Metal Weight Calculator

The Metal Weight Calculator estimates the weight of a metal part before you cut, order, or ship it — useful for fabricators, engineers, and anyone buying or working with raw metal stock. Select your metal type/alloy (steel, aluminum, copper, and more) and shape (round bar, sheet, tube, pipe, etc.), then enter your dimensions and number of pieces to get the total weight in lbs and kg, plus weight per piece and total volume.

inches
inches
inches

Leave blank for round bars and tubes

inches

Only for hollow shapes

Results

Total Weight

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Weight per Piece

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Total Weight (kg)

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Volume

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Frequently Asked Questions

How accurate are metal weight calculations?

Our metal weight calculator provides approximate weights based on theoretical densities. Actual weights may vary by ±5% due to manufacturing tolerances, alloy variations, and surface treatments.

What metal types can I calculate weights for?

The calculator supports common metals including carbon steel, stainless steel, aluminum, copper, brass, titanium, and nickel. Each material has different density values for accurate weight calculations.

Can I calculate weights for hollow shapes like tubes and pipes?

Yes, select 'Tube' or 'Pipe' as the shape and enter the wall thickness. The calculator will account for the hollow interior when computing the weight.

What units are supported for dimensions?

Currently, dimensions are entered in inches and weights are displayed in pounds. Metric equivalents in kilograms are also provided in the results.

How do I calculate weight for rectangular bars or sheets?

Select 'Rectangular Bar' or 'Sheet/Plate' as the shape, then enter length as the longest dimension, width as dimension 1, and thickness as dimension 2.

Why might my actual metal weight differ from the calculated weight?

Calculated weights are based on theoretical material densities. Real-world factors like alloy composition variations, manufacturing processes, surface coatings, and dimensional tolerances can affect actual weight.

Can I calculate weights for multiple pieces at once?

Yes, enter the number of identical pieces in the 'Number of Pieces' field. The calculator will show both individual piece weight and total weight for all pieces.