DIN 3538:1986-07 Valves for gas installations; butterfly valves; female threaded ends

标准编号：DIN 3538:1986-07

英文标题：Valves for gas installations; butterfly valves; female threaded ends

德文标题：Armaturen für Gasinstallationen; Absperrklappen; Innengewinde-Anschluß

发布日期：1986-07

标准预览图