precious metal material
precious metal material, Total:6 items.
The international standard classification for "precious metal material" includes: .
The Chinese standard classification for "precious metal material" includes: Metal processing property test method .
Professional Standard - Aviation
- HB 5171-1981 Metallographic examination standard for copper-containing precious metal materials cuprous oxide
工业和信息化部
- YS/T 1507-2021 Compression creep test method for precious metal materials
- YS/T 1501-2021 Metallographic examination method of cuprous oxide for copper-containing precious metal materials
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB 3490-1983 Metallographic determination of cuprous oxide in copper containing precious metal materils
Japanese Industrial Standards Committee (JISC)
- JIS T 6118:2012 Noble metal materials for dental metal-ceramic restorations
- JIS T 6118:2022 Noble metal materials for dental metal-ceramic restorations
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