ST 50x5.75 ST 2x3.85
United States
치수
d
50.8 mm
ddet
50.8 mm
b
67.6 mm
bf,det
66.7 mm
tf
7.44 mm
tf,det
7.94 mm
tw
4.9 mm
tw,det
4.76 mm
2차 치수
kdes
19 mm
kdet
19 mm
특성
W
5.73 kg/m
A
729 mm²
xo
0 mm
eo
33.8 mm
x-x 축
Ix
128,000 mm⁴
Sx
3,240 mm³
Zx
6,240 mm³
rx
13.3 mm
y
11.4 mm
yp
5.18 mm
y-y 축
Iy
156,000 mm⁴
Sy
4,600 mm³
Zy
7,950 mm³
ry
14.6 mm
x
33.8 mm
xp
33.8 mm
비틀림
J
15,200 mm⁴
Cw
1.23ᴇ6 mm⁶
Wno
0 mm²
ro
21.2 mm
추가 속성
tw,det
2
3.18 mm
bf
2tf
4.54
D
t
10.4
H
0.869
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
123 kN
Pn
Ωc
14.3 kN
