M – miscellaneous shapes

M150x5.5

Standard: ASTM A6/A6M (désignations métriques)Source: SI values from the AISC v16.0 database (ASTM A6 shapes common to Canada)
ASTM A6 rolled shapes are the same in Canada; the CISC list may differ slightly (availability).
xybf = 50.8d = 150tf = 3.28tf = 3.28tw = 2.49tw = 2.49
Cross-section, to scaledimensions in mm

Dimensions

Depthd
150mm
Flange widthbf
50.8mm
Web thicknesstw
2.49mm
Flange thicknesstf
3.28mm
Distance k (design)kdes
7.95mm
Distance k (detailing)kdet
7.94mm
Distance k1k1
6.35mm
Web clear depthT
133mm
Distance between flange centroidsho
147mm

Mass and area

Mass per lengthm
5.5kg/m
Cross-sectional areaA
703mm²

Strong axis x–x

Moment of inertiaIx
2.4810⁶ mm⁴
Elastic section modulusSx
32.910³ mm³
Plastic section modulusZx
38.210³ mm³
Radius of gyrationrx
59.4mm

Weak axis y–y

Moment of inertiaIy
0.07210⁶ mm⁴
Elastic section modulusSy
2.8310³ mm³
Plastic section modulusZy
4.4710³ mm³
Radius of gyrationry
10.1mm

Torsion and stability

Torsional constantJ
2.2110³ mm⁴
Warping constantCw
0.38910⁹ mm⁶
Effective radius of gyrationrts
12.7mm

Slenderness ratios

Flange slendernessbf/2tf
7.75
Web slendernessh/tw
54.7

Equivalents in other standards