Metal Volume Calculator – Volume from Mass & Density
Calculate metal volume from mass and density, then see the result in cubic centimeters, liters, cubic meters, cubic inches and other common units.
Metal volume calculator
g/cm³
Volume conversion results
Calculate the volume to see conversions.
How metal volume is calculated
Mass describes how much metal you have.
Density describes how much mass occupies a given volume.
Volume is found by dividing mass by density.
A high-density metal produces a smaller volume for the same mass.
A low-density metal produces a larger volume for the same mass.
For example, the same 1 kg mass occupies much less volume as tungsten than as aluminum because tungsten has a much higher density.
The calculated volume is only as accurate as the supplied mass and density. Actual alloys can have different densities from generic reference values.
Core volume formula
Mass, density and volume
V = m ÷ ρ
V = volume · m = mass · ρ = density
Using g and g/cm³
volume (cm³) = mass (g) ÷ density (g/cm³)
Common metal density references
Magnesium
1.74 g/cm³
Aluminum
2.70 g/cm³
Titanium
4.51 g/cm³
Zinc
7.14 g/cm³
Steel
7.85 g/cm³
Copper
8.96 g/cm³
Silver
10.49 g/cm³
Gold
19.32 g/cm³
Reference densities are approximate and can vary with alloy, grade, temperature and material condition.
Where metal volume calculations are useful
Estimating the physical size of a known mass of metal.
Converting metal inventory weight into approximate volume.
Planning casting charge and material handling quantities.
Checking whether an object volume is reasonable for its measured mass.
Estimating material volume before machining or fabrication.
Comparing how much space different metals occupy at the same mass.
Converting between weight-based and volume-based inventory measurements.
Frequently Asked Questions
How do I calculate metal volume from weight?Divide the metal mass by its density. Make sure the mass and density units are compatible before dividing.
What is the volume of 1 kg of steel?Using 7.85 g/cm³ as the reference density, 1 kg of steel occupies approximately 127.39 cm³.
Can I calculate volume in liters?Yes. The calculator converts the calculated cubic-centimeter result to liters, cubic meters and other common units.
Can I use custom metal density?Yes. Select Custom density and enter the density in grams per cubic centimeter.
Why does aluminum take more space than steel at the same weight?Aluminum has a much lower density than steel, so a given mass of aluminum occupies a larger volume.
Can this calculate the volume of an alloy?Yes, if you have an appropriate density for the alloy. Use the custom-density option when the built-in reference does not match your material.
Is the density value exact for every metal?No. Reference values are approximations. Specific grades and alloys can differ, so manufacturer or material-standard data should be used when precision matters.