Home / Standards / GB/T 42870-2023 GB/T 42870-2023 Active Non-destructive testing—Specific methodology and general evaluation criteria for acoustic emission testing of fibre-reinforced polymers 无损检测 纤维增强聚合物的声发射检测方法和评价准则 Standard Type GBT ICS 19.100 CCS J04 Status 现行 Issue Date 2023-08-06 Implementation 2023-08-06 Responsible Dept 国家标准委 Drafting Unit N/A