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.
W310x313 W12x210
W shapes. CISC SST 12.1. Not produced in Canada. Normal use: Column.
W310x313 to scale.
Property
Description
Value
Unit
Mass
Mass per length
313
kg/m
D
Depth of section or height of vertical leg
374
mm
B
Width of flange or horizontal leg
325
mm
T
Thickness of flange
48.3
mm
W
Thickness of web
30
mm
BT
Width-to-thickness ratio of flange
3.36
HW
Clear depth-to-thickness ratio of web
9.25
K
Distance between outer face of flange and web-toe of fillet
70
mm
K1
Distance between middle line of web and flange-toe of fillet
35
mm
Dnom
Nominal depth of section
310
mm
A
Cross-sectional area
39,900
mm²
Ix
Moment of inertia about axis XX
896
10⁶ mm⁴
Sx
Elastic section modulus about axis XX
4,790
10³ mm³
Rx
Radius of gyration about axis XX
150
mm
Zx
Plastic modulus about axis XX
5,720
10³ mm³
Iy
Moment of inertia about axis YY
277
10⁶ mm⁴
Sy
Elastic section modulus about axis YY
1,700
10³ mm³
Ry
Radius of gyration about axis YY
83.3
mm
Zy
Plastic modulus about axis YY
2,620
10³ mm³
J
St-Venant torsional constant
27,000
10³ mm⁴
Cw
Warping constant
7,350
10⁹ mm⁶
SA
Surface area per metre
1.99
m²/m
Wn
Normalized unit warping function
26,500
mm²
Sw
Warping statical moment
104
10⁶ mm⁴
Qf
Statical moment at point in flange in line with web face
calcsheet