width across flats s , in mm |
limit deviation, in mm |
mass per unit length M , in kg/m |
cross-sectional area A , in cm^2 |
13 |
±0.4 |
1.15 |
1.46 |
14 |
±0.4 |
1.33 |
1.70 |
15 |
±0.4 |
1.53 |
1.95 |
16 |
±0.5 |
1.74 |
2.22 |
17 |
±0.5 |
1.96 |
2.50 |
18 |
±0.5 |
2.20 |
2.81 |
19 |
±0.5 |
2.46 |
3.13 |
20.5 |
±0.5 |
2.86 |
3.64 |
22.5 |
±0.5 |
3.44 |
4.38 |
23.5 |
±0.5 |
3.75 |
4.78 |
25.5 |
±0.6 |
4.42 |
5.63 |
28.5 |
±0.6 |
5.52 |
7.03 |
31.5 |
±0.6 |
6.75 |
8.59 |
33.5 |
±0.6 |
7.63 |
9.72 |
35.5 |
±0.8 |
8.56 |
10.9 |
37.5 |
±0.8 |
9.56 |
12.2 |
39.5 |
±0.8 |
10.6 |
13.5 |
42.5 |
±0.8 |
12.3 |
15.6 |
47.5 |
±0.8 |
15.3 |
19.5 |
52 |
±1 |
18.4 |
23.4 |
57 |
±1 |
22.1 |
28.1 |
62 |
±1 |
26.1 |
33.3 |
67 |
±1 |
30.5 |
38.9 |
72 |
±1 |
35.2 |
44.9 |
78 |
±1 |
41.4 |
52.7 |
83 |
±1.3 |
46.8 |
59.7 |
88 |
±1.3 |
52.6 |
67.1 |
93 |
±1.3 |
58.8 |
74.9 |
98 |
±1.3 |
65.3 |
83.2 |
103 |
±1.5 |
72.1 |
91.9 |