
Iso Metric Screw Threads - Coarse And Fine Screw Threads From 1 To 300 Mm Diameter - General Plan Of The Screw Threads According To Iso 261-1973
出版:German Institute for Standardisation (Deutsches Institut für Normung)

专家解读视频
ISO 261-1973 contains ISO general purpose metric screw threads having a basic profile according to ISO 68-1973. It is left to the discretion of each country concerned to make a suitable selection from the screw threads featured with diameter/pitch combinations which are best suited to the needs of the particular country 1).
ISO 261:1998 - Similar