ISWB – wide-flange beams

ISWB 225

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 = 150d = 225tf = 9.9tf = 9.9tw = 6.4tw = 6.4
Cross-section, to scaledimensions in mm

Dimensions

Depthd
225mm
Flange widthbf
150mm
Web thicknesstw
6.4mm
Flange thicknesstf
9.9mm
Root radiusr1
9mm
Toe radiusr2
4.5mm

Mass and area

Mass per lengthm
33.92kg/m
Cross-sectional areaA
4,321mm²
Published area (standard)A pub.
4,320mm²
Outside perimeterP
983.1mm

Strong axis x–x

Moment of inertiaIx
39.0510⁶ mm⁴
Elastic section modulusSx
347.110³ mm³
Plastic section modulusZx
38910³ mm³
Radius of gyrationrx
95.07mm

Weak axis y–y

Moment of inertiaIy
4.1510⁶ mm⁴
Elastic section modulusSy
55.3410³ mm³
Plastic section modulusZy
95.4610³ mm³
Radius of gyrationry
30.99mm

Equivalents in other standards