Home / Standards / GB/T 5159-2025 GB/T 5159-2025 Active Metallic powders,excluding powders for hardmetals—Determination of dimensional changes associated with compacting and sintering 金属粉末(不包括硬质合金用粉) 与成型和烧结有联系的尺寸变化的测定方法 Standard Type GBT ICS 77.160 CCS H70 Status 现行 Issue Date 2025-10-31 Implementation 2026-05-01 Responsible Dept 中国有色金属工业协会 Drafting Unit N/A