SK530 Series Kelly bar
530-3 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| JS530-3×15 | 16245 | 16420 | 15050 | 42960 | 42560 | 12800 | 500 | 350 |
| JS530-3×17 | 18245 | 18420 | 17050 | 48960 | 48560 | 14200 | 500 | 350 |
| MZ530-3×15 | 16245 | 16420 | 15050 | 43060 | / | 12550 | 500 | / |
| MZ530-3×16 | 17245 | 17420 | 16050 | 46060 | / | 13250 | 500 | / |
530-4 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| JS530-4×14.5 | 15735 | 15910 | 14550 | 54280 | 53780 | 14000 | 400 | 280 |
| JS530-4×16 | 17235 | 17410 | 16050 | 60280 | 59780 | 15500 | 400 | 280 |
| MZ530-4×18 | 19235 | 19410 | 18050 | 68560 | / | 17050 | 400 | / |
| MZ530-4×19 | 20235 | 20410 | 19050 | 72560 | / | 17900 | 400 | / |
530-5 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| MZ530-5×16 | 17255 | 17430 | 16050 | 75450 | / | 15000 | 360 | / |
| MZ530-5×17 | 18255 | 18430 | 17050 | 80450 | / | 15800 | 360 | / |
| MZ530-5×18 | 19255 | 19430 | 18050 | 85450 | / | 16600 | 360 | / |
| MZ530-5×19 | 20255 | 20430 | 19050 | 90450 | / | 17400 | 360 | / |
530-6 Series Kelly bar
| Kelly bar type | A （mm) |
B （mm) |
D （mm) |
C （mm) |
C1 （mm) |
Theoretical weight | Rated torque | Rated pressure |
| (kg) | (kNm) | (kN) | ||||||
| MZ530-6×15.5 | 16755 | 16930 | 15500 | 87995 | / | 15500 | 220 | / |
| MZ530-6×16 | 17255 | 17430 | 16050 | 90995 | / | 16000 | 220 | / |
| MZ530-6×17 | 18255 | 18430 | 17050 | 96995 | / | 16750 | 220 | / |
| MZ530-6×18 | 19255 | 19430 | 18050 | 102995 | / | 17600 | 220 | / |
※Other lengths and other drive stub dimensions on request; Weight tolerance ±5%.
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