ISWB – wide-flange beams

ISWB 600 (145.1)

Standard: IS 808:2021Source: IS 808:2021 dimensions (BIS) — calculated properties, flange slope 98° (8°)
Tapered-flange sections; flange thickness measured at the quarter of the flange.
xybf = 250d = 600tf = 23.6tf = 23.6tw = 11.8tw = 11.8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
600mm
Flange widthbf
250mm
Web thicknesstw
11.8mm
Flange thicknesstf
23.6mm
Root radiusr1
18mm
Toe radiusr2
9mm

Mass and area

Mass per lengthm
145kg/m
Cross-sectional areaA
18,473mm²
Published area (standard)A pub.
18,400mm²
Outside perimeterP
2,081mm

Strong axis x–x

Moment of inertiaIx
1,15410⁶ mm⁴
Elastic section modulusSx
3,84510³ mm³
Plastic section modulusZx
4,33510³ mm³
Radius of gyrationrx
249.9mm

Weak axis y–y

Moment of inertiaIy
50.4410⁶ mm⁴
Elastic section modulusSy
403.510³ mm³
Plastic section modulusZy
673.310³ mm³
Radius of gyrationry
52.25mm

Equivalents in other standards