Search a designation to read the section in full, or filter and sort a family to find one. Values are from the CISC Structural Section Tables, in the units the tables print them in.
W310x253 W12x170
W shapes. CISC SST 12.1. Not produced in Canada. Normal use: Column.
W310x253 to scale.
Property
Description
Value
Unit
Mass
Mass per length
253
kg/m
D
Depth of section or height of vertical leg
356
mm
B
Width of flange or horizontal leg
319
mm
T
Thickness of flange
39.6
mm
W
Thickness of web
24.4
mm
BT
Width-to-thickness ratio of flange
4.03
HW
Clear depth-to-thickness ratio of web
11.34
K
Distance between outer face of flange and web-toe of fillet
61
mm
K1
Distance between middle line of web and flange-toe of fillet
33
mm
Dnom
Nominal depth of section
310
mm
A
Cross-sectional area
32,200
mm²
Ix
Moment of inertia about axis XX
682
10⁶ mm⁴
Sx
Elastic section modulus about axis XX
3,830
10³ mm³
Rx
Radius of gyration about axis XX
146
mm
Zx
Plastic modulus about axis XX
4,490
10³ mm³
Iy
Moment of inertia about axis YY
215
10⁶ mm⁴
Sy
Elastic section modulus about axis YY
1,350
10³ mm³
Ry
Radius of gyration about axis YY
81.6
mm
Zy
Plastic modulus about axis YY
2,060
10³ mm³
J
St-Venant torsional constant
14,800
10³ mm⁴
Cw
Warping constant
5,370
10⁹ mm⁶
SA
Surface area per metre
1.94
m²/m
Wn
Normalized unit warping function
25,200
mm²
Sw
Warping statical moment
79.7
10⁶ mm⁴
Qf
Statical moment at point in flange in line with web face
calcsheet