Home / Standards / GB/T 26952 GB/T 26952 Active Non-destructive testing of welds—Magnetic particle testing—Acceptance levels 焊缝无损检测 磁粉检测 验收等级 Standard Type GBT ICS 25.160.40 CCS J33 Status 现行 Issue Date 2025-10-31 Implementation 2026-02-01 Responsible Dept 中国机械工业联合会 Drafting Unit 中国机械工业联合会