Home / Standards / GB/T 18851.1-2024 GB/T 18851.1-2024 Active Non-destructive testing—Penetrant testing—Part 1: General principles 无损检测 渗透检测 第1部分:总则 Standard Type GBT ICS 19.100 CCS J04 Status 现行 Issue Date 2024-11-28 Implementation 2024-11-28 Responsible Dept 国家标准委 Drafting Unit N/A