Various types of stainless steel are made by adding a certain concentration of metal ions with antibacterial function (such as copper, silver, etc.). For example, 1.5% -2% copper is added to ferritic stainless steel and austenilic stainless steel, and it is evenly distributed through heat treatment? It can effectively kill Escherichia coli and Staphylococcus aureus bacteria and can be widely used in washing machine drums, kitchen utensils, medical and sanitary appliances, food processing equipment, household appliances, etc; The stainless steel containing silver is widely used as a sink, kitchen utensils, etc. Typical steel designation grades of copper containing antibiosis stainless steel (YB/T 4171-2008) include 06Crl8Ni9Cu2, 06Crl7Cu2 and 20Crl3Cu3.
No classification at present.