ASTM A804/A804M-04被替代
Standard Test Methods for Alternating-Current Magnetic Properties of Materials at Power Frequencies Using Sheet-Type Test Specimens
出版：American Society for Testing and Materials
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基本信息
标准编号： ASTM A804/A804M-04
发布时间：2004/5/1 0:00:00
标准类别：Standard
出版单位：American Society for Testing and Materials
标准页数：16
标准简介
CONTAINED IN VOL. 03.04, 2005Determines specific core loss and peak permeability of single layers of sheet type specimens tested with normal excitation at frequency 50 or 60 Hz.
本标准替代的旧标准
替代本标准的新标准
