Cross Sections
Circular Section
Figure 3-73: Geometry of a circular cross section. The diagram also displays in COMSOL Multiphysics when this option is selected.
 
Table 3-20: Circular Section Constants.
Property
Formula
Remarks
A
 
Izz
 
ez
0
 
μy
 
κy
 
Iyy
Izz
 
ey
0
 
μz
μy
 
κz
κy
 
J
 
 
Wt
 
p1
 
p2
 
p3
 
p4
 
re
 
Square Section
Figure 3-74: Geometry of a square shaped cross section. The diagram also displays in COMSOL Multiphysics when this option is selected.
 
Table 3-21: Square Section Constants.
Property
expression
Remarks
A
 
Izz
 
ez
0
 
μy
 
κy
 
Iyy
Izz
 
ey
0
 
μz
μy
 
κz
κy
 
J
Thin-walled approximation
Wt
Thin-walled approximation
p1
 
p2
 
p3
 
p4
 
re
 
Rectangular Section
Figure 3-75: Geometry of a rectangular cross section. The diagram also displays in COMSOL Multiphysics when this option is selected.
 
Table 3-22: Rectangular Section Constants.
Property
expression
Remarks
A
 
Izz
 
ez
0
 
μy
 
κy
 
Iyy
 
ey
0
 
μz
 
κz
 
J
Thin-walled approximation
Wt
Thin-walled approximation
p1
 
p2
 
p3
 
p4
 
re