Plain washers for screw and washer assemblies - Small, normal and large series - Product grade A (ISO/DIS 10673:2007); German version prEN ISO 10673:2008
Screw and washer assemblies made of steel with plain washers - Washer hardness classes 200 HV and 300 HV (ISO 10644:2009); German version EN ISO 10644:2009— 12 стр.
