Materials, construction, and performance of stainless steel and silver plated setting and serving cutlery. Marking system for designating thickness of silver. Appendices on test methods and guidance to users and purchasers on selection and care.
BS 5577:1984 history
1999BS 5577:1999 Specification for table cutlery with non-metallic handles
1998BS EN ISO 8442-2:1998 Materials and articles in contact with foodstuffs - Cutlery and table holloware - Requirements for stainless steel and silver-plated cutlery