ISO/TR 13086-4:2019

TECHNICAL ISO/TR
REPORT 13086-4
First edition
2019-09
Gas cylinders — Guidance for design
of composite cylinders —
Part 4:
Cyclic fatigue of fibres and liners
Reference number
ISO/TR 13086-4:2019(E)
©
ISO 2019

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ISO/TR 13086-4:2019(E)

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ISO/TR 13086-4:2019(E)

Contents Page
Foreword .iv
1 Scope . 1
2 Normative references . 1
3 Terms and definitions . 1
4 Background . 1
5 Cyclic fatigue evaluation . 2
6 Elements of cyclic fatigue . 2
6.1 Service conditions and requirements . 2
6.1.1 Temperature and moisture . 2
6.1.2 Pressure . 3
6.1.3 Pressure cycles . 3
6.2 Test conditions and specimens . 4
6.3 Fibre materials and their fatigue properties . 6
6.3.1 Materials . 6
6.3.2 Material properties and data . 6
6.3.3 Hybrid construction . 7
6.4 Liner materials and their fatigue properties . 8
6.4.1 Materials used . 8
6.4.2 Material properties and data . 8
6.4.3 Issues with localized strain differences . 8
6.5 Resin materials and their fatigue properties .
...