S 75x11.2 S 3x7.5
United States
尺寸
d
76.2 mm
ddet
76.2 mm
b
63.8 mm
bf,det
63.5 mm
tf
6.6 mm
tf,det
6.35 mm
tw
8.86 mm
tw,det
9.52 mm
次要维度
T
44.4 mm
kdes
15.9 mm
kdet
15.9 mm
属性
W
11.2 kg/m
A
1,420 mm²
xo
0 mm
eo
31.9 mm
rts
16.2 mm
x-x 轴
Ix
1.21ᴇ6 mm⁴
Sx
31,800 mm³
Zx
38,500 mm³
rx
29.2 mm
y
38.1 mm
yp
38.1 mm
y-y 轴
Iy
241,000 mm⁴
Sy
7,550 mm³
Zy
13,500 mm³
ry
13 mm
x
31.9 mm
xp
31.9 mm
扭转
J
37,300 mm⁴
Cw
290ᴇ6 mm⁶
Wno
1,110 mm²
Sw1
117,000 mm⁴
附加属性
tw,det
2
4.76 mm
bf
2tf
4.83
h
tw
5.38
Qf
6,310 mm³
Qw
19,000 mm³
ho
69.6 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
239 kN
Pn
Ωc
26.9 kN
