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Crown Block

Product Detail

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    Crown Block

    Technical Festures

    l  Series crown blocks conform to API Spec 4F and Spec 8A, and are granted the right to use API monogram.

    l  Conform to industry standard SY/T5527.

    l  Sheave grooves are heat quenched to provide good abrasion resistance and long service life.

    l  Rope bar and rope barrier are provide to prevent the wire rope from crossing or tailing out of the sheave grooves.

    l  Wooden buffer device is provided.

    l  Lifting frame for maintaining sheaves assembly is provided.

    l  Sand sheaves and auxiliary sheaves assembly are provided.

    l  Crown block sheaves and travelling block sheaves are interchangeable.

     

    Main Parameters

    Model

    TC30

    TC90

    TC170

    TC450

    Max. Load KN

    300

    900

    1700

    4500

    Drilling Line Size mm

    24

    26

    29

    38

    Sheaves O.D mm

    475

    762

    1005

    1524

    Number of Sheaves

    4

    5

    6

    7

    Overall Dimensions mm

    Length

    738

    2317

    2668

    3410

    Width

    472

    2076

    2460

    2753

    Height

    575

    1577

    1855

    2420

    Weight kg

    245

    3260

    4540

    11012

Shaanxi BRJ Petroleum Machinery Equipment Co.,Ltd
Add: Room 2-1014,3rd building,Deyi international center,No.6 Changqing 2nd road,
Economic and technological development zone,Xi'an,china
Tel/Fax: 0086-29-89612241   Email: Sales@brj-oiltools.com  http://www.watfordleisureplc.com  
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