WT 180x28.9 WT 7x19
United States
尺寸
d
179 mm
ddet
178 mm
b
172 mm
bf,det
171 mm
tf
13.1 mm
tf,det
12.7 mm
tw
7.87 mm
tw,det
7.94 mm
次要維度
kdes
23.2 mm
kdet
31.8 mm
特性
W
28.3 kg/m
A
3,600 mm²
xo
0 mm
eo
86 mm
x-x 軸
Ix
9.7ᴇ6 mm⁴
Sx
69,200 mm³
Zx
122,000 mm³
rx
51.8 mm
y
39.1 mm
yp
10.5 mm
y-y 軸
Iy
5.54ᴇ6 mm⁴
Sy
64,600 mm³
Zy
99,500 mm³
ry
39.4 mm
x
86 mm
xp
86 mm
扭轉
J
166,000 mm⁴
Cw
149ᴇ6 mm⁶
Wno
0 mm²
ro
72.6 mm
附加屬性
tw,det
2
4.76 mm
bf
2tf
6.57
D
t
22.7
H
0.799
WGi
88.9 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
605 kN
Pn
Ωc
449 kN
