Extreme Duty Motorhead Assembly
FUNCTIONALITY
InterventionDEPLOYMENT
SECTORS
DTI's Extreme Duty Coiled Tubing Motorhead Assembly is a compact bottom hole assembly incorporating a Twin Flapper Check Valve, Release Joint and Circulation Sub. It is designed for operations where high shock loads, vibrations, tensile and/ or torque forces are expected. It is robust, reliable, easy to redress and rated to 10,000 psi.
This compact downhole tool reduces the overall toolstring length making it easier for wellsite handling and fitting in the lubricator. It is an extreme duty tool, suitable for use with Jars, Vibration Tools and High Torque Motors.
All DTI’s motorhead assemblies use our single-piece flapper cartridge design , pioneered at DTI and now copied throughout the industry, for ultimate downhole reliability, reduced leak paths and easier redress.
All Extreme Duty Motorhead Assemblies are rated to 10,000 psi and 200 C.
Features
& Benefits
- Uses DTI pioneered single-piece flapper cartridges for reduced leak paths and easier redress.
- Extreme Duty Release Joint mechanism will not accidentally release during jarring and high vibration loads.
- High torque and tensile ratings.
- No threaded shear screws in Release Joint eliminates chance of shear screws vibrating loose and reduces cost of redress.
- Optional burst disc port in circulation sub.
| Part Number | Outside Diameter | Inside Diameter | Drop Ball Release | Drop Ball Circulation | Tensile Rating - lbs | Thread | Fish Neck |
|---|---|---|---|---|---|---|---|
| MHAX125AC32-1 | 1.250” | 0.219” | 0.375” | 0.250” | 30,000 | 1”-10 SA | 1.25” GS |
| MHAX150AC08-1 | 1.500" | 0.400” | 0.375" | 0.312" | 44,000 | 1.00 AMMT | 1.5” GS |
| MHAX169AC08-1 | 1.688" | 0.400” | 0.625”/0.500” | 0.437” | 48,000 | 1.00 AMMT | 2.0” GS |
| MHAX175AC08-1 | 1.750” | 0.400” | 0.625” | 0.437” | 48,000 | 1.00 AMMT | 2.0” GS |
| MHAX200AC09-1 | 2.000” | 0.400” | 0.625” | 0.437” | 71,000 | 1.50 AMMT | 2.0” GS |
| MHAX212AC09-1 | 2.125” | 0.400” | 0.625” | 0.437” | 80,000 | 1.50 AMMT | 2.0” GS |
| MHAX225AC09-1 | 2.250” | 0.531” | 0.812” | 0.625” | 66,000 | 1.50 AMMT | 2.5” GS |
| MHAX238AC09-1 | 2.375” | 0.531” | 0.812” | 0.625” | 92,000 | 1.50 AMMT | 2.5” GS |
| MHAX250AC09-1 | 2.500” | 0.690” | 0.875” | 0.750” | 84,000 | 1.50 AMMT | 2.5” GS |
| MHAX288AC23-1 | 2.875” | 0.781” | 0.927” | 0.812” | 155,000 | 2-3/8 PAC | 3.0” GS |
| MHAX313AC19-1 | 3.125” | 0.781” | 0.937” | 0.812” | 164,000 | 2-7/8 PAC | 3.0” GS |
| MHAX350AC68-1 | 3.500” | 1.400” | 1.562” | 1.437” | 208,000 | 2-3/8 IF | 3.50” GS |
| MHAX375AC68-1 | 3.750” | 0.906” | 1.375” | 1.000” | 264,000 | 2-3/8 IF | 3.50” GS |
DTI has one of the largest ranges of Motorheads available on the market. The table above is our core products only. We offer optional equipment, alternative sizes, pressure ratings, materials and thread connections. Please contact us for more information.
