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(mm)
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(A) (B) mm §¸/m §¸/§² mm §¸/m §¸/§² mm §¸/m §¸/§² mm §¸/m §¸/§²
10 3/8 17.3 - - - 2.3 0.85 60 2.8 1 90 3.2 1.11 120
15 1/2 21.7 - - - 2.8 1.31 60 3.2 1.46 90 3.7 1.64 120
20 3/4 27.2 - - - 2.9 1.74 60 3.4 2 90 3.9 2.24 120
25 1 34 - - - 3.4 2.57 60 3.9 2.99 90 4.5 3.27 120
32 1 1/4 42.7 - - - 3.6 3.47 60 4.5 4.24 90 4.9 4.57 120
40 1 1/2 48.6 - - - 3.7 4.1 60 4.5 4.89 90 5.1 5.47 120
50 2 60.5 3.2 4.52 35 3.9 5.44 60 4.9 6.72 90 5.5 7.46 120
65 2 1/2 76.3 4.5 7.97 35 5.2 9.12 60 6 10.4 90 7 12 120
80 3 89.1 4.5 9.39 35 5.5 11.3 60 6.6 13.4 90 7.6 15.3 120
90 3 1/2 101.5 4.5 10.8 35 5.7 13.5 60 7 16.3 90 8.1 18.7 120
100 4 114.3 4.9 13.2 35 6 16 60 7.1 18.8 90 8.6 22.4 120
125 5 139.8 5.1 16.9 35 6.6 21.7 60 8.1 26.3 90 9.5 30.5 120
150 6 165.2 5.5 21.7 35 7.1 27.7 60 9.3 35.8 90 11 41.8 120
200 8 216.3 6.4 33.1 35 8.2 42.1 60 10.3 52.3 90 12.7 63.8 120
250 10 267.4 6.4 41.2 35 9.3 59.2 60 12.7 79.8 90 15.1 93.9 120
300 12 318.5 6.4 49.3 35 10.3 78.3 60 14.3 107 90 17.4 129 120
350 14 355.6 7.9 67.7 35 11.1 94.3 60 15.1 127 90 19 158 120
400 16 406.4 7.9 77.6 35 12.7 123 60 16.7 160 90 21.4 203 120
450 18 457.2 7.9 87.5 35 14.3 156 60 19 205 90 23.8 254 120
500 20 508 9.5 117 35 15.1 184 60 20.6 248 90 26.2 311 120
550 22 558.8 9.5 129 35 15.9 213 60            
600 24 609.6 9.5 141 35