- Contact Person : Ms. li yu
- Company Name : Beijing Owetech Petroleum Technology Co., Ltd.
- Tel : 86-010-84871816
- Fax : 86-010-84871790
- Address : Beijing,beijing,Room 1903, Peking Times Square, No.103 Huizhongli, Chaoyang District
- Country/Region : China
- Zip : 100101
Crown Block
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Design features:
1. The crown frame is made of high strength steel shapes.
2. Sheave grooves are hardened by medium frequency induction to provide extended service life.
3. Working sheaves have double-row conical roller bearings and each bearing is individually lubricated.
4. Equipped with wooden bumper blocks and retainer net.
5. The sheaves and bearings are interchangeable with those of matching travelling block.
Main manufacturing equipment/parts conform to API specification 4F.
Main Parameters:
Model | TC135 | TC170 | TC225 | TC315 | TC450 | TC585 |
Max. hook load KN | 1350 | 1700 | 2250 | 3150 | 4500 | 5850 |
O.D. of sheaves mm(in) | 915(36) | 1005(40) | 1120(44) | 1270(50) | 1524(60) | 1524(60) |
Number of sheaves | 5 | 6 | 6 | 7 | 7 | 8 |
Dia. Of wire line mm(in) | 1-1/8 | 1-1/8 | 1-1/4 | 1-3/8 | 1-1/2 | 1-5/8 |
Crown Block
