Die Nipple
Die Nipple
Application
Dienipple is used as a kind of fishing tool in the petroleum drilling industry.
Features
Die nipple is made using superior alloysteel through special heat treatment, and provides high strength, high tenacityand easy thread making.
Advantages
The die nipple can be used togetherwith the right and left hand drill pipe or other tools, for different fishingapplications.
The do’s anddon’ts
1. Beforethe die nipple goes down, pay attention to the hole diameter and the parametersof the driller.
2. Handleit with care during transportation and avoid folding or fracturing whenthreading.
3. Learnthe inside diameter and maximum outside diameter of the fish top and parametersof die nipple, including diameter of water hole and joint, among others.
4. Checkthe strength of the screw thread.
5. Makesure that the die nipple joint is close to the rotary table.
6. Thefishing tool should go down slowly for protection against unexpected block.
Technical Parameters
| Type | Fishing scope | Left-hand thread |
| GGZ-73 | Φ25-Φ60, Φ30-Φ68 | NC31 |
| GGZ-89 | Φ33-Φ70, Φ35-Φ70, Φ35-Φ78, Φ55-Φ75, Φ55-Φ82 | NC38 |
| GGZ-114 | Φ55-Φ88, Φ64-Φ92, Φ65-Φ85, Φ65-Φ88, Φ65-Φ90, Φ65-Φ95 | 4-1/2FH |
| GGZ-127 | Φ50-Φ88,Φ55-Φ88,Φ65-Φ94, Φ75-Φ108, Φ85-Φ100, Φ85-Φ108, Φ85-Φ110, Φ85-Φ115, Φ85-Φ120, Φ120-Φ140 | NC50 |
| GGZ-140 | Φ85-Φ113, Φ85-Φ120, Φ85-Φ125, Φ95-Φ120, Φ95-Φ123, Φ100-Φ125 | NC50 |
| GGZ-168 | Φ110-Φ150, Φ110-Φ160, Φ140-Φ160, Φ150-Φ190 | 6-5/8 REG |
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