ST 305x79 ST 12x53
United States
Dimensioner
d
312 mm
ddet
311 mm
b
200 mm
bf,det
200 mm
tf
27.7 mm
tf,det
27 mm
tw
15.7 mm
tw,det
15.9 mm
Sekundære dimensioner
kdes
50.8 mm
kdet
50.8 mm
Egenskaber
W
78.9 kg/m
A
10,100 mm²
xo
0 mm
eo
99.9 mm
x-x akse
Ix
89.9ᴇ6 mm⁴
Sx
395,000 mm³
Zx
710,000 mm³
rx
94.5 mm
y
83.3 mm
yp
25.9 mm
y-y akse
Iy
16ᴇ6 mm⁴
Sy
160,000 mm³
Zy
274,000 mm³
ry
39.9 mm
x
99.9 mm
xp
99.9 mm
Torsion
J
2.1ᴇ6 mm⁴
Cw
4.03ᴇ9 mm⁶
Wno
0 mm²
ro
124 mm
Yderligere egenskaber
tw,det
2
7.94 mm
bf
2tf
3.61
D
t
19.8
H
0.686
WGi
102 mm
Allowable Strength Design
Material
Fy
345 N/mm²
Fu
448 N/mm²
Major Axis Bending
Minor Axis Bending
Axial Strength
Pn
Ω
1,690 kN
Pn
Ωc
1,290 kN
