30.20 Jul 29, 2026
ISO
ISO/TC 206
Technical Report
This document specifies a method for measuring the heat transfer properties (the effective thermal conductivity, the thermal resistance, and the thermal conductance) of metalized ceramic substrates for power modules by Steady state Comparative longitudinal Heat Flow method with a cartridge.
PROJECT
ISO/CD TR 4825-2
30.20
CD study/ballot initiated
Jul 29, 2026
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