Cross-Section Profile — C 12×20.7 (to scale)
All dimensions in mm · Channel section · G = 30.8 kg/m · ASTM A6
30.8
kg / m
39.2
A (cm²)
21300
Iy (cm⁴)
1400
Wy (cm³)
Section Properties
Total Height
h
305 mm
Flange Width
b
77 mm
Web Thickness
tw
9.9 mm
Flange Thickness
tf
13.1 mm
Cross-Sect. Area
A
39.2 cm²
Linear Mass
G
30.8 kg/m
Second Moment (Y)
Iy
21300 cm⁴
Elastic Modulus (Y)
Wy
1400 cm³
Radius of Gyration
iz
23.3 cm