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BS ISO 11119-3:2020 Gas cylinders. Design, construction and testing of refillable composite gas cylinders and tubes - Fully wrapped fibre reinforced composite gas cylinders and tubes up to 450 l with non-load-sharing metallic or non-metallic liners or wit >
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BS ISO 11119-3:2020 Gas cylinders. Design, construction and testing of refillable composite gas cylinders and tubes - Fully wrapped fibre reinforced composite gas cylinders and tubes up to 450 l with non-load-sharing metallic or non-metallic liners or wit, 2021
- undefined
- Foreword
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Symbols
- 5 Inspection and testing
- 6 Materials
- 6.1 Liner materials
- 6.2 Composite materials
- 7 Design and manufacture
- 7.1 General
- 7.2 Design submission
- 7.3 Manufacturing
- 8 Type approval procedure
- 8.1 General requirements
- 8.2 Prototype tests
- 8.3 New design
- 8.4 Design variants
- 8.5 Type approval test procedures and criteria
- 8.5.1 Proof pressure test
- 8.5.2 Hydraulic elastic expansion test
- 8.5.3 Cylinder burst test
- 8.5.4 Ambient cycle test
- 8.5.5 Vacuum test
- 8.5.6 Environmental cycle test
- 8.5.7 Environmentally assisted stress rupture test
- 8.5.8 Flaw test
- 8.5.9 Drop/impact test
- 8.5.10 High velocity impact (gunfire) test
- 8.5.11 Fire resistance test
- 8.5.12 Permeability test
- 8.5.13 Torque test on cylinder neck boss
- 8.5.14 Salt water immersion test
- 8.5.15 Leak test
- 8.5.16 Pneumatic cycle test
- 8.5.17 Liner burst test
- 8.5.18 Resin shear strength
- 8.5.19 Glass transition temperature
- 8.6 Failure of type approval tests
- 9 Batch inspection and testing
- 9.1 Liner
- 9.2 Failure of liner batch tests
- 9.3 Overwrap materials
- 9.4 Composite cylinder
- 9.5 Cylinder failure during type approval or batch testing
- 10 Cylinder marking
- 10.1 General
- 10.2 Additional marking
- Annex A (informative) Examples of design approval certificate
- Annex B (informative) Specimen test reports
- Annex C (informative) Test report for equivalency
- Annex D (informative) Standardized test requirements for thermally activated pressure relief devices
- Bibliography [Go to Page]