ST 255x71.5 ST 10x48
United States
치수
d
259 mm
ddet
257 mm
b
183 mm
bf,det
184 mm
tf
23.4 mm
tf,det
23.8 mm
tw
20.3 mm
tw,det
20.6 mm
2차 치수
kdes
44.4 mm
kdet
44.4 mm
특성
W
71.4 kg/m
A
9,100 mm²
xo
0 mm
eo
91.4 mm
x-x 축
Ix
59.5ᴇ6 mm⁴
Sx
333,000 mm³
Zx
605,000 mm³
rx
80.8 mm
y
79.5 mm
yp
34.3 mm
y-y 축
Iy
10.4ᴇ6 mm⁴
Sy
114,000 mm³
Zy
205,000 mm³
ry
33.8 mm
x
91.4 mm
xp
91.4 mm
비틀림
J
1.73ᴇ6 mm⁴
Cw
4.03ᴇ9 mm⁶
Wno
0 mm²
ro
111 mm
추가 속성
tw,det
2
11.1 mm
bf
2tf
3.91
D
t
12.7
H
0.625
WGi
102 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
1,530 kN
Pn
Ωc
984 kN