IR 406x74.4 IR 16x50
Mexico
치수
d
413 mm
b
180 mm
tf
16 mm
tw
9.7 mm
2차 치수
T
346 mm
kdes
27 mm
k1
21 mm
특성
W
74.4 kg/m
A
9,480 mm²
xo
0 mm
eo
90 mm
x-x 축
Ix
274ᴇ6 mm⁴
Sx
1.33ᴇ6 mm³
Zx
1.51ᴇ6 mm³
rx
170 mm
y
207 mm
yp
207 mm
y-y 축
Iy
15.5ᴇ6 mm⁴
Sy
172,000 mm³
Zy
267,000 mm³
ry
40 mm
x
90 mm
xp
90 mm
비틀림
J
633,000 mm⁴
Cw
614ᴇ9 mm⁶
Wno
17,900 mm²
Sw1
12.9ᴇ6 mm⁴
Allowable Strength Design
Material
Fy
248 N/mm²
Fu
400 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
1,410 kN
Pn
Ωc
1,040 kN