UNI EN 12805 : 2005

Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
  3.1 Terms and definitions
  3.2 Symbols and abbreviations
4 Technical requirements
  4.1 General provisions
  4.2 Dimensions
  4.3 Steel
  4.4 Design temperature
  4.5 Design pressure
  4.6 Heat treatment
  4.7 Calculation of the parts under pressure
      4.7.1 Wall thickness of the cylindrical shell
      4.7.2 Non-cylindrical containers
      4.7.3 Container ends
5 Construction and workmanship
  5.1 General requirements
  5.2 Welding requirements
      5.2.1 Welding qualifications
      5.2.2 Technical welding requirements
      5.2.3 Shift rotating of welds
      5.2.4 Inspection of welds
      5.2.5 Weld repair
  5.3 Tolerances
      5.3.1 Out-of-roundness
      5.3.2 Straightness
      5.3.3 Capacity
      5.3.4 Position
  5.4 Openings
  5.5 Accessories
6 Markings
7 Tests during the production process and on prototypes
  7.1 Tests to be performed
  7.2 Destructive testing
      7.2.1 General requirements
      7.2.2 Tensile test
      7.2.3 Retesting for a tensile test
      7.2.4 Bend test
      7.2.5 Retesting for a bend test
      7.2.6 Macroscopic examination
  7.3 Burst test under hydraulic pressure
      7.3.1 Test conditions
      7.3.2 Interpretation of test
      7.3.3 Test acceptance conditions
      7.3.4 Retesting for burst test
  7.4 Hydraulic test
  7.5 Hardness test
  7.6 Fatigue test, only for containers for which the strength
      can not be calculated
  7.7 Bonfire test
      7.7.1 General
      7.7.2 Container set-up
      7.7.3 Fire source
      7.7.4 Temperature and pressure measurements
      7.7.5 General test requirements
      7.7.6 Acceptable results
  7.8 Radiographic examination
Annex A (informative) Examples of container shapes
Annex B (informative) Examples of container ends
Annex C (normative) Examples of butt welds
Annex D (normative) Examples of welded plates and rings
Annex E (normative) Shift rotating of welds
Annex F (normative) Tolerance on position of plate or ring
Annex G (normative) Location of test specimen
      G.l Location of test specimen from a 2-section container
      G.2 Location of test specimen from a 3-section container
      G.3 Location of macrosection for valve boss/plate welds
Annex H (normative) Test specimen for mechanical tests
Annex I (normative) Radiography of welds
Annex J (normative) Determination of the shape factor C Key
Annex K (informative) Type approval requirements
      K.1 Application for type approval
      K.2 Approval according to UN ECE Regulation 67
      K.3 modification of a container type and extension of
          approval
      K.4 Conformity of production
      K.5 Production definitely discontinued
Annex L (informative) Approval mark and communication form
      L.l Type approval mark
      L.2 Example of a communication form
      L.3 International country numbers in accordance with
          UN-ECE regulation 67
Bibliography

Describes the requirements for design, manufacturing and testing of welded steel automotive Liquefied Petroleum Gas (LPG) containers, to be permanently attached to a motor vehicle, where the automotive LPG is to be used as a fuel in the vehicle.