W 460x74 W 18x50
United States
尺寸
d
457 mm
ddet
457 mm
b
190 mm
bf,det
190 mm
tf
14.5 mm
tf,det
14.3 mm
tw
9.02 mm
tw,det
9.52 mm
次要维度
T
394 mm
PB
1,640 mm
kdes
24.7 mm
kdet
31.8 mm
k1
20.6 mm
属性
W
74.4 kg/m
A
9,480 mm²
xo
0 mm
eo
95.2 mm
rts
50.3 mm
x-x 轴
Ix
333ᴇ6 mm⁴
Sx
1.46ᴇ6 mm³
Zx
1.66ᴇ6 mm³
rx
187 mm
y
229 mm
yp
229 mm
y-y 轴
Iy
16.7ᴇ6 mm⁴
Sy
175,000 mm³
Zy
272,000 mm³
ry
41.9 mm
x
95.2 mm
xp
95.3 mm
扭转
J
516,000 mm⁴
Cw
816ᴇ9 mm⁶
Wno
21,100 mm²
Sw1
14.5ᴇ6 mm⁴
附加属性
tw,det
2
4.76 mm
PA
1,450 mm
bf
2tf
6.57
h
tw
45.2
Qf
290,000 mm³
Qw
818,000 mm³
ho
442 mm
WGi
88.9 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
1,590 kN
Pn
Ωc
1,330 kN