Place of Origin | China |
| Brand Name | ROSCHEN |
| Certification | ISO |
| Model Number | 114 |
DTH Drill Pipes and Adaptors 114 mm with API 3 1/2 REG Thread for Down The Hole Drilling
DTH Drill pipes and adaptors
Features:
1. Carefully selected seamless steel pipe and high quality alloy steel for joint tools.
2. Precisely friction welded to ensure straightness and concentrically.
3. Multiple precisely heat-treated tools joint.
4. Internally and externally upset drill rods are available
| Outer diameter | Thread | Wall thickness | Length | |
| mm | inch | mm | mm | |
| 76 | 3 | API 2 3/8 REG API 2 7/8 REG API 3 1/2 REG API 4 1/2 REG API 2 3/8 IF API 2 7/8" IF API 3 1/2" IF API 4 1/2" IF API 5 1/2" IF BECO 3 1/2" |
6.3 | 1000-4000mm |
| 8 | 4000-6000mm | |||
| 89 | 3 1/2 | 6.3 | 1000-4000mm | |
| 8.8 | 4000-6000mm | |||
| 102 | 4 | 6.3 | 1500-4000mm | |
| 8.8 | 4000-6000mm | |||
| 114 | 4 1/2 | 7.5 | 1500-4500mm 4500-9000mm |
|
| 8 | ||||
| 10 | ||||
| 127 | 5 | 8 | 1500-5000mm 5000-9000mm |
|
| 10 | ||||
| 12 | ||||
| 133 | 5 1/4 | 8 | 1000-4000mm 4000-12000mm |
|
| 10 | ||||
| 12 | ||||
| 140 | 5 1/2 | 14 | 3000-9000mm | |
| 19 | 9000-12000mm | |||
Further exploration drilling products information, please don't hesitate to contact us.
ROSCHEN INC.
ROSCHEN GROUP LIMITED
ROSCHEN HOLDINGS LIMITED
Skype: ROSCHEN.TOOL , ROSCHEN_GROUP
Email: roschen@roschen.com ; roschen@roschen.net
Website: http://www.roschen.net ; http://www.roschen.cn
http://www.roschen.com ; http://www.roschengroup.com
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