Application Based Industry

7X7 CONSTRUCTUCTION

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Mass and Breaking Force for 6X7 (6-1) Construction Ropes
mass
Nominal Rope Dia. Approx Mass of Rope Minimum Breaking Force corresponding to Rope Grade of
1570 1770 1960
FIBRE CORE STEEL CORE FIBRE CORE STEEL CORE FIBRE CORE STEEL CORE FIBRE CORE STEEL CORE
(CF) (CWR) (CF) (CWR) (CF) (CWR) (CF) (CWR)
(1) (2) (3) (4) (5) (6) (7) (8) (9)
mm Kg/100Mtr KN KN KN KN KN KN
8 22.9 25.2 33 36 38 41 42 45
9 28.9 31.8 42 46 48 51 53 57
10 35.7 39.3 52 56 59 64 65 70
11 43.2 47.6 63 68 71 77 79 85
12 51.5 56.6 75 81 85 91 94 101
13 60.4 66.4 88 95 99 107 110 119
14 70.1 77.0 102 110 115 124 128 138
15 80.4 88.4 117 127 132 143 147 158
16 91.5 100.6 134 144 151 163 167 180
18 115.8 127.4 169 183 191 206 211 228
19 129.0 141.9 188 203 212 229 235 254
20 143.0 157.2 209 225 235 254 260 281
22 173.0 190.3 252 273 285 307 315 340
24 205.9 226.4 300 324 339 366 375 405
NOTE:- To Calculate the Aggregate Breaking Force, Multiply the figures given in col 4,6 and 8 by 1.111 and in col 5,7 and 9 by 1.193. 1) Wire Strand Core ( CWS) may be used for Rope diameter 12mm and below.