표준단면치수
Section Lndex
단위무게
Weight
단 면 적
Sectional Area
A(mm) kg/m cm3
8 0.502 0.6400
9 0.636 0.8100
12 1.13 1.440
13 1.33 1.690
16 2.01 2.560
19 2.83 3.610
22 3.80 4.840
25 4.91 6.250
28 6.15 7.840
32 8.04 10.24
38 11.3 14.44
44 15.2 19.36
50 19.6 25.00
55 23.7 30.25
65 33.2 42.25
75 44.2 56.25
90 63.6 81.00
100 78.5 100.0
110 95.0 121.0
120 113 144.0
130 133 169.0
140 154 196.0
150 177 225.0
160 201 256.0