강관류

일반구조용강관(STK)

호칭 외경
mm
두께
mm
단위중량
kg/m
단면적
cm2
A B
15 21.7 2.0 0.972 1.238
20 27.2 2.0 1.24 1.583
2.3 1.41 1.799
25 1 34.0 2.3 1.80 2.291
32 42.7 2.3 2.29 2.919
2.8 2.76 3.510
40 48.6 2.3 2.63 3.345
2.8 3.16 4.029
3.2 3.58 4.564
50 2 60.5 2.3 3.3 4.205
3.2 4.52 5.706
4.0 5.57 7.100
65 76.3 2.8 5.08 6.465
3.2 5.77 7.349
4.0 7.13 9.085
80 3 89.1 2.8 5.96 7.591
3.2 6.78 8.636
4.0 8.39 10.690
90 101.6 3.2 7.76 9.892
4.0 9.63 12.26
5.0 11.9 15.2
100 4 114.3 3.2 8.77 11.17
3.6 9.83 12.52
4.5 12.2 15.52
5.6 15.0 19.12
125 5 139.8 3.6 12.1 15.40
4.0 13.4 17.07
4.5 15.0 19.13
6.0 19.8 25.22
150 6 165.2 4.5 17.8 22.72
5.0 19.8 25.16
6.0 23.6 30.01
7.0 27.3 34.79
175 7 190.7 4.5 20.7 26.32
5.0 22.9 29.17
6.0 27.3 34.82
7.0 31.7 40.40
200 8 216.3 4.5 23.5 29.94
6.0 31.1 39.61
7.0 36.1 46.03
8.0 41.1 52.35
250 10 267.4 6.0 38.7 49.27
7.0 45.0 57.27
8.0 51.2 65.19
9.0 57.4 73.06
300 12 318.5 6.0 46.2 58.91
7.0 53.8 68.50
8.0 61.3 78.04
9.0 68.7 87.51
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