Cross-Section Profile — W 18×258 (to scale)
All dimensions in mm · I/H section · G = 383.9 kg/m · ASTM A6
383.9
kg / m
490.3
A (cm²)
229343
Iy (cm⁴)
8422.9
Wy (cm³)
Section Properties
Total Height
h
546 mm
Flange Width
b
300 mm
Web Thickness
tw
32.5 mm
Flange Thickness
tf
58.4 mm
Cross-Sect. Area
A
490.3 cm²
Linear Mass
G
383.9 kg/m
Second Moment (Y)
Iy
229343 cm⁴
Elastic Modulus (Y)
Wy
8422.9 cm³
Radius of Gyration
iz
21.67 cm