DIN Standards Committee Pressurized Gas Installations
DIN 477-1
Gas cylinder valves for cylinder test pressures up to 300 bar - Part 1: Valve inlet and outlet connections
Gasflaschenventile für Flaschenprüfdrücke bis einschließlich 300 bar - Teil 1: Ventileingangs- und Ventilausgangsanschlüsse
Overview
DIN 477-1 applies for gas cylinder valves according to DIN EN ISO 10297 for compressed, liquefied and dissolved gases. Unless specified otherwise, it specifies inlet and outlet connections of gas cylinder valves. Inlet and outlet connections for gas cylinder valves for respiratory protective devices are specified in DIN EN 144, Parts 1 to 3.