GB/T 34542.2-2018 Translated English of Chinese Standard. (GBT 34542.2-2018, GB/T34542.2-2018, GBT34542.2-2018): Storage and transportation systems for gaseous hydrogen - Part 2: Test methods for evaluating metallic material compatibility in hydrogen atmosphereThis Standard specifies the test equipment, test conditions and test methods for evaluating metallic material compatibility in hydrogen atmosphere. This Standard is applicable to the determination of tensile properties, fatigue properties and fracture mechanical properties of metal materials in a gaseous hydrogen atmosphere. |
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chemical composition compatibility in hydrogen crack growth rate curve of test Environment reference test equipment and samples evaluating metallic material Fatigue crack growth Fatigue life test force control force ratio fracture toughness gas purity gaseous hydrogen heat treatment high-pressure hydrogen environment inert gas internal measuring equipment least contain loading rod material designation meet the relevant metallic material compatibility nitrogen or inert notched round bar oxygen and water parameters if necessary pressure-time curve procedures shall meet Recommended test temperature relevant requirements report The test requirements for hydrogen requirements of GB/T round bar sample sample sampling position sample shall meet sampling orientation sine wave smooth round bar strain control stress intensity factor support equipment systems for gaseous Technical requirements temperature-time curve test chamber Test conditions test equipment test frequency Test methods Test parameters test pressure Test procedures Test report Test result test temperature values water content waveform welding process parameters Zhejiang University