摘要
阐述了评定钢中非金属夹杂物是研究金属结构与内在质量的一种重要方法，尤其是非金属夹杂物的显微评定方法。介绍了最新修订的ＩＳＯ４９６７－１９９８及美国ＡＳＴＭＥ４５－９７标准内容，并结合该标准对各项指标进行了对比分析。
Evaluation of the non-metallic inclusions is an important way to study the metallic structure and internal quality, especialy the micro evaluation way. Introduce the lastest revision on ISO4967-1998 and American ASTM E 45-97 standard, analyze and compare each index with the two standards.
出处
《冶金标准化与质量》
1999年第3期8-11,共4页
Metallurgical Standardization & Quality
