Cross-Section Profile — W 21×57 (to scale)
All dimensions in mm · I/H section · G = 84.8 kg/m · ASTM A6
84.8
kg / m
107.7
A (cm²)
48699
Iy (cm⁴)
1819
Wy (cm³)
Section Properties
Total Height
h
536 mm
Flange Width
b
167 mm
Web Thickness
tw
10.3 mm
Flange Thickness
tf
16.5 mm
Cross-Sect. Area
A
107.7 cm²
Linear Mass
G
84.8 kg/m
Second Moment (Y)
Iy
48699 cm⁴
Elastic Modulus (Y)
Wy
1819 cm³
Radius of Gyration
iz
21.23 cm