WT 75x12 WT 3x8
United States
尺寸
d
79.8 mm
ddet
79.4 mm
b
102 mm
bf,det
102 mm
tf
10.3 mm
tf,det
9.52 mm
tw
6.6 mm
tw,det
6.35 mm
次要維度
kdes
16.6 mm
kdet
22.2 mm
特性
W
11.9 kg/m
A
1,530 mm²
xo
0 mm
eo
51.2 mm
x-x 軸
Ix
703,000 mm⁴
Sx
11,200 mm³
Zx
20,500 mm³
rx
21.4 mm
y
17.2 mm
yp
7.47 mm
y-y 軸
Iy
920,000 mm⁴
Sy
18,000 mm³
Zy
27,700 mm³
ry
24.5 mm
x
51.2 mm
xp
51.2 mm
扭轉
J
46,200 mm⁴
Cw
11.4ᴇ6 mm⁶
Wno
0 mm²
ro
34.8 mm
附加屬性
tw,det
2
3.18 mm
bf
2tf
4.98
D
t
12.1
H
0.88
WGi
57.2 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
257 kN
Pn
Ωc
78.4 kN
