API Standard crown block drilling rig/oil drilling crown blocks/drilling rig crown block

      API Standard Crown Block Drilling Rig/oil drilling crown blocks/drilling rig crown block   Company Information      Product Description Product description   The frame of the crown block is made with high strength steel material. Working pulley block are set slantingly to counteract the torsion of sheave and make side board of traveling block face to derrick. The pulley groove is undertaken middle-frequency quencher so as to extend operating life of sheaves. Working sheave are assembled with double-conic bearing, wherein each bearing has its individual lubricating channel. Rope bar are provided to prevent the wire rope from crossing or failing out the groove. The Crown block is also equipped with wooden buffer and protection net to prevent bump. It is equipped with derrick crane as well for repairing the crown block. Sand sheaves and auxiliary sheaves Assy can be provide as the requirement. climbing assistor and falling-proof device can be installed according to various requirements . Besides, sheaves and bearing are interchangeable with its matched crown block. Note: Customized design and configuration is available to meet different requirements    

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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	Contact  person	Susan
	Skype	khlk05
	Mobile	0086-13562296694
	Tel	0546-8260710

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