DIANET
稀土类磁石
Magnetic Unit Conversion Chart
| Item | Quantifier | Unit | SI unit system to CGS unit system |
CGS unit system to SI unit system |
|||
|---|---|---|---|---|---|---|---|
| SI unit system |
CGS unit system | ||||||
| Name (relational expression) |
Symbol | Name (relational expression) |
Symbol | ||||
| Magnetic flux | φ | Weber (φ=BA) |
Wb | Maxwell （φ=BA） |
Mx | 1Wb=108Mx | 1Mx =10-8Wb |
| Magnetic flux density |
B | Tesla | T | Gauss | G | 1T=104G | 1G =10-4T |
| Magnetic strength | H | Ampere per meter |
A/m | Oersted | Oe | 1A/m =4π/103Oe =1.257×10-2Oe |
1Oe = 103/4π A/m =79.578 A/m |
| Absolute permeability |
μ | Henry per meter |
H/m | Ablosute number | – | 1H/m =107/4π =79.578×105 |
1 =4π/107H/m =1.257×10-6H/m |
| Permeability (premeance coefficient) |
μr | Ablosute number （μr=μ/μ0） |
– | Ablosute number （μr=μ） |
– | This is the same in the SI and CGS unit system |
|
| Permeance | P | Henry （P=φ/Fm） |
H | Maxwell per gilbert （P=φ/Fm） |
Mx/Gb | 1H =109/4π Mx/Gb =7.958×107 Mx/Gb |
1Mx/Gb=4π/109 H =1.257×10-8 H |
| Magnetic energy product | Joule per Cubic meter (BH) |
J/m3 | Gauss oersted or erg per cubic centimeter (BH) |
GOe erg/cm3 |
1J/m3 =4π×10GOe =1.257×102 GOe =1.257×102 erg/cm3 |
1GOe=1/4π×10-1J/m3 =7.958×10-3J/m3 =1erg/cm3 |
|
| Magnetic enerty |
E | Joule (BH・AL/2) |
J | Erg (B2A/8π) |
erg | 1J=107erg | 1erg=10-7J |
| Magnetic attractive force | F | Newton (B2A/2μ0) |
N | Dyne (B2A/8π) |
dym | 1N=105dyn （1N=0.102kgf） |
1dyn=10-5N （1kgf=9.807N） |
※Remark1：A is a cross-section area (m, cm)
※Remark2：L is a flux path length (m, cm)
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