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
專家解讀視頻
基本信息
標準編號： AS B121.4-1965
標準類別：Standard
出版單位：Standards Australia
標準頁數：0
標準簡介
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.
替代本標準的新標準
等同采用的國際標準
BS 919-4:1964 - Identical
