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Conventional Direct-Connection Drill Rod
WJ series ordinary drill pipe
Key words:
Conventional Direct-Connection Drill Rod
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Product Details
WJ Series Drill Rod
Friction welding technology is used to increase the thickness and strength of thread parts at both ends of drill rod body.
Specifications: AWJ, BWJ, NWJ
Technical Parameters of WJ Series Conventional Drill Rods | |||||||
NO. | Standard | Part Number | OD *ID(mm) | Coupling ID (mm) | Thread Length (mm) | Thread Pitch (mm) | Weight (kg) |
1 | AWJ | RG-AWJ-1500 | 44.5*34.9 | 16 | 44.5 | 5.08 | 7.1 |
RG-AWJ-3000 | 14.1 | ||||||
2 | BWJ | RG-BWJ-1500 | 54.0*42.0 | 19 | 50.8 | 5.08 | 10.7 |
RG-BWJ-3000 | 21.3 | ||||||
3 | NWJ | RG-NWJ-1500 | 67.0*55.0 | 29 | 63.5 | 6.35 | 13.5 |
RG-NWJ-3000 | 27.1 | ||||||
Mechanical Properties of WJ Series Conventional Drill Rods | |||||
NO. | Standard | Tensile Strength≥(kN) | Make-up Torque (N-m) | Maximum torque (N · m) | Drilling depth (m) |
1 | AWJ | 80 | 406 | 1250 | 600 |
2 | BWJ | 130 | 1000 | 3200 | 900 |
3 | NWJ | 222 | 1355 | 4200 | 1200 |
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Pre
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Coupling Type Conventional Drill Rod
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