Wire rope chart - 6x37 & 6x19, IWRC, EIPS rope
Wire rope size Weight per foot Nominal strength in Short Tons Nominal strength in metric tons Nominal strength in pounds Nominal strength in kg. Recommended safe working load @ a 5:1 design factor (lbs.) Recommended safe working load @ a 5:1 design factor (kg.) Recommended safe working load @ a 3.5:1 design factor (lbs.) Recommended safe working load @ a 3.5:1 design factor (kg.)
1/4 0.12 3.4 3.1 6800 3091 1360 618 1943 883
5/16 0.18 5.27 4.8 10540 4791 2108 958 3011 1369
3/8 0.26 7.55 6.9 15100 6864 3020 1373 4314 1961
7/16 0.35 10.2 9.3 20400 9273 4080 1855 5829 2649
1/2 0.46 13.3 12.1 26600 12091 5320 2418 7600 3455
9/16 0.59 16.8 15.3 33600 15273 6720 3055 9600 4364
5/8 0.72 20.6 18.7 41200 18727 8240 3745 11771 5351
3/4 1.04 29.4 26.7 58800 26727 11760 5345 16800 7636
7/8 1.42 39.8 36.2 79600 36182 15920 7236 22743 10338
1 1.85 51.7 47.0 103400 47000 20680 9400 29543 13429
1 1/8 2.34 65.0 59.1 130000 59091 26000 11818 37143 16883
1 1/4 2.89 79.9 72.6 159800 72636 31960 14527 45657 20753
1 3/8 3.50 96.0 87.3 192000 87273 38400 17455 54857 24935
1-1/2 4.16 114.0 103.6 228000 103636 45600 20727 65143 29610
1-5/8 4.88 132.0 120.0 264000 120000 52800 24000 75429 34286
1-3/4 5.67 153.0 139.1 306000 139091 61200 27818 87429 39740
1-7/8 6.50 174.0 158.2 348000 158182 69600 31636 99429 45195
2 7.39 198.0 180.0 396000 180000 79200 36000 113143 51429
2-1/8 8.35 221.0 200.9 442000 200909 88400 40182 126286 57403
2-1/4 9.36 247.0 224.5 494000 224545 98800 44909 141143 64156
2-1/2 11.60 302.0 274.5 604000 274545 120800 54909 172571 78442
2-5/8 12.80 331.0 300.9 662000 300909 132400 60182 189143 85974
2-3/4 14.00 361.0 328.2 722000 328182 144400 65636 206286 93766
2-7/8 392.0 356.4 784000 356364 156800 71273 224000 101818
3 425.0 386.4 850000 386364 170000 77273 242857 110390
Last Updated on 7/28/2000
By Mark McClamrock
Wire rope size Weight per foot Nominal strength in Short Tons Nominal strength in metric tons Nominal strength in pounds Nominal strength in kg. Recommended safe working load @ a 5:1 design factor (lbs.) Recommended safe working load @ a 5:1 design factor (kg.) Recommended safe working load @ a 3.5:1 design factor (lbs.) Recommended safe working load @ a 3.5:1 design factor (kg.)
1/4 0.12 3.4 3.1 6800 3091 1360 618 1943 883
5/16 0.18 5.27 4.8 10540 4791 2108 958 3011 1369
3/8 0.26 7.55 6.9 15100 6864 3020 1373 4314 1961
7/16 0.35 10.2 9.3 20400 9273 4080 1855 5829 2649
1/2 0.46 13.3 12.1 26600 12091 5320 2418 7600 3455
9/16 0.59 16.8 15.3 33600 15273 6720 3055 9600 4364
5/8 0.72 20.6 18.7 41200 18727 8240 3745 11771 5351
3/4 1.04 29.4 26.7 58800 26727 11760 5345 16800 7636
7/8 1.42 39.8 36.2 79600 36182 15920 7236 22743 10338
1 1.85 51.7 47.0 103400 47000 20680 9400 29543 13429
1 1/8 2.34 65.0 59.1 130000 59091 26000 11818 37143 16883
1 1/4 2.89 79.9 72.6 159800 72636 31960 14527 45657 20753
1 3/8 3.50 96.0 87.3 192000 87273 38400 17455 54857 24935
1-1/2 4.16 114.0 103.6 228000 103636 45600 20727 65143 29610
1-5/8 4.88 132.0 120.0 264000 120000 52800 24000 75429 34286
1-3/4 5.67 153.0 139.1 306000 139091 61200 27818 87429 39740
1-7/8 6.50 174.0 158.2 348000 158182 69600 31636 99429 45195
2 7.39 198.0 180.0 396000 180000 79200 36000 113143 51429
2-1/8 8.35 221.0 200.9 442000 200909 88400 40182 126286 57403
2-1/4 9.36 247.0 224.5 494000 224545 98800 44909 141143 64156
2-1/2 11.60 302.0 274.5 604000 274545 120800 54909 172571 78442
2-5/8 12.80 331.0 300.9 662000 300909 132400 60182 189143 85974
2-3/4 14.00 361.0 328.2 722000 328182 144400 65636 206286 93766
2-7/8 392.0 356.4 784000 356364 156800 71273 224000 101818
3 425.0 386.4 850000 386364 170000 77273 242857 110390
Last Updated on 7/28/2000
By Mark McClamrock
