Wire Rope Pulley Blocks
| A GENERAL IDEA INDICATING THE SAFE WORKING LOADS OF OUR BLOCKS | ||||||||
|---|---|---|---|---|---|---|---|---|
| Dia of Sheave | 6″ | 7″ | 8″ | 10″ | 12″ | 14″ | 16″ | 18″ |
| Circf.of Rope | 1″- 11/4″ | 11/4″– 11/2″ | 11/2″– 13/4″ | 13/4″– 21/4″ | 21/4″– 21/2″ | 21/2″– 3″ | 3″- 31/2″ | 31/2″– 4″ |
| S.W.L. In Tons | ||||||||
|
Single
Sheave
|
0.75
|
1.5
|
2
|
3
|
5
|
6
|
7
|
10
|
|
Double
Sheave |
1
|
2
|
3
|
5
|
8
|
10
|
15
|
20
|
|
Triple
Sheave |
1.5
|
2.5
|
5
|
10
|
12
|
15
|
20
|
25
|
| SAFE WORKING LOADS (S.W.L.) OF RIGS B.S.4018 : 1966 | |||||||
|---|---|---|---|---|---|---|---|
|
Dia of
Sheave |
Dia. of
Rope
|
S.W.L.
Per single
Part of rope
|
Safe Working Loads of Rigs | ||||
| 1/1 Rig |
2/1 Rig
|
2/2 Rig
|
3/2 Rig
|
3/3 Rig
|
|||
| (in) (mm) | (in) (mm) | Ton | Ton | Ton | Ton | Ton | Ton |
|
5 127
|
3/8 9
|
0.75
|
1.5
|
2.25
|
3.0
|
3.75
|
4.5
|
|
6 152
|
7/16 11
|
1.0
|
2.0
|
3.0
|
4.0
|
5.0
|
6.25
|
|
7 177
|
1/2 13
|
1.25
|
2.5
|
3.75
|
5.0
|
6.25
|
7.5
|
|
8 203
|
9/16 14
|
1.50
|
3.0
|
4.50
|
6.0
|
7.40
|
9.0
|
|
9 228
|
5/8 16
|
2.0
|
4.0
|
6.0
|
8.0
|
10.0
|
12.0
|
|
11 279
|
3/4 19
|
3.0
|
6.0
|
9.0
|
12.01
|
15.0
|
18.0
|
|
12 304
|
7/8 22
|
4.0
|
8.0
|
12.0
|
16.0
|
20.0
|
24.0
|
Contact us
To know more about us drop us your contact details and we will get back to you as soon as possible.
or