Specifications
Crown block*hoisting system of drilling rig
*conform to API Spec 4F,8A.
*equipped with bumping wood and protective net.
Crown block
- The sheave groove are quenching treated, anti-abrasion and long service life.
- Equipped with wirerope ward service, prevent the wirerope from bouncing or falling off.
- Equipped with bumping wood and protective net.
- Equipped with gin pole for block servicing.
- Equipped with sand block and assistant block.
Main Technical Parameter
| TC225 | TC315 | TC450 | |
Max. Hook Load lbf (kN) | 505800 (2250) | 708200 (3150) | 1011600 (4500) | |
Qty. and OD of Sheave in (mm) | 5+1 44 (1120) | 6+1 50 (1270) | 6+1 60 (1524) | |
OD of Guiding Sheave in (mm) | 50 (1270) | 60 (1524) | 72 (1829) | |
Dia. of Wirerope in (mm) | 1-1/4 (32) | 1-3/8 (35) | 1-1/2 (38) | |
Overall Dimensions in (mm) | Length | 126 (3200) | 129-3/4 (3295) | 130 (3305) |
Width | 98.5 (2503) | 118.5 (3011) | 127.3 (3234) | |
Height | 123.4 (3135) | 145.7 (3700) | 148 (3760) | |
Weight lb(kg) | 12707.3 (5764) | 17592.9 (7980) | 31497.4 (14287) | |
