SECTION STANDARD
WT./ MTR.
MINIMUM
WT. – 3 %
MAXIMUM
WT. +3%
IS SQ – 20 3.140 3.045 3.234
IS SQ – 22 3.800 3.686 3.914
IS SQ – 25 4.910 4.762 5.057
IS SQ- 28 6.150 5.965 6.335
IS SQ – 30 7.060 6.848 7.727
IS SQ – 32 8.000 7.760 8.240
IS SQ – 35 9.580 9.292 9.867
IS SQ – 36 10.200 9.894 10.506
IS SQ – 40 12.600 12.222 12.978
IS SQ – 45 15.900 15.423 16.377
IS SQ – 47 17.350 16.830 17.870
IS SQ – 50 19.600 19.012 20.188
IS SQ – 53 22.000 21.340 22.660
IS SQ – 55 23.800 23.086 24.514
IS SQ – 56 24.600 23.862 25.338
IS SQ – 60 28.300 27.451 29.149
IS SQ – 63 31.200 30.264 32.136
IS SQ – 67 35.200 34.144 36.256
IS SQ – 70 38.500 37.345 39.655
IS SQ – 71 39.600 38.412 40.788
IS SQ – 75 44.100 42.777 45.423
IS SQ – 80 50.200 48.694 51.706
IS SQ – 90 63.600 61.692 65.508
IS SQ – 100 78.500 76.145 80.855
IS SQ – 110 95.000 92.150 97.850
IS SQ – 120 113.000 109.610 116.390
IS SQ – 125 122.700 119.000 126.381
IS SQ – 130 132.600 128.622 136.578
IS SQ – 140 153.900 149.283 158.517
IS SQ – 150 176.600 171.302 181.898
IS SQ – 160 201.000 194.970 207.030
IS SQ – 180 254.300 246.671 261.929
IS SQ – 200 314.000 304.580 323.420