M – miscellaneous shapes

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).

Designation	Masskg/m	Amm²	dmm	bfmm	twmm	tfmm	kdesmm	kdetmm	k1mm	Tmm	bf/2tf	h/tw	Ix10⁶ mm⁴	Sx10³ mm³	Zx10³ mm³	rxmm	Iy10⁶ mm⁴	Sy10³ mm³	Zy10³ mm³	rymm	J10³ mm⁴	Cw10⁹ mm⁶	rtsmm	homm