Respiratory protective devices. Gas cylinder valves - Outlet connections Ingestion-build-51215 BS EN 50271 is applicable

BS EN 50271 is applicable to electrical apparatus for the detection and measurement of combustible gases

This part of ISO 9117 specifies a test method for determining under standard conditions whether a single coat or a multi-coat system of paint

BS 5909 is a British standard on the method for scale adhesion test for oxygen-free copper

1:1999 remain acceptable for the purposes of this standard

product and process properties necessary to avoid ignition and electrostatic shock hazards arising from static electricity as well as the operational requirements needed to ensure safe use of the equipment

Respiratory protective devices. Gas cylinder valves - Outlet connections Ingestion-build-51215 BS EN 50271 is applicable1 Scope This European Standard specifies the dimensions, tolerances and marking requirements of outlet connections for connecting regulators and cylinder valves for respiratory protective devices except those for diving applications.