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Grade 80 TOO Chain Sling – Triple Leg w/ Quad Oblong Master Link on Top and Oblong Master Links on BottomSling StyleIndividualized Serial NumberChain Size & GradeExact Length of the SlingWorking Load Limit
S= Sling Leg
T=Triple Leg
S=Sling Hook (w/latch)
SL=Self Locking (Safety) Hook
F=Foundry Hook
D=Double Leg
Q=Quad Leg
G=Grab Hook
O= Oblong Master Link
The chain sling will be provided with a written certification.
The serial number on the tag will coordinate with the Cert and
your sales order number. This ensures complete traceability.
Meter table
| Diameter of Lifting Chain | 1 Leg | 2 Legs | 3 & 4 Legs | Continuous Sling | ||
| ![]() | ![]() | ![]() | |||
| 0<a<45° | 45°<a<60° | 0<a<45° | 45°<a<60° | |||
| Factor 1.0 | Factor 1.4 | Factor 1.0 | Factor 2.1 | Factor 1.5 | Factor 1.6 | |
| (mm) | (ton) | (ton) | (ton) | (ton) | (ton) | (ton) |
| 4 | 0.5 | 0.71 | 0.5 | 1.06 | 0.75 | 0.8 |
| 5 | 0.8 | 1.12 | 0.8 | 1.6 | 1.18 | 1.24 |
| 6 | 1.12 | 1.6 | 1.12 | 2.36 | 1.7 | 1.8 |
| 7 | 1.5 | 2.12 | 1.5 | 3.15 | 2.24 | 2.5 |
| 8 | 2 | 2.8 | 2 | 4.25 | 3 | 3.15 |
| 10 | 3.15 | 4.25 | 3.15 | 6.7 | 4.75 | 5 |
| 13 | 5.3 | 7.5 | 5.3 | 11.2 | 8 | 8.5 |
| 16 | 8 | 11.2 | 8 | 17 | 11.8 | 12.5 |
| 18 | 10 | 14 | 10 | 21 | 15 | 16 |
| 19 | 11.2 | 16 | 11.2 | 23.5 | 16.8 | 17.9 |
| 20 | 12.5 | 17 | 12.5 | 26.2 | 18.7 | 20 |
| 22 | 15 | 21.2 | 15 | 31.5 | 22.5 | 24 |
| 26 | 21.2 | 30 | 21.2 | 44.5 | 31.8 | 33.9 |
| 28 | 25 | 33.5 | 25 | 52.5 | 37.5 | 40 |
| 30 | 28 | 39.2 | 28 | 58.8 | 42 | 44.8 |
| 32 | 31.5 | 45 | 31.5 | 66.1 | 47.2 | 50.4 |
| 36 | 40 | 56 | 40 | 84 | 60 | 64 |
| 38 | 45 | 63 | 45 | 94.5 | 67.5 | 72 |
| 40 | 50 | 70 | 50 | 105 | 75 | 80 |
| 45 | 63 | 88.2 | 63 | 132.3 | 94.5 | 100.8 |
| 50 | 78.5 | 109.9 | 78.5 | 164.8 | 117.7 | 125.6 |
Continuous Sling
Working Load Limit (WLL) for an endless chain sling configuration.
0° < a < 45°
The angle between the sling leg and the vertical is between 0° and 45°.
45° < a < 60°
The angle between the sling leg and the vertical is between 45° and 60°.
Factor
The load multiplier used to calculate the Working Load Limit for different sling configurations and lifting angles.
a
The angle between the sling leg and the vertical line.
(ton)
All values are expressed in metric tons and represent the maximum Working Load Limit (WLL).
Feet table
| Design Factor | 1-Leg Sling | 2-Leg Sling | 3-Leg & 4-Leg Slings | ||||
| 4:01 | ![]() | ![]() | ![]() | ||||
| Chain Diameter | 90 Degrees | 60 Degrees | 45 Degrees | 30 Degrees | 60 Degrees | 45 Degrees | 30 Degrees |
| Load Factor: 1 | Load Factor: 1.7 | Load Factor: 1.4 | Load Factor: 1 | Load Factor: 2.6 | Load Factor: 2.1 | Load Factor: 1.45 | |
| 7/32″ | 2,100 | 3,600 | 3,000 | 2,100 | 5,500 | 4,400 | 3,200 |
| 9/32″ | 3,500 | 6,100 | 4,900 | 3,500 | 9,100 | 7,400 | 5,200 |
| 5/16″ | 4,500 | 7,800 | 6,400 | 4,500 | 11,700 | 9,500 | 6,800 |
| 3/8″ | 7,100 | 12,300 | 10,000 | 7,100 | 18,400 | 15,100 | 10,600 |
| 1/2″ | 12,000 | 20,800 | 17,000 | 12,000 | 31,200 | 25,500 | 18,000 |
| 5/8″ | 18,100 | 31,300 | 25,600 | 18,100 | 47,000 | 38,400 | 27,100 |
| 3/4″ | 28,300 | 49,000 | 40,000 | 28,300 | 73,500 | 60,000 | 42,400 |
| 7/8″ | 34,200 | 59,200 | 48,400 | 34,200 | 88,900 | 72,500 | 51,300 |
| 1″ | 47,700 | 82,600 | 67,400 | 47,700 | 123,900 | 101,200 | 71,500 |
| 1-1/4″ | 72,300 | 125,200 | 102,200 | 72,300 | 187,800 | 153,400 | 108,500 |
Design Factor 4:1
The minimum breaking force of the sling assembly is at least 4 times its Working Load Limit (WLL).
90 Degrees
The sling is lifting vertically with no sling angle reduction.
60 Degrees / 45 Degrees / 30 Degrees
The angle between each sling leg and the horizontal plane. As the angle decreases, the sling capacity decreases.
Load Factor
A multiplier used to calculate the Working Load Limit based on the number of sling legs and the lifting angle.
WLL Values (lbs)
The numbers shown in the table represent the maximum Working Load Limit in pounds for each chain diameter and sling configuration.
Example:
For a 1/2" chain sling:
1-Leg Sling = 12,000 lbs
2-Leg Sling at 60° = 20,800 lbs
2-Leg Sling at 45° = 17,000 lbs
2-Leg Sling at 30° = 12,000 lbs
3 & 4-Leg Sling at 60° = 31,200 lbs
3 & 4-Leg Sling at 45° = 25,500 lbs
3 & 4-Leg Sling at 30° = 18,000 lbs
Note: The lifting angle shown in this table is measured from the horizontal. Smaller angles result in higher tension in each sling leg and lower overall lifting capacity.
Name: Grade 80 TOO Chain Sling – Triple Leg w/ Quad Oblong Master Link on Top and Oblong Master Links on Bottom
MOQ: 100 Sets
Package: Carton + Steel Pallet