
DIAMETERS OF DRILLS FOR MINOR DIAMETERS OF TAPPED THREADS
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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基本信息
标准编号: DIN 336 : 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:12
标准简介
This standard is included in DIN Handbook 6. Gives sizes of drills for use prior to tapping parallel screw threads of nominal length of engagement, the drill diameter being approximately equal to the nominal diameter of the thread minus the pitch. Does not apply to threads produced by cold forming.
本标准替代的旧标准