Metric conversion charts and standard equivalents

Metric Conversion Charts
US to Metric
U.S. measure-ments
Multiplied by Metric Measurement
yards X .9144 = meters (m)
yards X 91.44 = centimeters (cm)
inches X 2.54 = centimeters (cm)
inches X 25.4 = millimeters (mm)
inches
X
 .0254 = meters (m)

Standard Equivalents
US measurement
Metric Measurement
1/8 inch = 3.2 mm = 0.32 cm
1/4 inch = 6.35 mm = 0.635 cm
3/8 inch = 9.5 mm = 0.95 cm
1/2 inch = 12.7 mm = 1.27 cm
5/8 inch
=
 15.9 mm = 1.59 cm
3/4 inch = 19.1 mm = 1.91 cm
7/8 inch = 22.2 mm = 2.22 cm
1 inch = 25.4 mm = 2.54 cm
4.5 inches = 11.43 cm = 0.11 m
9 inches = 22.86 cm = 0.23 m
13.5 inches = 34.29 cm = 0.34 m
18 inches = 45.72 cm = 0.46 m
22.5 inches = 57.15 cm = 0.57 m
27 inches = 68.58 cm = 0.69 m
31.5 inches = 80.0 cm = 0.8 m
36 inches = 91.44 cm = 0.91 m