英寸 → 毫米 换算器

1 in = 25.4000 mm

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01

FORMULA

1 in = 25.4000 mm
02

CONVERSION TABLE

英寸 (in) 毫米 (mm)
1 in 25.4 mm
5 in 127 mm
10 in 254 mm
25 in 635 mm
50 in 1,270 mm
100 in 2,540 mm
250 in 6,350 mm
500 in 12,700 mm
1,000 in 25,400 mm
毫米 → 英寸
03

COMMON VALUES

1 in
= 25.4 mm
2 in
= 50.8 mm
3 in
= 76.2 mm
4 in
= 101.6 mm
5 in
= 127 mm
6 in
= 152.4 mm
7 in
= 177.8 mm
8 in
= 203.2 mm
9 in
= 228.6 mm
10 in
= 254 mm
12 in
= 304.8 mm
15 in
= 381 mm
04

RELATED CONVERSIONS

厘米 → 英寸 英寸 → 厘米 米 → 英尺 英尺 → 米 千米 → 英里 英里 → 千米 毫米 → 英寸 码 → 米 米 → 码 英尺 → 厘米

关于 英寸 (in)

One twelfth of a foot (25.4 mm exactly), the inch is used for screen sizes, tire dimensions, and pipe diameters throughout North America. Display manufacturers market monitors and televisions by their diagonal measurement in inches, from 5-inch smartphones to 85-inch home theater screens.

关于 毫米 (mm)

At one thousandth of a meter, the millimeter provides the precision needed in mechanical engineering, machining tolerances, and rainfall measurement. Bolts, bearings, and smartphone thickness are all specified in millimeters, and weather stations report precipitation depth in mm accumulated over a given period.

How to Convert 英寸 to 毫米

The conversion formula is: 1 in = 25.4000 mm. To convert from 英寸 (in) to 毫米 (mm), use the formula above or the interactive converter at the top of this page.

Frequently Asked Questions

1 英寸等于多少毫米？

1 英寸（in）等于 25.4000 毫米（mm）。

如何将英寸换算成毫米？

将英寸的数值乘以 25.4000，即可得到对应的毫米数值。公式：1 in = 25.4000 mm

英寸转换为毫米的公式是什么？

1 in = 25.4000 mm

术语表

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