ISWB – wide-flange beams

ISWB 175

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 = 125d = 175tf = 7.4tf = 7.4tw = 5.8tw = 5.8
Cross-section, to scaledimensions in mm

Dimensions

Depthd
175mm
Flange widthbf
125mm
Web thicknesstw
5.8mm
Flange thicknesstf
7.4mm
Root radiusr1
8mm
Toe radiusr2
4mm

Mass and area

Mass per lengthm
22.09kg/m
Cross-sectional areaA
2,814mm²
Published area (standard)A pub.
2,810mm²
Outside perimeterP
804.8mm

Strong axis x–x

Moment of inertiaIx
15.1510⁶ mm⁴
Elastic section modulusSx
173.210³ mm³
Plastic section modulusZx
194.710³ mm³
Radius of gyrationrx
73.38mm

Weak axis y–y

Moment of inertiaIy
2.04610⁶ mm⁴
Elastic section modulusSy
32.7310³ mm³
Plastic section modulusZy
53.7210³ mm³
Radius of gyrationry
26.96mm

Slenderness ratios

Flange slope used%
6.99

Equivalents in other standards