DS DS/EN ISO 10669
DS DSEN SO 10669 1999-NOV-16 Plan washers for tappng screw and washer assembles - Normal and large seres - Product grade A
DS DSEN SO 10669 1999-NOV-16 Plan washers for tappng screw and washer assembles - Normal and large seres - Product grade A
This International Standard specifies the characteristics of plain steel washers of product grade A for tapping screw and washer assemblies in accordance with ISO 10510