The extra-cryogenic impact toughness and influence factors of the high-Mn austenitic steel are studied by means of the Charpy V-notch impact test and the SEM fractured appearance analysis. 本文通过在超低温下的V型缺口夏比冲击试验和SEM断口分析研究了高锰奥氏体钢的冲击韧性及其影响因素。
Steel-Charpy V-notch pendulum impact test Instrumented test method 国家标准《钢材夏比V型缺口摆锤冲击试验仪器化试验方法》介绍和述评