Home / Standards / YS/T 496-2024 YS/T 496-2024 Active 钎焊式热交换器用铝合金箔 Standard Type YS ICS N/A CCS N/A Status Active Issue Date 2024-10-24 Implementation 2025-05-01 Centralized Committee 工业和信息化部 Issuing Authority 工业和信息化部