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Category · 10 conversions

Length and Area

Length and area conversions for layout, drawings and site planning: mm, inches, metres, feet, km, miles, m², ft², hectares and acres.

mm → in
millimetre to inch
in → mm
inch to millimetre
m → ft
metre to foot
ft → m
foot to metre
km → mi
kilometre to mile
mi → km
mile to kilometre
m² → ft²
square metre to square foot
ft² → m²
square foot to square metre
ha → ac
hectare to acre
ac → ha
acre to hectare

psi → bar
bar → psi
psi → kPa
kPa → psi

m³/hr → L/s
L/s → m³/hr
gpm (US) → L/min
L/min → gpm (US)

°C → °F
°F → °C
°C → K
K → °C

Power and Energy

kW → hp
hp → kW
kW → BTU/hr
BTU/hr → kW

Density and Mass

kg/m³ → lb/ft³
lb/ft³ → kg/m³
SG → kg/m³
kg/m³ → SG

m³ → L
L → m³
gal (US) → L
L → gal (US)

Length and Area

mm → in
in → mm
m → ft
ft → m

m/s → km/h
km/h → m/s
mph → km/h
km/h → mph

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