Chain Sling Working Load Limits
| WORKING LOAD LIMITS TONNES | ||||
| GRADE 8 CHAIN - UNIFORM LOAD METHOD | ||||
Single leg sling |
Two leg sling |
Three leg
sling |
Four leg
sling |
|
| For chain size mm |
Top angle | β = 0 - 45° | β = 0 - 45° | β = 0 - 45° |
| 6 7 8 |
1.12 1.50 2.00 |
1.60 2.12 2.80 |
2.36 3.15 4.25 |
2.36 3.15 4.25 |
| 10 13 16 |
3.15 5.30 8.00 |
4.25 7.50 11.2 |
6.7 11.2 17.0 |
6.7 11.2 17.0 |
| 19 22 26 |
11.2 15.0 21.2 |
16.0 21.2 30.0 |
23.6 31.5 45.0 |
23.6 31.5 45.0 |
| 32 |
31.5 |
45.0 |
67.0 |
67.0 |
Note: Safety factor 4:1. Above limits refer to normal use and equally loaded sling legs.
How Lifting Angles Increase Tension in Legs
Variation of sling leg loading with leg angle for a load of 1t
Introduction