I.S. EN 4161:2019現行
Aerospace series - Screws, pan head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated - Classification: 1 100 PMa (at ambient temperature)/235 °C
出版：National Standards Authority of Ireland
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基本信息
標準編號： I.S. EN 4161:2019
標準類別：Standard
出版單位：National Standards Authority of Ireland
標準頁數：0
標準簡介
This European standard specifies the characteristics of screws, pan head, offset cruciform recess, coarse tolerance normal shank, long thread, in alloy steel, cadmium plated, for aerospace applications.
本標準替代的舊標準
等同采用的國際標準
EN 4161:2019 - Identical
