Crown Block

Crown Block

Product Description

Main Features
Built to conform to API 4F and 8A, with the certificate of authority to use the official API monogram.
In conformity with the requirements of industry standard SY/T5527.
The sheave groove has been quenched; It is anti-abrasive for long service life.

Equipped with wireline guide device, preventing the wireline from being out or falling off.
Equipped with anti-vibration wood and protection net.
Equipped with gin pole for block servicing.
Equipped with sand block and assistant block
The sheaves of crown block and mated traveling block are fully interchangeable.
Model
 
TC30
 
TC50
 
TC90
 
TC135
 
TC170
 
TC225
 
TC315
 
TC450
 
Max. hook load   kN(1bs)
 
300        (66000)
 
500   (110000)
 
900 (200000)
 
1350 (300000)
 
1700 (37400)
 
2250 (500000)
 
3150 (700000)
 
4500 (1000000)
 
Dia. of wireline   mm(in)
 
24     (15/16)
 
24    (15/16)
 
26             (1)
 
29              (1 1/8)
 
29              (1 1/8)
 
32                 (1 1/4)
 
35                  (1 3/8)
 
38                 (1 1/2)
 
OD of sheave   mm(in)
 
475           (18 3/4)
 
610           (24)
 
660           (26)
 
1005            (40)
 
1005      (40)
 
1120          (44)
 
1270              (50)
 
1524           (60)
 
Qty. of sheave
 
4
 
5
 
5
 
5
 
6
 
6
 
7
 
7
 
Overall dimensions mm(in)
 
Length
 
738             (29)
 
860         (33 7/8)
 
1208             (47 9/16)
 
2320          (91 11/32)
 
2668   (105)
 
2668 (105)
 
3112 (123)
 
3407          (134)
 
Width
 
472                      ( 18 5/8 )
 
670           (26 7/16)
 
1092     (43)
 
1436          (56 17/32)
 
2460              (97)
 
2709            (107)
 
2783          (110)
 
2722          (107)
 
Height
 
575         (22 5/8)
 
588         (23 1/8)
 
1207         (47 1/2)
 
1781       (70 1/2)
 
1855             (73)
 
2469            (97)
 
2800          (110)
 
2856          (112)
 
Weight kg(1bs)
 
245           (540)
 
464 (1023)
 
1500 (3307)
 
2775 (6118)
 
4540 (9988)
 
5270 (11594)
 
7600 (16720)
 
9750 (21450
 

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