W 310x60 W 12x40
United States
尺寸
d
302 mm
ddet
305 mm
b
203 mm
bf,det
203 mm
tf
13.1 mm
tf,det
12.7 mm
tw
7.49 mm
tw,det
7.94 mm
次要维度
T
235 mm
PB
1,380 mm
kdes
25.9 mm
kdet
34.9 mm
k1
22.2 mm
属性
W
59.5 kg/m
A
7,550 mm²
xo
0 mm
eo
102 mm
rts
56.1 mm
x-x 轴
Ix
128ᴇ6 mm⁴
Sx
844,000 mm³
Zx
934,000 mm³
rx
130 mm
y
151 mm
yp
151 mm
y-y 轴
Iy
18.4ᴇ6 mm⁴
Sy
180,000 mm³
Zy
275,000 mm³
ry
49.3 mm
x
102 mm
xp
102 mm
扭转
J
377,000 mm⁴
Cw
387ᴇ9 mm⁶
Wno
14,700 mm²
Sw1
9.79ᴇ6 mm⁴
附加属性
tw,det
2
4.76 mm
PA
1,180 mm
bf
2tf
7.77
h
tw
33.6
Qf
185,000 mm³
Qw
456,000 mm³
ho
290 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
1,270 kN
Pn
Ωc
1,180 kN