Properties - M: M Shapes
Welcome to our M Shapes property page. Here you'll find section properties for every Canadian M-shape — area, moments of inertia, section moduli, radii of gyration and torsional properties — sourced from CISC 12. Sort by any column to compare sections. ---
| Designation (metric) | Designation (imperial) | Mass per length | Weight per length (imperial) | Property group flag | Availability code | Shape ID code | Tensile property group | Normal use code (1=column, | Flange/ | Web clear depth-to-thickness ratio | Dn_m | Cross-sectional area (ASTM A6) | Cross-sectional area (theoretical) | Moment of inertia, | Elastic section modulus, | Radius of gyration, | Plastic modulus, | Moment of inertia, | Elastic section modulus, | Radius of gyration, | Plastic modulus, | St-Venant torsional constant | Warping constant | Surface area per length | Dn_i |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ds_m | Ds_i | Mass | Wt_i | Prp | Avl | Shp | Grp | Use | BT | HW | Dn_m | A_A6 | A_Th | Ix | Sx | Rx | Zx | Iy | Sy | Ry | Zy | J | Cw | SA | Dn_i |
| M318x18.5 | M12.5x12.4 | 18.5 | 12.4 | * | * | 3 | 3 | 8.19 | 78.56 | 318 | 2361 | 2330 | 37 | 233 | 126 | 269 | 0.83 | 17.5 | 18.9 | 27.3 | 20.5 | 20.2 | 1.01 | 12.5 | |
| M318x17.3 | M12.5x11.6 | 17.3 | 11.6 | * | 3 | 3 | 8.24 | 78.51 | 318 | 2213 | 2190 | 33.4 | 211 | 124 | 246 | 0.636 | 14.3 | 17.1 | 22.6 | 17.2 | 15.4 | 0.982 | 12.5 | ||
| M310x17.6 | M12x11.8 | 17.6 | 11.8 | * | * | 3 | 3 | 6.84 | 65.24 | 310 | 2240 | 2240 | 30.1 | 197 | 116 | 235 | 0.453 | 11.6 | 14.2 | 18.8 | 20.8 | 10.1 | 0.913 | 12 | |
| M310x16.1 | M12x10.8 | 16.1 | 10.8 | * | 3 | 3 | 7.36 | 71.56 | 310 | 2050 | 2060 | 27.7 | 182 | 116 | 216 | 0.421 | 10.8 | 14.3 | 17.4 | 16.3 | 9.39 | 0.912 | 12 | ||
| M310x14.9 | M12x10.0 | 14.9 | 10 | * | 3 | 3 | 9.02 | 77.58 | 310 | 1900 | 1910 | 25.8 | 170 | 116 | 201 | 0.44 | 10.6 | 15.2 | 16.9 | 12.1 | 9.85 | 0.932 | 12 | ||
| M250x13.4 | M10x9.0 | 13.4 | 9 | * | * | 3 | 3 | 6.54 | 60.9 | 250 | 1710 | 1710 | 16.2 | 127 | 97.2 | 151 | 0.274 | 8.05 | 12.7 | 13 | 13.1 | 4.24 | 0.772 | 10 | |
| M250x11.9 | M10x8.0 | 11.9 | 8 | * | 3 | 3 | 7.39 | 67.72 | 250 | 1520 | 1530 | 14.4 | 113 | 96.9 | 134 | 0.242 | 7.12 | 12.6 | 11.4 | 9.31 | 3.73 | 0.771 | 10 | ||
| M250x11.2 | M10x7.5 | 11.2 | 7.5 | * | 3 | 3 | 7.73 | 74 | 250 | 1430 | 1430 | 13.6 | 108 | 97.6 | 126 | 0.231 | 6.8 | 12.7 | 10.8 | 7.76 | 3.57 | 0.771 | 10 | ||
| M200x9.7 | M8x6.5 | 9.7 | 6.5 | * | * | 3 | 3 | 5.94 | 56.88 | 200 | 1240 | 1220 | 7.61 | 74.9 | 78.8 | 87.9 | 0.149 | 5.22 | 11 | 8.36 | 7.6 | 1.46 | 0.627 | 8 | |
| M200x9.2 | M8x6.2 | 9.2 | 6.2 | * | 3 | 3 | 6.44 | 58.79 | 200 | 1170 | 1180 | 7.3 | 71.9 | 78.7 | 84.4 | 0.147 | 5.07 | 11.2 | 8.1 | 6.48 | 1.45 | 0.631 | 8 | ||
| M150x6.6 | M6x4.4 | 6.6 | 4.4 | * | * | 3 | 3 | 5.47 | 49.45 | 150 | 832 | 834 | 2.99 | 39.3 | 59.8 | 45.7 | 0.0747 | 3.18 | 9.47 | 5.05 | 4.1 | 0.407 | 0.486 | 6 | |
| M150x5.5 | M6x3.7 | 5.5 | 3.7 | + | 3 | 3 | 7.73 | 57.36 | 150 | 703 | 706 | 2.48 | 33 | 59.3 | 38.3 | 0.0731 | 2.87 | 10.2 | 4.52 | 2.21 | 0.394 | 0.499 | 6 | ||
| M130x28.1 | M5x18.9 | 28.1 | 18.9 | * | + | 3 | 1 | 5.99 | 13.22 | 130 | 3580 | 3590 | 10.1 | 158 | 53 | 182 | 3.62 | 57.1 | 31.8 | 87.2 | 130 | 12.3 | 0.746 | 5 | |
| M100x8.9 | M4x6.0 | 8.9 | 6 | * | * | 3 | 1 | 11.83 | 26.91 | 100 | 1150 | 1140 | 2 | 41.2 | 41.9 | 45.6 | 0.624 | 12.9 | 23.4 | 19.5 | 7.63 | 1.35 | 0.575 | 4 | |
| M100x6.1 | M4x4.08 | 6.1 | 4.08 | + | 3 | 2 | 6.63 | 32.21 | 100 | 775 | 816 | 1.48 | 29 | 42.6 | 32.7 | 0.133 | 4.66 | 12.8 | 7.18 | 6.12 | 0.317 | 0.426 | 4 | ||
| M75x4.3 | M3x2.9 | 4.3 | 2.9 | * | + | 3 | 2 | 8.64 | 30.17 | 75 | 550 | 588 | 0.618 | 16.3 | 32.4 | 18.2 | 0.102 | 3.58 | 13.2 | 5.45 | 3.24 | 0.135 | 0.375 | 3 |