W 310x67 W 12x45
United States
尺寸
d
307 mm
ddet
305 mm
b
204 mm
bf,det
203 mm
tf
14.6 mm
tf,det
14.3 mm
tw
8.51 mm
tw,det
7.94 mm
次要维度
T
235 mm
PB
1,390 mm
kdes
27.4 mm
kdet
34.9 mm
k1
23.8 mm
属性
W
67 kg/m
A
8,450 mm²
xo
0 mm
eo
102 mm
rts
56.6 mm
x-x 轴
Ix
145ᴇ6 mm⁴
Sx
946,000 mm³
Zx
1.05ᴇ6 mm³
rx
131 mm
y
154 mm
yp
154 mm
y-y 轴
Iy
20.8ᴇ6 mm⁴
Sy
203,000 mm³
Zy
311,000 mm³
ry
49.5 mm
x
102 mm
xp
102 mm
扭转
J
524,000 mm⁴
Cw
443ᴇ9 mm⁶
Wno
15,000 mm²
Sw1
11.2ᴇ6 mm⁴
附加属性
tw,det
2
4.76 mm
PA
1,190 mm
bf
2tf
7
h
tw
29.6
Qf
210,000 mm³
Qw
519,000 mm³
ho
292 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
1,420 kN
Pn
Ωc
1,320 kN