Travelling Block
Hook Blocks Design Features
Joining traveling block and hook together reduces overall Length and can help satisfy the requirements of operating a top drive.
The hook blocks conform to API Spec. 8C PSL1, and API monogram can be used.
Specifications of Hook Blocks
| Model | YG135 | YG170 | YG225 | YC225 | DG225 |
|---|---|---|---|---|---|
|
Max. hook load KN |
1350 | 1700 | 2250 | 2250 | 2250 |
|
O.D. of sheaves mm(in) |
760(30) | 915(36) | 1120(44) | 1120(44) | - |
| Number of sheaves | 4 | 5 | 5 | 5 | - |
|
Dia. meter of wire line mm(in) |
29(1 1/8) | 29(1 1/8) | 32(1 1/4) | 32(1 1/4) | - |
|
Major-hook opening mm |
150 | 180 | 190 | - | 190 |
|
Spring travel mm |
170 | 140 | 180 | - | 180 |
|
Overall dimension (L * W * H) mm |
2946 * 836 * 652 | 3402 * 950 * 640 | 3450 * 970 * 660 | 2294 * 1190 * 630 | 2545 * 780 * 750 |
| Weight kg | 3126 | 4594 | 4732 | 3713 | 2180 |
| Model | YC315 | DG315 | YC450 | DG450 | YG450 |
|
Max. hook load kN |
3150 | 3150 | 4500 | 4500 | 4500 |
|
O.D. of sheaves mm(in) |
1270(50) | - | 1524(60) | - | 1524(60) |
| Number of sheaves | 6 | - | 6 | - | 6 |
|
Dia. meter of wire line mm(in) |
35(1 3/8) | - | 38(1 1/2) | - | 38(1 1/2) |
|
Major-hook opening mm |
- | 220 | - | 220 | 220 |
|
Spring travel mm |
- | 200 | - | 200 | 180 |
|
Overall dimension (L * W * H) mm |
2680 * 1350 * 974 | 2953 * 890 * 830 | 3075 * 1600 * 800 | 2950 * 890 * 880 | 4887 * 1600 * 880 |
| Weight kg | 6842 | 3410 | 8135 | 3496 | 12530 |
