DIN 3399:1986-08 Gas low-pressure cut-off valves; safety requirements, testing

标准编号：DIN 3399:1986-08

英文标题：Gas low-pressure cut-off valves; safety requirements, testing

德文标题：Gasmangelsicherungen; Sicherheitstechnische Anforderungen, Prüfung

发布日期：1986-08

标准预览图