Home / Standards / GBT 40733-2021 GBT 40733-2021 Non-destructive testing of welds — Ultrasonic testing — Application of automated phased array ultrasonic technology 焊缝无损检测 超声检测 自动相控阵超声技术的应用 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