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