inch to millimetre

Live inch (in) to millimetre (mm) converter. Plus a 10-value reference table and FAQs.

inch
millimetre
1 in = 25.4mm

换算表

10 个示例值,从inch到millimetre。任意值请用上方换算器。

inch (in)millimetre (mm)
0.001 in 0.0254 mm
0.01 in 0.254 mm
0.1 in 2.54 mm
0.5 in 12.7 mm
1 in 25.4 mm
2 in 50.8 mm
5 in 127 mm
10 in 254 mm
100 in 2,540 mm
1,000 in 25,400 mm

关于inch

1/12 of a foot or 25.4 mm. Screen sizes, paper, US fastener sizes.

关于millimetre

1/1000 of a metre. Standard for small machined parts and rainfall.

常见问题

Frequently Asked Questions

How do I convert inch to millimetre?

Multiply the inch value by 25.4 to get it in millimetre. For example, 10 in = 254 mm.

What is 1 in in mm?

1 in = 25.4 mm.

What is 100 in in mm?

100 in = 2,540 mm.

What is the formula?

Linear: multiply by 25.4 (the unit factor ratio).

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