John L. Robertson Pty. Ltd. - The chain lifting equipment specialists



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WIRE ROPE SLINGS

Hand spliced or machine swaged slings, with your choice of terminations, can be manufactured and tested (if required) on our premises at short notice. All slings and assemblies are permanently marked with a Working Load Limit, based on 5:1 factor of safety and are manufactured in accordance with AS1666.

Terminations

Endless Slings

Galvanised Wire Rope Slings
1570 Grade Fibre Core

Working Load Limit in Tonnes, Safety Factor 5:1

Wire Rope Dia. mm.	Single Leg Sling			Two Leg Sling			Four Leg Sling Rigid Load			Four Leg Sling Flexible Load
Wire Rope Dia. mm.
	Straight	Reeved	Basket 60�	45�	60�	90�	45�	60�	90�	45�	60�	90�
6	0.32	0.24	0.55	0.59	0.55	0.45	0.59	0.55	0.45	1.1	1.1	0.90
7	0.43	0.32	0.74	0.79	0.74	0.60	0.79	0.74	0.60	1.6	1.4	1.2
8	0.57	0.42	0.98	1.0	0.98	0.80	1.0	0.98	0.80	2.1	1.9	1.6
9	0.72	0.54	1.2	1.3	1.2	1.0	1.3	1.2	1.0	2.6	2.5	2.0
10	0.89	0.67	1.5	1.6	1.5	1.2	1.6	1.5	1.2	3.3	3.0	2.5
11	1.1	0.82	1.9	2.0	1.9	1.5	2.0	1.9	1.5	4.0	3.8	3.1
12	1.3	0.96	2.2	2.4	2.2	1.8	2.4	2.2	1.8	4.8	4.5	3.6
13	1.5	1.1	2.6	2.7	2.6	2.1	2.7	2.6	2.1	5.5	5.2	4.2
14	1.7	1.2	3.0	3.1	3.0	2.4	3.1	3.0	2.4	6.3	6.0	4.8
16	2.3	1.7	4.0	4.2	4.0	3.2	4.2	4.0	3.2	8.5	8.0	6.5
18	2.9	2.1	5.0	5.3	5.0	4.0	.3	5.0	4.0	10.7	10.0	8.2
20	3.6	2.7	6.2	6.6	6.2	5.0	6.6	6.2	5.0	13.3	12.4	10.0
22	4.3	3.2	7.4	7.9	7.4	6.0	7.9	7.4	6.0	15.9	14.8	12.1
24	5.1	3.8	8.8	9.4	8.8	7.2	9.4	8.8	7.2	18.8	17.6	14.4
26	6.0	4.5	10.3	11.1	10.3	8.4	11.1	10.3	8.4	22.2	20.7	16.9
28	7.0	5.2	12.1	12.9	12.1	9.9	12.8	12.1	9.9	25.9	24.2	19.8
32	9.1	6.8	15.7	16.8	15.7	12.8	16.8	15.7	12.8	33.6	31.4	25.7

Galvanised and Black Wire Rope Slings
1770 Grade Steel Core

Working Load Limit in Tonnes, Safety Factor 5:1

Wire Rope Dia. mm.	Single Leg Sling			Two Leg Sling			Four Leg Sling Rigid Load			Four Leg Sling Flexible Load
Wire Rope Dia. mm.
	Straight	Reeved	Basket 60�	45�	60�	90�	45�	60�	90�	45�	60�	90�
8	0.81	0.61	1.4	1.5	1.4	1.1	1.5	1.4	1.1	3.0	2.8	2.3
9	1.04	0.78	1.8	1.9	1.8	1.4	1.9	1.8	1.4	3.8	3.5	2.9
10	1.2	0.96	2.2	2.3	2.2	1.8	2.3	2.1	1.8	4.7	4.4	3.6
11	1.5	1.1	2.6	2.8	2.6	2.1	2.8	2.6	2.1	5.7	5.3	4.3
12	1.8	1.3	3.2	3.4	3.2	2.6	3.4	3.2	2.6	6.8	6.4	5.2
13	2.1	1.6	3.7	4.0	3.7	3.0	4.0	3.7	3.0	8.0	7.5	6.1
14	2.5	1.9	4.3	4.6	4.3	3.5	4.6	4.3	3.5	9.2	8.7	7.1
16	3.2	2.4	5.6	6.0	5.6	4.6	6.0	5.6	4.6	12.0	11.3	9.2
18	4.1	3.1	7.1	7.6	7.1	5.8	7.6	7.1	5.8	15.3	14.3	11.7
20	5.1	3.8	8.8	9.4	8.8	7.2	9.4	8.8	7.2	18.9	17.7	14.5
22	6.2	4.6	10.7	11.4	10.7	8.7	11.4	10.7	8.7	22.9	21.4	17.5
24	7.4	5.5	12.7	13.6	12.7	10.4	13.6	12.7	10.4	27.3	25.5	20.9
26	8.6	6.5	15.0	16.0	15.0	12.2	16.0	15.0	12.2	32.1	30.0	24.5
28	10.0	7.5	17.4	18.6	17.4	14.1	18.6	17.4	14.1	37.2	34.8	28.4
32	13.1	9.8	22.7	24.3	22.7	18.5	24.3	22.7	18.5	48.6	45.5	37.2
36	16.6	12.4	28.8	30.8	28.8	23.4	30.8	28.8	23.4	61.6	57.6	47.1
40	20.5	15.4	35.6	38.0	35.6	29.0	38.0	35.6	29.0	76.1	71.2	58.2
44	24.8	18.6	43.0	46.0	43.0	35.0	46.0	43.0	35.0	91.9	86.0	70.3
48	29.5	22.1	51.1	54.6	51.1	41.6	54.6	51.1	41.6	109.3	102.2	83.6
52	34.8	26.1	60.2	64.4	60.2	49.1	64.4	60.2	49.1	128.9	120.5	98.5

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