Volume
1 cubic foot
To multiply by 28.32
litres (l)
1 US gallon
To multiply by 3.785
litres (l)
1 imperial gallon
To multiply by 4.546
litres (l)
1 pint
To multiply by 0.47
litres (l)
1 quart (UK – amt)
To multiply by 1.137
litres (l)
1 quart (US – liquid)
To multiply by 0.946
litres (l)
1 bushel
To multiply by 35.24
litres (l)
1 ounce
To multiply by 30.0
millilitres (ml)
2.1.5.8 Technical units
Area
You have:
You need:
To obtain:
1 square inch
To multiply by 6.452
square centimetres (cm²)
1 square metre
To multiply by 10000
square centimetres (cm²)
1 square metre
To multiply by 10.76
square feet (ft²)
1 square foot
To multiply by 144.0
square inches (in²)
1 square foot
To multiply by 929.03
square centimetres (cm²)
1 square yard
To multiply by 0.836
square metres (m²)
1 square metre
To multiply by 1.196
square yards (yd²)
1 acre
To multiply by 4,047.0
square metres (m²)
1 hectare
To multiply by 4,046.86
square metres (m²)
1 alqueire
To multiply by 2.4
hectares (ha)
2.1.5.9 Technical units
Pressure
You have:
You need:
To obtain:
1 kgf/cm²
To multiply by 0.981
bar
1 bar
To multiply by 1.019
kilograms per square centimetre
(kg/cm²) = 1 standard atmosphere
(atm)
1 atm
To multiply by 1.0132
bar
1 kgf/cm²
To multiply by 101,325.0
pascal (Pa)
1 kgf/cm²
To multiply by 14.22
pounds per sq. inch (lbf/in² = psi)
1 bar
To multiply by 14.50
pounds per sq. inch (lbf/in² = psi)
1 Mpa
To multiply by 145.038
pounds per sq. inch (lbf/in² = psi)
1 PSI
To multiply by 0.00689
megapascal (Mpa) =10
6
1 bar
To multiply by 394.13
in H
2
O
1 in Hg
To multiply by 344.678
mm H
2
O
GUID-20994B76-1E79-4DD4-B7F6-A496B8A68FB6 [V1]
GUID-9684AF7C-BED6-4F5D-9499-C1AB721F3847 [V1]
2. General Info
2-14
HiTech
ACW3452230
