AS B121.4-1965被替代
Screw gauge limits and tolerances Limits of size for gauges for screw threads of Unified form diameters 1/4 in and larger
出版：Standards Australia
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基本信息
标准编号： AS B121.4-1965
标准类别：Standard
出版单位：Standards Australia
标准页数：0
标准简介
This standard gives the limits of size for the following types of gauges, setting plugs and check plugs for the various classes of standard Unified Coarse (UNC), Unified Fine (UNF) and Unified Extra Fine (UNEF) threads: - Screw gauges; Setting Plugs; Check gauges; and Plain gauges.
替代本标准的新标准
等同采用的国际标准
BS 919-4:1964 - Identical
