ISO 10720:1997(E) Steel and iron — Determination of nitrogen content — Thermal conductimetric method after fusion in a current of inert gas
ISO/TC 17/SCl正在对这个标准进行复审,复审文件见附件。
ISO 10720:1997(E) Steel and iron — Determination of nitrogen content — Thermal conductimetric method after fusion in a current of inert gas
ISO 10720:1997复审意见