标准摘要
[中文适用范围]: 该方法适用于铌含量在 0.005% (m/m) 至 1.3% (m/m) 之间的钢种。 规定了原理、试剂、仪器、取样、程序、结果表达和试验报告。 附件 A 包含有关国际合作测试的附加信息。 附录 B 给出了精度数据的图形表示。 [外文原描述]: The method is applicable to types of steel with niobium contents between 0,005 % (m/m) and 1,3 % (m/m). Specifies principle, reagents, apparatus, sampling, procedure, expression of results and test report. Annex A includes additional information on the international co-operative tests. Annex B gives a graphical representation of precision data.
英文名称Steel — Determination of niobium content — PAR spectrophotometric method