convertimate Sheet metal gauge

Millimeters to inches

Type a value in mm to get it in in instantly.

0.05984in

That's 1.01× as thick as a steel cabinet, while structural plate is 3.3× thicker. A square meter of steel that thick weighs about 11.93 kg.

What it means

How thick is that?

Gauge tables are nominal. Real sheet is supplied to a tolerance, and mill certificates quote the measured thickness rather than the gauge.

The math

How to convert mm to in

To convert millimeters to inches, multiply by 0.0393701.

Example: 1.52 mm × 0.0393701 = 0.0598425 in.

In the other direction, 1 in = 25.4 mm.

The table below is for Steel, manufacturers’ standard gauge.

Every unit

Your thickness in every unit

Tables

mm to in conversion table

mm to in conversion table
mmin
0.378 mm0.0148819 in
0.455 mm0.0179134 in
0.607 mm0.0238976 in
0.759 mm0.0298819 in
0.912 mm0.0359055 in
1.21 mm0.0476378 in
1.52 mm0.0598425 in
1.9 mm0.0748031 in
2.66 mm0.104724 in
3.04 mm0.119685 in
3.42 mm0.134646 in
4.18 mm0.164567 in
in to mm conversion table
in to mm conversion table
inmm
0.0149 in0.37846 mm
0.0179 in0.45466 mm
0.0239 in0.60706 mm
0.0299 in0.75946 mm
0.0359 in0.91186 mm
0.0478 in1.21412 mm
0.0598 in1.51892 mm
0.0747 in1.89738 mm
0.105 in2.667 mm
0.12 in3.048 mm
0.134 in3.4036 mm
0.164 in4.1656 mm

Quick answers

Quick answers

How many in is 1 mm?
1 mm is 0.0393701 in.
How many in is 10 mm?
10 mm is 0.393701 in.
How many in is 1.52 mm?
1.52 mm is 0.0598425 in.

The units

About these units

Millimeters (mm)

The real thickness, as a micrometer measures it.

Inches (in)

The US thickness, usually quoted to four decimal places.

Learn more about thickness units

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