DIN EN 17020-2:2023-07 Extended application of test results on durability of self-closing for fire resistance and/or smoke control doorsets and openable windows - Part 2: Durability of self-closing of steel rolling shutters; German version EN 17020-2:2022

标准编号：DIN EN 17020-2:2023-07

英文标题：Extended application of test results on durability of self-closing for fire resistance and/or smoke control doorsets and openable windows - Part 2: Durability of self-closing of steel rolling shutters; German version EN 17020-2:2022

德文标题：Erweiterte Anwendung von Prüfergebnissen zur Dauerhaftigkeit der Selbstschließung für Feuerschutz- und/oder Rauchschutztüren, -tore und zu öffnende Fenster - Teil 2: Dauerhaftigkeit der Selbstschließung von Rolltoren aus Stahl; Deutsche Fassung EN 17020-2:2022

发布日期：2023-07

DIN EN 17020-2:2023-07 Extended application of test results on durability of self-closing for fire resistance and/or smoke control doorsets and openable windows - Part 2: Durability of self-closing of steel rolling shutters; German version EN 17020-2:2022

标准预览图