Home / Standards / GB/T 19748- GB/T 19748- Steel—Instrumented impact test of Charpy V-notch pendulum impact test—Method 钢材夏比V型缺口摆锤冲击试验仪器化试验方法 2005 Standard Type GBT ICS N/A CCS N/A Status N/A Issue Date N/A Implementation N/A Responsible Dept N/A Drafting Unit N/A