Crown block
Minimum Order: 0
Quality/Safety Certification: 0.00
Crown block consist of crawn block frame,sheaves unite and auxiliary sheaves.
Crown block conformity with API Spec 4F Specifications.
| Crown block | TC-30 | TC-50 | TC-90 |
| Max.hook load, kN | 300 | 500 | 900 |
| Hosting system | 3×4 | 4×5 | 4×5 |
| number of main sheeves | 4 | 5 | 5 |
| Dia od main sheeves, mm(in) | 475(18 3/4) | 610(24) | 762(30) |
| Dia of drilling line, mm(in) | 24(15/16) | 24(15/16) | 26(1) |
| Weight, kg | 245 | 464 | 1500 |
| Crown block | TC-135 | TC-170 | TC-225 |
| Max.hook load, kN | 1350 | 1700 | 2250 |
| Hosting system | 4×5 | 5×6 | 5×6 |
| number of main sheeves | 5 | 6 | 6 |
| Dia od main sheeves, mm(in) | 1005(40) | 1005(40) | 1120(44) |
| Dia of drilling line, mm(in) | 29(1 1/8) | 29(1 1/8) | 32(1 1/4) |
| Weight, kg | 2775 | 4540 | 5650 |
| Crown block | TC-315 | TC-450 | TC-675 |
| Max.hook load, kN | 3150 | 4500 | 6700 |
| Hosting system | 6×7 | 6×7 | 7×8 |
| number of main sheeves | 6 | 7 | 8 |
| Dia od main sheeves, mm(in) | 1270(50) | 1524(60) | 1524(60) |
| Dia of drilling line, mm(in) | 35(1 3/8) | 38(1 1/2) | 45(1 3/4) |
| Weight, kg | 7600 | 11012 | 13000 |
Note: The company can design new and transformative types according to users' requirements
