15 Inch 381mm CR617 TCI Tricone Bit with IADC 617 Rating and Rubber Sealed Journal Bearing for Oil and Water Well Drilling
The 381mm (15 inch) CR617 TCI Tricone Bit is a high-performance drilling tool engineered for demanding applications in oil drilling, water well drilling, horizontal directional drilling (HDD), and geological exploration. Featuring IADC 617 classification and rubber sealed journal bearing technology, this bit delivers exceptional performance in medium-hard rock formations.
| Specification | Details |
|---|---|
| Product Name | 15 inch CR617 TCI Tricone Bit |
| Size | 15 inch / 381mm |
| Model Number | CR617 |
| Series | CR |
| Tooth Type | TCI (Tungsten Carbide Insert) |
| Connection | 7 5/8" Reg Pin |
| Bearing System | Rubber Sealed Journal Bearing |
| Nozzle Configuration | Three Jet Nozzles |
| Weight | 189kg |
| Certifications | SY/T5164, ISO9001:2008 |
| Applications | Water Well, Oil Well, HDD, Exploration |
This IADC 617 classified bit is specifically designed for medium-hard formations with high compressive strength and hard stringers, including:
- Hard Shale
- Limestone
- Sandstone
- Dolomite
| IADC Code | WOB (KN/mm) | RPM (r/min) |
|---|---|---|
| 417 | 0.35~0.90 | 140~70 |
| 437 | 0.35~0.95 | 140~60 |
| 447 | 0.35~1.00 | 140~60 |
| 517,527 | 0.35~1.05 | 120~50 |
| 537,547 | 0.35~1.05 | 110~40 |
| 617,627 | 0.35~1.05 | 80~40 |
| 637,647 | 0.70~1.20 | 70~40 |
| 737,837 | 0.70~1.20 | 70~40 |
- Advanced rubber sealed journal bearing system for extended service life
- Three jet nozzle configuration for efficient cuttings removal
- Tungsten carbide inserts for superior wear resistance
- Optimized for medium-hard rock formations with high compressive strength
- IADC 617 classification ensures compatibility with standard drilling practices
Crossing Bit, a leading manufacturer of PDC bits and tricone bits in northern China, has established a strong reputation in the drilling industry. With exports to over 30 countries, our products are trusted for their exceptional reliability and performance in water well, oil & gas, HDD, exploration, and mining applications.
All Crossing Bit products are manufactured under strict quality control standards and hold ISO9001:2008 certification along with SY/T5164 compliance, ensuring consistent performance and durability in demanding drilling conditions.
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