MC12X14.3 Dimensions & Weight
MC12X14.3 is an AISC miscellaneous channel with a nominal depth of 12 in, weighing 14.3 lb per foot — commonly used for stair stringers, lintels, trimmers, and edge framing.
MC12X14.3 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Nominal depthfrom the designation | 12 in | 304.8 mm |
| Cross-section area (A)computed from weight and steel density | 4.2 in² | 27.1 cm² |
| Weight | 14.3 lb/ft | 21.3 kg/m |
Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does MC12X14.3 weigh and cost?
MC12X14.3 weighs 14.3 lb per foot. At an example material price of $0.92/lb that is about $13.16 per foot. Set your quantity, length, and price to total your own run:
Material only, example pricing. Actual steel pricing varies by region, grade, quantity, and market conditions — use your own supplier numbers for real bids.
Pricing more than one size? Build a full member list in the free calculator →
Stop counting MC12X14.3s by hand.
Upload your drawing set and SteelFlo puts a box on every steel label it finds — every MC12X14.3, on every page — ready to review and export as a bill of materials.
Related sizes
Deeper reading: AISC Shape Database Guide · How to calculate steel weight