DIN EN 417:2012-05

Cooperating organizations
National foreword
Foreword
Introduction
1 Scope
2 Definitions
2.1 Gas cartridge
2.2 Pierceable gas cartridge
2.3 Two piece gas cartridge with valve
2.4 Three piece gas cartridge with valve
2.5 Total capacity
2.6 Net capacity
2.7 Test pressure
2.8 Burst pressure
2.9 Volume for the liquid phase
2.10 Liquefied petroleum gas
2.11 Stenched liquefied petroleum gas
2.12 Female valve
2.13 Male valve
2.14 Valve cup
3 Materials, design and construction
3.1 Materials
3.2 Design and construction - General
3.3 Pierceable cartridges
3.4 Cartridges with valves
4 Requirements for filled gas cartridges
5 Type testing
5.1 General
5.2 Dimensions
5.3 Net capacity
5.4 Pressure strength
5.5 Gas tightness of cartridges
5.6 Gas tightness of valves
5.7 Drop test
5.8 Threaded centre boss valve - Mechanical strength
      torque test (Type 1, 2, 3 and 4 valves)
6 Manufacturing and filling tests and examination
6.1 General
6.2 Tests and inspection performed by the cartridge
      manufacturer
6.3 Test performed by the valve manufacturer
6.4 Tests and inspection performed by the filler
7 Marking
7.1 General
7.2 Marking applicable to all cartridges
7.3 Additional marking for cartridges with valves
7.4 Additional marking for pierceable cartridges
7.5 Additional marking for cartridges of diameter or
      height less than 40 mm
7.6 Optional marking
Annex A (normative) Pressure strength test on finished
cartridges - Test method
A.1 Type testing
A.2 Testing during manufacture and filling
Annex B (normative) Type testing procedure
B.1 General
B.2 Application for type testing
B.3 Factory inspection
National annex NA (informative) Committees responsible

This European Standard specifies material, construction, inspection and marking requirements for nonrefillable metallic gas cartridges with or without a valve for use with portable appliances which comply with the requirements of EN 521.