Conversion tables

Conversion table for units of force

Conversion table for units of mechanical stress:

	Pa	N/mm²	kp/cm²	kp/mm²
1 Pa = 1 N/m² = 10 N/cm²	1	10-6	1,02·10-5	1,02·10-7
1 N/mm² = 1 MPa	106	1	10,2	0,102
1 kp/cm² = 1 at	9,81·104	9,81·10-2	1	10-2
1 kp/mm²	9,81·106	9,81	100	1

Conversion table for units of work, energy and heat:

Conversion table for units of power and heat flow:

	W	kW	kcal/s	kcal/h	kpm/s
1 W = 1 N·m/s = 1 J/s	1	10-3	2.39·10-4	0.860	0.102
1 kW	1000	1	0.239	860	102
1 kcal/s	4.9·103	4.19	1	3.6·103	427
1 kcal/h	1.16	1.16·10-3	2.78·10-4	1	0.119
1 kpm/s	9.81	9.81·10-3	2.34·10-3	8.34	1

Conversion table for units of pressure for gases, vapours and liquids

	Pa	bar	kp/m²	at	Torr
1 Pa = 1 N/m²	1	10-5	0.102	1.02·10-5	7.5·10-3
1 bar = 0.1 MPa = 0.1 N/mm²	105	1	1.02·104	1.02	750
1 kp/m²	9.81	9.81·10-5	1	10-4	7.36·10-2
1 at = 1 kp/cm²	9.81·104	0.981	104	1	736
1 Torr = 1/760 atm	133	1.33·10-3	13.6	1.36·10-3	1

Conversion of the units into SI units:

Value	Previous unit	Symbol	New unit	Symbol	Defining equation
Length	Ångström	Å	Meter	m	1 Å = 10-10 m
Pressure	mm mercury	mm Hg	Pascal	Pa	1 mm Hg = 133,3 Pa
Energy	Erg	erg	Joule	J	1 erg = 10-7 J
Power	horsepower	PS	Watt	W	1 PS = 735,5 W
Dynamic viscosity	Poise	P	Pascal Second	Pa·s	1 P = 0,1 Pa·s = 1/c P = 1 m Pa·s
Kinematic viscosity	Stokes	St	Cm2/s	–	1 St = 1 cm2/s = 10-4 m2/s
Impact value	kpm/cm2	–	J/cm2	–	1 kpm/cm2 = 9,087 J/cm2
Heat capacity	kcal/°C	–	J/K	–	1 kcal/°C = 4,187·103 J/K
Heat conductivity	kcal/m·h·°C	–	W/K·m	–	1 kcal/m·h·°C = 1,163 W/K·m
Specific heat	kcal/kg·°C	–	J/kg·K	–	1 kcal/kg·°C = 4,187·103 J/kg·K
Magnetic field strength	Oersted	Oe	Ampere/meter	A/m	1 Oe = 79,6 A/m
Magnetic flux density	Gauss	G	Tesla	T	1 G = 10-4 T
Magnetic flux	Maxwell	M	Weber	Wb	1 M = 10-8 Wb
Luminous intensity	internat. candle	IK	Candela	cd	1 IK = 1,019 cd
Luminance	Stilb	sb	Cd/m2	–	1 sb = 104 cd/m2
Absorbed dose	Rem	rem	J/kg	–	1 rem = 0,01 J/kg
Ion dose	Röntgen	R	C/kg	–	1 R = 2,58·10-4 C/kg

Conversion tables imperial to metric :

Measures of length:

Measures of area:

Measures of Capacity: