M12.5X11.6 Dimensions & Weight
M12.5X11.6 is an AISC miscellaneous (M) beam with a nominal depth of 12.5 in, weighing 11.6 lb per foot — commonly used for light floor framing, mezzanines, and residential beams. It is the lightest of the 2 M12.5 sizes listed here.
M12.5X11.6 Dimensions
| Property | Imperial | Metric |
|---|---|---|
| Nominal depthfrom the designation | 12.5 in | 317.5 mm |
| Cross-section area (A)computed from weight and steel density | 3.41 in² | 22 cm² |
| Weight | 11.6 lb/ft | 17.3 kg/m |
Standard: AISC. Values from the published section tables; dimensions not listed here are not shown rather than estimated.
What does M12.5X11.6 weigh and cost?
M12.5X11.6 weighs 11.6 lb per foot. At an example material price of $0.92/lb that is about $10.67 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.
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Related sizes
Deeper reading: AISC Shape Database Guide · How to calculate steel weight