IR – wide flange (ASTM A6 W)
IR 610x92
IR designation built from the metric W; cross-check with the IMCA Manual.
Dimensions
- Depthd
- 602mm
- Flange widthbf
- 179mm
- Web thicknesstw
- 10.9mm
- Flange thicknesstf
- 15mm
- Distance k (design)kdes
- 27.7mm
- Distance k (detailing)kdet
- 38.1mm
- Distance k1k1
- 27mm
- Web clear depthT
- 527mm
- Distance between flange centroidsho
- 587mm
Mass and area
- Mass per lengthm
- 92kg/m
- Cross-sectional areaA
- 11,700mm²
Strong axis x–x
- Moment of inertiaIx
- 64510⁶ mm⁴
- Elastic section modulusSx
- 2,15010³ mm³
- Plastic section modulusZx
- 2,51010³ mm³
- Radius of gyrationrx
- 234mm
Weak axis y–y
- Moment of inertiaIy
- 14.410⁶ mm⁴
- Elastic section modulusSy
- 16110³ mm³
- Plastic section modulusZy
- 25710³ mm³
- Radius of gyrationry
- 35.1mm
Torsion and stability
- Torsional constantJ
- 71210³ mm⁴
- Warping constantCw
- 1,24010⁹ mm⁶
- Effective radius of gyrationrts
- 44.4mm
Slenderness ratios
- Flange slendernessbf/2tf
- 5.97
- Web slendernessh/tw
- 50.1