Crown block
Detailed Product Description
Crown block
Main manufacturing equipment/parts conform to API specification 4F.
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.
Specifications of crown block
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
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Company Info
Owetech Petroleum Technology Co., Ltd.
[China (Mainland)]
[Verified Member]
City: Beijing
Province/State: Beijing
Country/Region : China (Mainland)
Business Type:Manufacturer, Trading Company
Online Postings: Products