Unit system converter

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Unit system converter

System A

Unit system

Temperature

Length: m
Mass: kg
Time: s
Force: N
Stress: Pa (N/m²)

System B

Unit system

Temperature

Length: mm
Mass: t
Time: s
Force: N
Stress: MPa (N/mm²)

Convert a value

Quantity

Value in A

In B

0.000001MPa

Units and factors

Units of each quantity in system A and system B, and the factor from A to B
Quantity	Unit in A	Unit in B	1 A unit = … B units
Length	m	mm	1,000Exact: every digit of the value is shown.
Area	m²	mm²	1,000,000Exact: every digit of the value is shown.
Volume, section modulus	m³	mm³	1,000,000,000Exact: every digit of the value is shown.
Second moment of area, torsion constant	m⁴	mm⁴	1 × 10¹²Exact: every digit of the value is shown.
Warping constant	m⁶	mm⁶	1 × 10¹⁸Exact: every digit of the value is shown.
Mass	kg	t	0.001Exact: every digit of the value is shown.
Time	s	s	1Exact: every digit of the value is shown.
Temperature difference	K	K	1Exact: every digit of the value is shown.
Force	N	N	1Exact: every digit of the value is shown.
Moment, torque	N·m	N·mm	1,000Exact: every digit of the value is shown.
Stress, pressure, elastic modulus	Pa (N/m²)	MPa (N/mm²)	0.000001Exact: every digit of the value is shown.
Line load, spring stiffness	N/m	N/mm	0.001Exact: every digit of the value is shown.
Unit weight, subgrade modulus	N/m³	N/mm³	1 × 10⁻⁹Exact: every digit of the value is shown.
Moment per unit width	N·m/m	N·mm/mm	1Exact: every digit of the value is shown.
Density	kg/m³	t/mm³	1 × 10⁻¹²Exact: every digit of the value is shown.
Mass per length	kg/m	t/mm	0.000001Exact: every digit of the value is shown.
Mass per area	kg/m²	t/mm²	1 × 10⁻⁹Exact: every digit of the value is shown.
Mass moment of inertia	kg·m²	t·mm²	1,000Exact: every digit of the value is shown.
Velocity	m/s	mm/s	1,000Exact: every digit of the value is shown.
Acceleration	m/s²	mm/s²	1,000Exact: every digit of the value is shown.
Frequency, angular velocity	1/s	1/s	1Exact: every digit of the value is shown.
Energy, work	J (N·m)	mJ (N·mm)	1,000Exact: every digit of the value is shown.
Power	W (N·m/s)	mW (N·mm/s)	1,000Exact: every digit of the value is shown.
Impulse, momentum	N·s	N·s	1Exact: every digit of the value is shown.
Damping coefficient	N·s/m	N·s/mm	0.001Exact: every digit of the value is shown.
Dynamic viscosity	Pa·s (N·s/m²)	N·s/mm²	0.000001Exact: every digit of the value is shown.
Thermal expansion coefficient	1/K	1/K	1Exact: every digit of the value is shown.
Thermal conductivity	W/(m·K) (N/(s·K))	W/(m·K) (N/(s·K))	1Exact: every digit of the value is shown.
Heat transfer coefficient	W/(m²·K) (N/(m·s·K))	kW/(m²·K) (N/(mm·s·K))	0.001Exact: every digit of the value is shown.
Specific heat	J/(kg·K) (m²/(s²·K))	mJ/(t·K) (mm²/(s²·K))	1,000,000Exact: every digit of the value is shown.

Typical inputs

Typical material values in system A and system B
Item	Given	In A	In B
Steel, elastic modulus E	210GPa	210,000,000,000PaExact: every digit of the value is shown.	210,000MPaExact: every digit of the value is shown.
Steel, elastic modulus E	200GPa	200,000,000,000PaExact: every digit of the value is shown.	200,000MPaExact: every digit of the value is shown.
Steel, elastic modulus E	29,000ksi	199,947,961,500PaRounded: the exact value is 6449921342127725/32258, which has no finite decimal.	199,947.9615MPaRounded: the exact value is 257996853685109/1290320000, which has no finite decimal.
Concrete C30/37, mean modulus Ecm	33GPa	33,000,000,000PaExact: every digit of the value is shown.	33,000MPaExact: every digit of the value is shown.
Steel, density	7,850kg/m³	7,850kg/m³Exact: every digit of the value is shown.	7.85 × 10⁻⁹t/mm³Exact: every digit of the value is shown.
Steel, density	490lb/ft³	7,849.047053kg/m³Rounded: the exact value is 6945633165625/884901456, which has no finite decimal.	7.849047053 × 10⁻⁹t/mm³Rounded: the exact value is 2222602613/283168465920000000, which has no finite decimal.
Fresh water, density	1,000kg/m³	1,000kg/m³Exact: every digit of the value is shown.	1 × 10⁻⁹t/mm³Exact: every digit of the value is shown.
Seawater, density	1,025kg/m³	1,025kg/m³Exact: every digit of the value is shown.	1.025 × 10⁻⁹t/mm³Exact: every digit of the value is shown.
Concrete, unit weight	24kN/m³	24,000N/m³Exact: every digit of the value is shown.	0.000024N/mm³Exact: every digit of the value is shown.
Standard gravity gₙ	9.80665m/s²	9.80665m/s²Exact: every digit of the value is shown.	9,806.65mm/s²Exact: every digit of the value is shown.

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System A

Unit system

Temperature

Length: m
Mass: kg
Time: s
Force: N
Stress: Pa (N/m²)

System B

Unit system

Temperature

Length: mm
Mass: t
Time: s
Force: N
Stress: MPa (N/mm²)

Convert a value

Quantity

Value in A

In B

0.000001MPa

Units and factors

Units of each quantity in system A and system B, and the factor from A to B
Quantity	Unit in A	Unit in B	1 A unit = … B units
Length	m	mm	1,000Exact: every digit of the value is shown.
Area	m²	mm²	1,000,000Exact: every digit of the value is shown.
Volume, section modulus	m³	mm³	1,000,000,000Exact: every digit of the value is shown.
Second moment of area, torsion constant	m⁴	mm⁴	1 × 10¹²Exact: every digit of the value is shown.
Warping constant	m⁶	mm⁶	1 × 10¹⁸Exact: every digit of the value is shown.
Mass	kg	t	0.001Exact: every digit of the value is shown.
Time	s	s	1Exact: every digit of the value is shown.
Temperature difference	K	K	1Exact: every digit of the value is shown.
Force	N	N	1Exact: every digit of the value is shown.
Moment, torque	N·m	N·mm	1,000Exact: every digit of the value is shown.
Stress, pressure, elastic modulus	Pa (N/m²)	MPa (N/mm²)	0.000001Exact: every digit of the value is shown.
Line load, spring stiffness	N/m	N/mm	0.001Exact: every digit of the value is shown.
Unit weight, subgrade modulus	N/m³	N/mm³	1 × 10⁻⁹Exact: every digit of the value is shown.
Moment per unit width	N·m/m	N·mm/mm	1Exact: every digit of the value is shown.
Density	kg/m³	t/mm³	1 × 10⁻¹²Exact: every digit of the value is shown.
Mass per length	kg/m	t/mm	0.000001Exact: every digit of the value is shown.
Mass per area	kg/m²	t/mm²	1 × 10⁻⁹Exact: every digit of the value is shown.
Mass moment of inertia	kg·m²	t·mm²	1,000Exact: every digit of the value is shown.
Velocity	m/s	mm/s	1,000Exact: every digit of the value is shown.
Acceleration	m/s²	mm/s²	1,000Exact: every digit of the value is shown.
Frequency, angular velocity	1/s	1/s	1Exact: every digit of the value is shown.
Energy, work	J (N·m)	mJ (N·mm)	1,000Exact: every digit of the value is shown.
Power	W (N·m/s)	mW (N·mm/s)	1,000Exact: every digit of the value is shown.
Impulse, momentum	N·s	N·s	1Exact: every digit of the value is shown.
Damping coefficient	N·s/m	N·s/mm	0.001Exact: every digit of the value is shown.
Dynamic viscosity	Pa·s (N·s/m²)	N·s/mm²	0.000001Exact: every digit of the value is shown.
Thermal expansion coefficient	1/K	1/K	1Exact: every digit of the value is shown.
Thermal conductivity	W/(m·K) (N/(s·K))	W/(m·K) (N/(s·K))	1Exact: every digit of the value is shown.
Heat transfer coefficient	W/(m²·K) (N/(m·s·K))	kW/(m²·K) (N/(mm·s·K))	0.001Exact: every digit of the value is shown.
Specific heat	J/(kg·K) (m²/(s²·K))	mJ/(t·K) (mm²/(s²·K))	1,000,000Exact: every digit of the value is shown.

Typical inputs

Typical material values in system A and system B
Item	Given	In A	In B
Steel, elastic modulus E	210GPa	210,000,000,000PaExact: every digit of the value is shown.	210,000MPaExact: every digit of the value is shown.
Steel, elastic modulus E	200GPa	200,000,000,000PaExact: every digit of the value is shown.	200,000MPaExact: every digit of the value is shown.
Steel, elastic modulus E	29,000ksi	199,947,961,500PaRounded: the exact value is 6449921342127725/32258, which has no finite decimal.	199,947.9615MPaRounded: the exact value is 257996853685109/1290320000, which has no finite decimal.
Concrete C30/37, mean modulus Ecm	33GPa	33,000,000,000PaExact: every digit of the value is shown.	33,000MPaExact: every digit of the value is shown.
Steel, density	7,850kg/m³	7,850kg/m³Exact: every digit of the value is shown.	7.85 × 10⁻⁹t/mm³Exact: every digit of the value is shown.
Steel, density	490lb/ft³	7,849.047053kg/m³Rounded: the exact value is 6945633165625/884901456, which has no finite decimal.	7.849047053 × 10⁻⁹t/mm³Rounded: the exact value is 2222602613/283168465920000000, which has no finite decimal.
Fresh water, density	1,000kg/m³	1,000kg/m³Exact: every digit of the value is shown.	1 × 10⁻⁹t/mm³Exact: every digit of the value is shown.
Seawater, density	1,025kg/m³	1,025kg/m³Exact: every digit of the value is shown.	1.025 × 10⁻⁹t/mm³Exact: every digit of the value is shown.
Concrete, unit weight	24kN/m³	24,000N/m³Exact: every digit of the value is shown.	0.000024N/mm³Exact: every digit of the value is shown.
Standard gravity gₙ	9.80665m/s²	9.80665m/s²Exact: every digit of the value is shown.	9,806.65mm/s²Exact: every digit of the value is shown.