MC8 Channel Sizes

The MC8 series runs 5 sizes, from MC8x22.8 at 22.8 lb/ft to MC8x8.5 at 8.5 lb/ft. They share a nominal depth, so the sizes in it differ mainly in web thickness and in how far the flange reaches.

MC8 sizes, heaviest first

Sizelb/ftd (in)bf (in)A (in²)Ix (in⁴)Sx (in³)Zx (in³)
MC8x22.822.883.56.763.815.919.1
MC8x21.421.483.456.2861.515.418.2
MC8x202083.035.8754.413.616.4
MC8x18.718.782.985.552.413.115.6
MC8x8.58.581.872.523.35.826.95

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