DIN EN 169 : 2003现行
PERSONAL EYE PROTECTION - FILTERS FOR WELDING AND RELATED TECHNIQUES - TRANSMITTANCE REQUIREMENTS AND RECOMMENDED USE
出版：German Institute for Standardisation (Deutsches Institut für Normung)
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基本信息
标准编号： DIN EN 169 : 2003
发布时间：2003/1/1 0:00:00
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：18
标准简介
Gives the scale numbers and transmittance requirements for filters intended to protect operators performing work involving welding, braze-welding, air-arc gouging and plasma jet cutting. It also includes requirements for welding filters with dual scale numbers.
本标准替代的旧标准
