2020DIN EN 12569:2020 Industrial valves - Valves for chemical and petrochemical process industry - Requirements and tests; German version EN 12569:2020
2001DIN EN 12569:2001 Industrial valves - Valves for chemical and petrochemical process industry - Requirements and tests (includes Corrigendum AC:2000); German version EN 12569:1999 + AC:2000