Table of Contents

Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Service conditions
   4.1 General
   4.2 Expected service
   4.3 Working pressure
   4.4 Maximum filling pressure
   4.5 Filling cycles
   4.6 Design temperature
   4.7 Gas composition
   4.8 External surfaces
   4.9 Fire effects
5 Information to be recorded
   5.1 General
   5.2 Statement of service
   5.3 Design drawings and information
   5.4 Stress analysis report
   5.5 Material property data
   5.6 Fire protection
   5.7 Manufacturing data
6 Materials
   6.1 Compatibility
   6.2 Steel
   6.3 Stainless steels
   6.4 Aluminium alloys
   6.5 Resins
   6.6 Fibres
   6.7 Plastic liners
   6.8 Metal end bosses
7 Design requirements
   7.1 General
   7.2 Test pressure
   7.3 Burst pressure and fibre stress ratio
   7.4 Stress analysis
   7.5 Maximum defect size
   7.6 Fire protection
8 Construction and workmanship
   8.1 Materials
   8.2 Type 3 metal liner
   8.3 Neck threads, neck ring, foot ring, attachment for
        support
   8.4 Forming
   8.5 Fibre winding
   8.6 Curing of thermosetting resins
   8.7 Auto-frettage
   8.8 Exterior environmental protection
9 Type (qualification) tests
   9.1 Qualification of new designs
   9.2 Generic type tests
   9.3 Exemptions to generic type tests
   9.4 Qualification of design changes
   9.5 Alternative type tests
10 Production and batch tests
   10.1 Production tests
   10.2 Batch tests
   10.3 Failure to meet batch and production test requirements
11 Markings
12 Preparation for dispatch
Annex A (informative) - Rationale for number of filling cycles
Annex B (normative) - Test methods and acceptance criteria
Annex C (informative) - Verification of stress ratios using strain
                      gauges
Annex D (informative) - NDE defect size by flawed fuel tank cycling
Annex E (normative) - Alternative type tests
Bibliography

Abstract

Describes the requirements for lightweight refillable fuel tanks intended for the on-board storage of high-pressure compressed gaseous hydrogen or hydrogen blends on land vehicles.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	International Organization for Standardization
Pages
ISBN
Committee	TC 197