How to Convert mm to us
To convert mm to us, multiply the value by 1.
The Formula
us = mm × 1
Key Fact
1 inner diameter (mm) = 1 us
Tip: To convert us back to mm, divide by 1.
mm to US Ring Size
Convert mm (mm) to us (US) with formulas, examples, and conversion tables.
mm
US
1 mm (mm) = -12.7611044418 us (US)
Round to:
Step-by-Step Solution
1Write the conversion factor:
1 inner diameter (mm) = 1 us
2Multiply the value by the conversion factor:
1 × 1 = -12.7611044418
3Result:
1 mm (mm) = -12.7611044418 us (US)
mm to us Table
| mm | us |
|---|---|
| 14 mm | 2.845 US |
| 15 mm | 4.046 US |
| 16 mm | 5.246 US |
| 17 mm | 6.447 US |
| 18 mm | 7.647 US |
| 19 mm | 8.848 US |
| 20 mm | 10.05 US |
| 21 mm | 11.25 US |
1 inner diameter (mm) in Other Units
| Unit | 1 mm = |
|---|---|
| mm to US Ring Size | -12.7611044418 US |
| Inner Diameter (mm) to UK/Australia | -28.425 UK |
| Inner Diameter (mm) to EU/France | 3.14159265359 EU |
| Inner Diameter (mm) to Circumference (mm) | 3.14159265359 mm |