Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Nomenclature
5 General requirements
5.1 Safety
5.2 Alternative construction
5.3 Materials
5.4 Design requirements
5.5 Constructional requirements
6 Test methods
6.1 General
6.2 Test conditions
6.3 Test method for outlet pressure
6.4 Test methods for leakage
6.5 Test method for mechanical strength
6.6 Test method for accuracy of flow of pressure
regulators fitted with flowmeters or flowgauges
6.7 Test method for the stability of flow of pressure
regulators fitted with flowmeters or flowgauges
6.8 Test method for stability and accuracy of flow
of pressure regulators fitted with fixed orifices
6.9 Test method for loosening torque
6.10 Test method for durability of markings and
colour coding
7 Marking, colour coding, packaging
7.1 Marking
7.2 Colour coding
7.3 Packaging
8 Information to be supplied by the manufacturer
Annex A (informative) - Typical examples of low-pressure
regulators
Annex B (informative) - Rationale
Annex C (informative) - Reported regional and national
deviations of colour coding and nomenclature
for medical gases
Annex D (informative) - Environmental aspects
Annex ZA (informative) - Correspondence between this International
Standard and Directive 93/42/EEC
Bibliography