| Mass | Length | Time | Force | Stress | Energy | Density | Young's Modulus | Gravity |
|---|---|---|---|---|---|---|---|---|
| Kg | m | s | N | Pa | J | 7.83e+03 | 2.07e+11 | 9.806 |
| Kg | cm | s | 1.0e-02N | 7.83e-03 | 2.07e+09 | 9.806e+02 | ||
| Kg | cm | ms | 1.0e+04N | 7.83e-03 | 2.07e+03 | 9.806e-04 | ||
| Kg | cm | us | 1.0e+10N | 7.83e-03 | 2.07e-03 | 9.806e-10 | ||
| Kg | mm | ms | kN | GPa | kN-mm | 7.83e-06 | 2.07e+02 | 9.806e-03 |
| g | cm | s | dyne | dyne/cm^2 | erg | 7.83e+00 | 2.07e+12 | 9.806e+02 |
| g | cm | us | 1.0e+07N | Mbar | 1.0e+07Ncm | 7.83e+00 | 2.07e+00 | 9.806e-10 |
| g | mm | s | 1.0e-06N | pa | 7.83e-03 | 2.07e+11 | 9.806e+03 | |
| g | mm | ms | N | MPa | N-mm | 7.83e-03 | 2.07e+05 | 9.806e-03 |
| ton | mm | s | N | MPa | N-mm | 7.83e-09 | 2.07e+05 | 9.806e+03 |
| ibf-s^2/in | in | s | ibf | psi | ibf-in | 7.33e-04 | 3.00e+07 | 386 |
| slug | ft | s | ibf | psf | ibf-ft | 1.52e+01 | 4.32e+09 | 32.17 |
| kgf-s^2/mm | mm | s | kgf | kgf/mm^2 | kgf-mm | 7.98e-10 | 2.11e+04 | 9.806e+03 |
| Kg | mm | s | mN | 1.0e+03pa | 7.83e-06 | 2.07e+08 | 9.806e+03 | |
| g | cm | ms | 1.0e+1N | 1.0e+05pa | 7.83e+00 | 2.07e+06 | 9.806e-04 |
| Units:N,m,Kg,S | Units:N,mm,Tonne,S |
|---|---|
| Length:m | Length:mm |
| Mass:Kg | Mass:Tonne(T) |
| Time:Second | Time:Second |
| Force:Newton | Force:Newton |
| Energy/Work:Joule(J) | Energy/Work:millijoule(mJ) |
| Power:Watt(=W=Js) | Power:milliwatt(=mW=mJs) |
| Density:kg/m^3 | Density:T/mm^3 |
| Modulus/Stress:N/m2(=Pa) | Modulus/Stress:N/mm2(=MPa) |
| Temperature:Kelvin(for temperature differentials,1K=1degree C) | Temperature:Kelvin(for temperature differentials,1K=1degree C) |
| Conductivity:W/m.C(=J/s/m.C) | Conductivity:mW/mm.C(=mJ/s/mm.C) |
| Specific Heat:J/Kg.C | Specific Heat:mJ/Tonne.C |
| Thermal expansion Coefficient:m/m.C(1/C) | Thermal expansion Coefficient:mm/mm.C(1/C) |
| Flux:W/m2(=J/s/m2) | Flux:mW/mm2(=mJ/s/mm2) |
| Convection:W/m2.C(=J/s/m2.C) | Convection:mW/mm2.C(=mJ/s/mm2.C) |
| (Exp.) | Units: N, m, Kg | Units: N, mm, Tonne |
|---|---|---|
| Length=50×70mm | Length=0.05×0.07m | Length=50×70mm |
| Density=4.5g/cm3 | Density=4.5e3Kg/m3 | Density=4.5e-9Tonne/mm3 |
| Yield Stress=445MPa | Yield Stress=445e6Pa | Yield Stress=445MPa |
| Elasticity=105GPa | Elasticity=105e9Pa | Elasticity=105e3MPa |
| Conductivity=16.4W/(m.C) | Conductivity=16.4W/(m.C) | Conductivity=16.4mW/(mm.C) |
| Specific Heat=523(J/Kg.C) | Specific Heat=523(J/Kg.C) | Specific Heat=523e6(mJ/Tonne.C) |
| Thermal expansion Coefficient=9.2µm/(m.C) | Thermal expansion Coefficient=9.2e-6m/(m.C)=9.2E-6 (1/C) | Thermal expansion Coefficient=9.2e6mm/(mm.C)=9.2e-6 (1/C) |
| Commonly used unit SI-m value | SI-mm value | Mulitification factor from commonly used unit to SI-mm | |
|---|---|---|---|
| Stiffness of steel | 210GPa(210×10^9Pa) | 210000MPa | 1000 |
| Density of steel | 7850Kg/m^3 | 7.85×10^-9 tonne/mm^3 | 10^-12 |
| Gravitational constant | 9.81m/s^2 | 9810mm/s^2 | 1000 |
| Pressure | 1bar(10^5Pa) | 0.1MPa | 10^-1 |
| Absolute zero temperature | -273.15°C 0 K | °C and K Both are acceptable | |
| Stefan Boltzmann constant | 5.67×10^-8 W.m^-2.K^4 | 5.67×10^-11 mW.mm^-2.K^4 | 0.001 |
| Universal gas constant | 8.31 J.K^-1.mol^-1 | 8.31×10^3 mJ.K^-1.mol^-1 | 1000 |








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