UNI EN ISO 4590:2016现行
Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells
出版：Ente Nazionale Italiano di Unificazione (UNI)
专家解读视频
基本信息
标准编号： UNI EN ISO 4590:2016
标准类别：Standard
出版单位：Ente Nazionale Italiano di Unificazione (UNI)
标准页数：0
标准简介
This International Standard specifies a general procedure for the determination of the volume percentage of open and of closed cells of rigid cellular plastics, by measurement first of the geometrical volume and then of the air-impenetrable volume of test specimens.
本标准替代的旧标准
