Cable-laid Wire Rope Slings Grommets
参照标准:EN13414-3,GB/T30587-2014
无接头绳圈索具所用子绳规格不同,其破断载荷不同,可根据客户需求的钢丝绳结构来计算索具的破断载荷。
索具最小破断负荷为5倍额定载荷;
索具最小周长为索具公称直径的50倍;
吊点部位最小弯曲半径不得小于1.5D
公称 直径 D/mm | 最小 破断负荷 MBL/T | 单肢额定负 荷WLL/T | 双肢额定负荷WLL/T | 四肢额定负荷WLL/T | ||
ɑ=0° | ɑ≤45°45°≤ɑ≤60° | ɑ≤45°45°≤ɑ≤60° | ||||
66 | 317.2 | 63.4 | 88.8 | 63.4 | 133.3 | 95.1 |
72 | 377.5 | 75.5 | 105.7 | 75.5 | 158.6 | 113.3 |
78 | 443.1 | 88.6 | 124.1 | 88.6 | 186.1 | 132.9 |
84 | 513.8 | 102.8 | 143.9 | 102.8 | 215.8 | 154.2 |
90 | 589.9 | 118 | 165.2 | 118 | 247.7 | 176.9 |
96 | 671.1 | 134.2 | 187.9 | 134.2 | 281.8 | 201.3 |
102 | 757.6 | 151.5 | 212.1 | 151.5 | 318.3 | 227.3 |
108 | 849.4 | 169.9 | 237.8 | 169.9 | 356.7 | 254.8 |
120 | 1048.7 | 209.8 | 293.6 | 209.8 | 440.4 | 314.6 |
132 | 1268.8 | 253.8 | 355.3 | 253.8 | 532.9 | 380.7 |
144 | 1510 | 302 | 422.8 | 302 | 634.2 | 453 |
156 | 1772.2 | 354.5 | 496.2 | 354.5 | 744.3 | 531.7 |
168 | 2055.3 | 411 | 575.5 | 411 | 863.2 | 616.6 |
180 | 2359.4 | 471.9 | 660.7 | 471.9 | 991 | 707.8 |
192 | 2684.5 | 536.9 | 751.6 | 536.9 | 1127.5 | 805.4 |
204 | 3030.5 | 606.1 | 848.5 | 606.1 | 1275.8 | 909.2 |
216 | 3397.6 | 679.5 | 951.3 | 679.5 | 1427 | 1019.3 |
228 | 3785.6 | 757.1 | 1060 | 757.1 | 1589.9 | 1135.7 |
240 | 4194.5 | 838.9 | 1174.5 | 838.9 | 1761.7 | 1258.3 |