2017DIN EN 4814:2017-08 Aerospace series - Flange couplings up to 21 000 kPa - Technical specification - Inch series; German and English version EN 4814:2017
2017DIN EN 4814:2017 Aerospace series - Flange couplings up to 21 000 kPa - Technical specification - Inch series; German and English version EN 4814:2017
1970DIN EN 4814 E:2016-11 Aerospace series - Flange couplings up to 21 000 kPa - Technical specification - Inch series