
TRANSPORTABLE GAS CYLINDERS - COMPATIBILITY OF CYLINDER AND VALVE MATERIALS WITH GAS CONTENTS - PART 4: TEST METHODS FOR SELECTING STEELS RESISTANT TO HYDROGEN EMBRITTLEMENT (ISO 11114-4:2017)
出版:Swiss Standards

专家解读视频
TRANSPORTABLE GAS CYLINDERS - COMPATIBILITY OF CYLINDER AND VALVE MATERIALS WITH GAS CONTENTS - PART 4: TEST METHODS FOR SELECTING STEELS RESISTANT TO HYDROGEN EMBRITTLEMENT (ISO 11114-4:2017)
出版:Swiss Standards
专家解读视频