Extension Rod T45
General Introduction
The T45 extension drill rod is a robust and high-performance component used in top hammer drilling for applications such as bench drilling, tunneling, and production drilling. Designed to deliver efficient energy transmission and strong thread connections, the T45 rod is ideal for medium to hard rock formations.
Guidance to Product Code
Example: MM46T45-3050
- MM: Male-male extension rods
- 46: Rod dimension is round type 46mm
- T45: Thread is T45
- 3050: Rod length is 3050mm
Specification
| Article No. | Length | Diameter | Weight | |||
| mm | ft inch | mm | inch | kg | ||
| MM46T45-3050 | 3050 | 10' | 46 | 1 13/16 | 35.00 | |
| MM46T45-3660 | 3660 | 12' | 46 | 1 13/16 | 42.00 | |
| MM46T45-4270 | 4270 | 14' 1/8" | 46 | 1 13/16 | 48.50 | |
Technical Parameters
|
Parameter |
Specification |
|
Material |
High strength alloy steel |
|
Rod type |
Extension drill rod |
|
Thread size |
T45 |
|
Rod diameter |
32mm, 39mm,46mm |
|
Rod length |
915mm-4310mm |
|
Heat treatment |
Carburization and Induction Hardening |
|
Straight tolerance |
≤1mm per meter |
|
Thread precision |
CNC-machined for high accuracy |
|
Coating |
Anti-rust treatment (Black or Golden finish) |
|
Impact resistance |
High fatigue resistance for demanding drilling conditions |
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