Introduction
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2.10 SI to US Conversion Factors
The following conversion factors can be/were used to convert the units used within this
manual:
Measure SI Units U.S. Standard Units Conversion Factor
(rounded to nearest
hundredth)
Linear meter (m)
centimeter (cm)
feet (ft.)
inch (in.)
1 m = 3.28 ft.
1 m = 39.37 in.
1 cm = 0.394 in.
Area square meter (m
2
) square foot (ft.
2
) 1 m
2
= 10.76 ft.
2
Volume cubic meter (m
3
)
liter (l)
cubic foot (ft.
3
)
quart (qt.)
1 m
3
= 35.32 ft.
3
1 l = 1.06 qt. (liquid)
Weight kilogram (kg) pounds (lbs.) 1 kg. = 2.21 lbs.
Pressure bar pounds/square inch (psi)
atmosphere (ATM)
1 bar = 14.51 psi
1 bar = 0.99 ATM
(standard)
Temperature °C °F F = C × 1.8 + 32
°F °C C = (F - 32) / 1.8
Magnet Field Strength Tesla (T) Gauss (G) 1 T = 10
4
G
Table2.3: SI to U.S. Conversion Factors