PREN 12514-4 : DRAFT 2009
Current
The latest, up-to-date edition.
PARTS FOR SUPPLY SYSTEMS FOR CONSUMING UNITS WITH LIQUID FUELS - PART 4: SAFETY REQUIREMENTS AND TESTS - PIPINGS AND PARTS WITHIN PIPELINES
01-12-2013
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Safety requirements
4.1 General requirements
4.1.1 General
4.1.2 Materials
4.1.3 Construction requirements
4.1.4 Pressure strength
4.1.5 Temperature range
4.1.6 Flow resistance
4.1.7 Function
4.1.8 External leak-tightness
4.1.9 Corrosion resistance
4.1.10 Fireproof part
4.1.11 Flood proof part
4.1.12 Vacuum test
4.2 Part related requirements
4.2.1 Pipeline connections
4.2.2 Rigid metallic pipes
4.2.3 Non-metallic pipes
4.2.4 Flexible pipes
4.2.5 Fastener
5 Testing
5.1 Verification of the resistance of non-metallic pipe
materials against liquid fuel
5.1.1 General
5.1.2 Test preparation
5.1.3 Test methods
5.2 Testing of pipeline connections and fasteners
5.2.1 General
5.2.2 Type testing
5.2.3 Factory production control
5.3 Evaluation of conformity
6 Marking, packaging, and instructions
6.1 General
6.2 Marking
6.3 Instructions for installation, maintenance, and operation
Annex A (normative) Rigid metallic pipes within the scope of
prEN 12514-4
A.1 Rigid metallic pipes for aboveground installations
A.1.1 General
A.1.2 Metallic pipes from non-alloy and alloy steels
A.1.3 Pipes from stainless austenitic steels
A.1.4 Copper and copper alloy pipes
A.1.5 Aluminium pipes
A.2 Rigid metallic pipes for buried installations
Annex B (normative) Union nut G 3/8 with 60 degrees internal cone
as pipeline connection
Annex C (normative) Stud connectors with sealing ring
C.1 General
C.2 Stud end of stud connector
C.3 Sealing ring
C.3.1 Dimensions and designation
C.3.2 Materials
Annex D (normative) Compression fittings for parts with G 3/8
internal thread
D.1 General
D.2 Materials
D.3 Design types
D.3.1 Design type G
D.3.2 Design type A
Bibliography
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