| Standard ID | YS/T 999-2024 (YS/T999-2024) |
| Description (Translated English) | (Capillary eddy current testing method for copper and copper alloys) |
| Sector / Industry | Nonferrous Metallurgy Industry Standard (Recommended) |
| Classification of Chinese Standard | H26 |
| Classification of International Standard | 77.040.20 |
| Date of Issue | 2024-10-24 |
| Date of Implementation | 2025-05-01 |
| Older Standard (superseded by this standard) | YS/T 999-2014 |
| Issuing agency(ies) | Ministry of Industry and Information Technology |
| Summary | This standard specifies the method principle, general requirements, standard artificial defect sample tubes, inspection steps, evaluation of inspection results and inspection reports for through-type and rotary eddy current detection of copper and copper alloy capillaries. This standard applies to eddy current detection of copper and copper alloy capillaries with specifications of outer diameter 0.5mm~6.1mm and inner diameter 0.3mm~4.45mm. |