Crown Block of Oil/Gas Drilling Rig with Pulley and Rope
Technical Features:
• The sheave grooves are quenched to resist wear and extend its service life.
• The kick-back post and rope guard board prevent the wire rope from jumping out or falling out of the sheave grooves.
• Equipped with safety chain anti-collision device.
• Equipped with a gin pole for repairing the sheave block.
• Sand sheaves and auxiliary sheave blocks are provided in accordance with users’ requirements.
•The crown sheaves are completely interchangeable with those of its matching traveling block.
Technical Parameters:
Model |
TC90 |
TC158 |
TC170 |
TC225 |
TC315 |
TC450 |
TC585 |
TC675 |
|
Max. hook load kN (lbs) |
900 (200,000) |
1580 (350,000) |
1700 (37,400) |
2250 (500,000) |
3150 (700,000) |
4500 (1,000,000) |
5850 (1,300,000) |
6750 (1,500,000) |
|
Dia. of wire line mm(in) |
26(1) |
29(1 1/8) |
29(1 1/8) |
32(1 1/4) |
35(1 3/8) |
38(1 1/2) |
38(1 1/2) |
45(1 3/4) |
|
O.D. of sheaves mm(in) |
762(30) |
915(36) |
1005(40) |
1120(44) |
1270(50) |
1524(60) |
1524(60) |
1524(60) |
|
Number of sheaves |
5 |
6 |
6 |
6 |
7 |
7 |
7 |
8 |
|
Overall dimension |
Length mm(in) |
2580 (101 9/16) |
2220 (87 7/16) |
2620 (103 5/32) |
2667 (105) |
3192 (125 11/16) |
3140 (134 1/4) |
3625 (142 3/4) |
4650 (183) |
Width mm(in) |
2076 (81 3/4) |
2144 (84 7/16) |
2203 (86 3/4) |
2709 (107) |
2783 (110) |
2753 (108 3/8) |
2832 (111 1/2) |
3340 (131 1/2) |
|
Height mm(in) |
1578 (62 1/8) |
1813 (71 3/8) |
1712 (67) |
2469 (97) |
2350 (92 1/2) |
2420 (95 3/8) |
2580 (101 5/8) |
2702 (106 3/8) |
|
Weight, kg(lbs) |
3000 (6614) |
3603 (7943) |
3825 (8433) |
6500 (14330) |
8500 (18739) |
11105 (24483) |
11310 (24934) |
13750 (30314) |