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Technical data

Equal angle steel standard cross-section dimensions and cross-section area, unit mass,
and cross-section characteristics
(JIS G 3192)

等辺山形鋼の断面01
Sectional secondary moment  I=ai2
Sectional secondary radius  i=√I/a
Sectional modulus  Z=I/e

(a=Cross-section area)

等辺山形鋼の断面01
Cross-section
dimensions(mm)
Cross-section
area
(cm2)
Unit mass
(kg/m)
Reference
Center of
gravity(cm)
Sectional
secondary moment(cm4)
Sectional
secondary radius(cm)
Sectional
modulus(cm3)
A×B t r1 r2 Cx Cy Ix Iy Maximum
Iu
Minimum
Iv
ix iy minimum
iu
minimum
iv
Zx Zy
25×25 3 4 2 1.427 1.12 0.719 0.719 0.797 0.797 1.26 0.332 0.747 0.747 0.940 0.483 0.448 0.448
30×30 3 4 2 1.727 1.36 0.844 0.844 1.42 1.42 2.26 0.590 0.908 0.908 1.14 0.585 0.661 0.661
40×40 3 4.5 2 2.336 1.83 1.09 1.09 3.53 3.53 5.60 1.46 1.23 1.23 1.55 0.790 1.21 1.21
40×40 5 4.5 3 3.755 2.95 1.17 1.17 5.42 5.42 8.59 2.25 1.20 1.20 1.51 0.774 1.91 1.91
45×45 4 6.5 3 3.492 2.74 1.24 1.24 6.50 6.50 10.3 2.70 1.36 1.36 1.72 0.880 2.00 2.0
45×45 5 6.5 3 4.302 3.38 1.28 1.28 7.91 7.91 12.5 3.29 1.36 1.36 1.71 0.874 2.46 2.46
50×50 4 6.5 3 3.892 3.06 1.37 1.37 9.06 9.06 14.4 3.76 1.53 1.53 1.92 0.983 2.49 2.49
50×50 5 6.5 3 4.802 3.77 1.41 1.41 11.1 11.1 17.5 4.58 1.52 1.52 1.91 0.976 3.08 3.08
50×50 6 6.5 4.5 5.644 4.43 1.44 1.44 12.6 12.6 20.0 5.23 1.50 1.50 1.88 0.963 3.55 3.55
60×60 4 6.5 3 4.692 3.68 1.61 1.61 16.0 16.0 25.4 6.62 1.85 1.85 2.33 1.19 3.66 3.66
60×60 5 6.5 3 5.802 4.55 1.66 1.66 19.6 19.6 31.2 8.09 1.84 1.84 2.32 1.18 4.52 4.52
65×65 5 8.5 3 6.367 5.00 1.77 1.77 25.3 25.3 40.1 10.5 1.99 1.99 2.51 1.28 5.35 5.35
65×65 6 8.5 4 7.527 5.91 1.81 1.81 29.4 29.4 46.6 12.2 1.98 1.98 2.49 1.27 6.26 6.26
65×65 8 8.5 6 9.761 7.66 1.88 1.88 36.8 36.8 58.3 15.3 1.94 1.94 2.44 1.25 7.96 7.96
70×70 6 8.5 4 8.127 6.38 1.93 1.93 37.1 37.1 58.9 15.3 2.14 2.14 2.69 1.37 7.33 7.33
75×75 6 8.5 4 8.727 6.85 2.06 2.06 46.1 46.1 73.2 19.0 2.30 2.30 2.90 1.48 8.47 8.47
75×75 9 8.5 6 12.69 9.96 2.17 2.17 64.4 64.4 102 26.7 2.25 2.25 2.84 1.45 12.1 12.1
75×75 12 8.5 6 16.56 13.0 2.29 2.29 81.9 81.9 129 34.5 2.22 2.22 2.79 1.44 15.7 15.7
80×80 6 8.5 4 9.327 7.32 2.18 2.18 56.4 56.4 89.6 23.2 2.46 2.46 3.10 1.58 9.70 9.70
90×90 6 10 5 10.55 8.28 2.24 2.42 80.7 80.7 128 33.4 2.77 2.77 3.48 1.78 12.3 12.3
90×90 7 10 5 12.22 9.59 2.46 2.46 93.0 93.0 148 38.3 2.76 2.76 3.48 1.77 14.2 14.2
90×90 10 10 7 17.00 13.3 2.57 2.57 125 125 199 51.7 2.71 2.71 3.42 1.74 19.5 19.5
90×90 13 10 7 21.71 17.0 2.69 2.69 156 156 248 65.3 2.68 2.68 3.38 1.73 24.8 24.8
100×100 7 10 5 13.62 10.7 2.71 2.71 129 129 205 53.2 3.08 3.08 3.88 1.98 17.7 17.7
100×100 10 10 7 19.00 14.9 2.82 2.82 175 175 278 72.0 3.04 3.04 3.83 1.95 24.4 24.4
100×100 13 10 7 24.31 19.1 2.94 2.94 220 220 348 91.1 3.00 3.00 3.78 1.94 31.1 31.1