ISO 11114-6:2022
Gas cylinders — Compatibility of cylinder and valve materials with gas contents — Part 6: Oxygen pressure surge testing
This document specifies requirements for the test apparatus and test procedure in order to apply oxygen pressure surges consistently to devices being tested for resistance to ignition by adiabatic compression and to materials for oxygen compatibility.
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test installation
4.1 Test gas
4.1.1 Test gas specification
4.1.2 Temperature of test gas
4.2 Condition of test sample
4.3 Surge tube (cannon)
5 Design of the test facility
5.1 General
5.2 Intermediate connector on the test sample side
5.3 Pressure measurement devices
5.4 Temperature gauge
5.5 Pressure rise time verification
6 Test procedure
6.1 Samples
6.2 Pressure
6.3 Temperature(s)
6.4 Visual examination
7 Validity of the test
8 Pass/fail criteria for the test sample
9 Test report
Annex A (informative) Oxygen pressure surge testing of accessories
Bibliography
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AS/NZS ISO 11114.1:2025
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AS/NZS ISO 11114.2:2025
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AS/NZS ISO 11114.3:2025
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Test installation
4.1 Test gas
4.1.1 Test gas specification
4.1.2 Temperature of test gas
4.2 Condition of test sample
4.3 Surge tube (cannon)
5 Design of the test facility
5.1 General
5.2 Intermediate connector on the test sample side
5.3 Pressure measurement devices
5.4 Temperature gauge
5.5 Pressure rise time verification
6 Test procedure
6.1 Samples
6.2 Pressure
6.3 Temperature(s)
6.4 Visual examination
7 Validity of the test
8 Pass/fail criteria for the test sample
9 Test report
Annex A (informative) Oxygen pressure surge testing of accessories
Bibliography