DIN EN 493 : 1992被替代
FASTENERS - SURFACE DISCONTINUITIES - NUTS
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
基本信息
标准编号： DIN EN 493 : 1992
标准类别：Standard
出版单位：German Institute for Standardisation (Deutsches Institut für Normung)
标准页数：0
标准简介
This standard is included in DIN Handbook 55. Sets limits for several types of surface discontinuities on nuts of product grades A and B with thread diameters from 5 mm to 39 mm inclusive. Also includes detailed annexes.
