钢质模锻件金属流线取样要求及评定 Sampling requirements and assessment for metal streamline of steel die forging parts  ICS  77.140.85 CCS  J 32   中华人民共和国国家标准 GB/T 44948—2024 2024-11-2 8发布 2025-06-0 1实施     国家市场监督管理总局 国家标准化管理委员会 发 布 目　　次 前言   ·····································································································   Ⅲ 1     范围   ··································································································   1 2     规范性引用文件   ······················································································   1 3     术语和定义   ···························································································   1 4     试样制备   ······························································································   2 5     试验方法   ······························································································   5 6     检测与评定   ···························································································   6 7     结果留存   ······························································································   8 8     检验报告   ······························································································   8 附录 A （资料性）　常见锻件的金属流线图   ····························································   9 GB/T 44948—2024     Ⅰ