2020DIN EN 12569:2020 Industrial valves - Valves for chemical and petrochemical process industry - Requirements and tests; German version EN 12569:2020
1970DIN EN 12569 E:2019-09 Industrial valves - Valves for chemical and petrochemical process industry - Requirements and tests
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