W 530x248 W 21x166
United States
尺寸
d
572 mm
ddet
572 mm
b
315 mm
bf,det
314 mm
tf
34.5 mm
tf,det
34.9 mm
tw
19 mm
tw,det
19 mm
次要維度
T
438 mm
PB
2,340 mm
kdes
47.2 mm
kdet
66.7 mm
k1
39.7 mm
特性
W
247 kg/m
A
31,500 mm²
xo
0 mm
eo
157 mm
rts
88.4 mm
x-x 軸
Ix
1.78ᴇ9 mm⁴
Sx
6.23ᴇ6 mm³
Zx
7.08ᴇ6 mm³
rx
238 mm
y
286 mm
yp
286 mm
y-y 軸
Iy
181ᴇ6 mm⁴
Sy
1.15ᴇ6 mm³
Zy
1.77ᴇ6 mm³
ry
75.9 mm
x
157 mm
xp
157 mm
扭轉
J
9.82ᴇ6 mm⁴
Cw
13ᴇ12 mm⁶
Wno
42,300 mm²
Sw1
115ᴇ6 mm⁴
附加屬性
tw,det
2
9.52 mm
PA
2,030 mm
bf
2tf
4.57
h
tw
25
Qf
1.37ᴇ6 mm³
Qw
3.52ᴇ6 mm³
ho
536 mm
WGi
140 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
5,290 kN
Pn
Ωc
5,780 kN