MC13 Channel Sizes

The MC13 series runs 4 sizes, from MC13x50 at 50 lb/ft to MC13x31.8 at 31.8 lb/ft. They share a nominal depth, so the sizes in it differ mainly in web thickness and in how far the flange reaches.

MC13 sizes, heaviest first

Sizelb/ftd (in)bf (in)A (in²)Ix (in⁴)Sx (in³)Zx (in³)
MC13x5050134.4114.731448.360.8
MC13x4040134.1911.727341.951.2
MC13x3535134.0710.325238.846.5
MC13x31.831.81349.3523936.743.4

Relevant tools

Need to source materials? Explore the STL NETWORK.