Steel Weight Converter

Estimate and convert steel weight for plate, flat bar, round bar, square bar, pipe, tube, angle, and rebar using pounds, kilograms, tons, metric tons, weight per foot, and weight per meter.

Convert Steel Weight

Steel weight uses density of about 490 lb/ft³
Your steel weight result will appear here.

Common steel weight conversions

Pounds to kilograms:
kg = lb × 0.453592

Kilograms to pounds:
lb = kg × 2.20462

Pounds to US tons:
tons = pounds ÷ 2,000

Steel estimate:
weight = volume × steel density

Where steel weight conversions are used

Steel weight conversions are useful for steel plate, flat bar, beams, pipe, tube, round bar, square bar, rebar, fabrication, welding, structural material takeoffs, shipping, and construction estimating.

Use this converter when switching between steel volume estimates, total weight, unit weight, imperial units, and metric units.

What your steel weight result means

Your result shows the estimated steel weight for the selected shape, dimensions, length, and quantity. It also shows equivalent values in pounds, kilograms, US tons, metric tons, pounds per foot, and kilograms per meter.

This converter is for estimating and unit conversion. Actual steel weight can vary by alloy, shape tolerance, mill standards, coatings, holes, cutouts, and manufacturer data.

Steel weight converter tips

Frequently asked questions

How much does steel weigh per cubic foot?

Steel is commonly estimated at about 490 pounds per cubic foot.

How much does steel weigh per cubic meter?

Steel is commonly estimated at about 7,850 kilograms per cubic meter.

How do I estimate steel plate weight?

Find the plate volume from length, width, and thickness, then multiply by steel density.

How do I convert pounds of steel to kilograms?

Multiply pounds by 0.453592. For example, 100 pounds is about 45.36 kilograms.

Does this converter account for holes or cutouts?

No. This converter estimates solid shape weight. Subtract hole, cutout, or coping volume separately if needed.