DIN EN 817:2023-07
卫生水龙头 - 机械混合阀 (PN 10) - 通用技术规范
Sanitary tapware - Mechanical mixing valves (PN 10) - General technical specifications; German and English version prEN 817:2023 / Note: Date of issue 2023-06-09*Intended as replacement for DIN EN 817 (2008-09).