2015DIN EN 16617:2015-07 Pipework - Corrugated metal hose assemblies for combustible gas - Performance requirements, testing and marking; German version EN 16617:2015
2015DIN EN 16617:2015 Pipework - Corrugated metal hose assemblies for combustible gas - Performance requirements, testing and marking; German version EN 16617:2015
1970DIN EN 16617 E:2013-06 Pipework - Corrugated metal hose assemblies for combustible gas - Performance requirements, testing and marking