SI unit Conversion factor Other than SI Conversion factor SI
kPa x 0.145 = psi x 6.89 = kPa
bar x 14.5 = psi x 0.069 = bar
kp / cm
2
x 14.22 = psi x 0.070 = kp/cm
2
N/ mm
2
x 145.04 = psi x 0.069 = bar
MPa x 145 = psi x 0.00689 = MPa
Power (W = J/s)
kW x 1.36 = hp (cv) x 0.736 = kW
kW x 1.34 = bhp x 0.746 = kW
kW x 0.948 = Btu/s x 1.055 = kW
W x 0.74 = ft·lb/s x 1.36 = W
Energy (J = Nm)
kJ x 0.948 = Btu x 1.055 = kJ
J x 0.239 = calorie x 4.19 = J
Speed and acceleration
m/s
2
x 3.28 = ft/s
2
x 0.305 = m/s
2
m/s x 3.28 = ft/s x 0.305 = m/s
km/ h x 0.62 = mph x 1.61 = km/h
Horsepower/ torque
Bhp x 5252 rpm= TQ (lb·ft) TQ x rpm 5252 = bhp
Temperature
ºC = (ºF – 32)/1.8 ºF = (ºC x 1.8) + 32
Flow factor
l / min (dm
3
/ min) x 0.264 = US gal / min x 3.785 = l/min
Conversion table, length
Unit cm m km in ft yd mile
cm 1 0.01 0.00001 0.3937 0.03281 0.01094 0.000006
m 100 1 0.001 39.37 3.2808 1.0936 0.00062
12 F Technical data – Tightening torques, units of measurement and conversion tables
TL2 Maintenance Manual
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