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CAE Unit System Reference
Consistent unit systems commonly used in CAE:
SI: m · kg · s → Force: N, Pressure: Pa
mm-tonne-s: mm · t · s → Force: N, Pressure: MPa (dominant in Abaqus/LS-DYNA)
mm-kg-ms: mm · kg · ms → Force: kN, Stress: GPa (impact/crash)
Rows marked CAE are the most commonly used units in simulation.
Note: Temperature conversion uses a linear transform (offset + scale), not a simple ratio. Absolute zero is K = 0, °C = −273.15, °F = −459.67.