The evaluating methods of uncertainty in measuring the metal Rockwell hardness in ISO/DIS6508.1-2004 and ASTM E18-2003 are introduced. And the methods are compared and analyzed.

• 介绍了国际标准ISO/DIS6 508.；1-2004和美国ASTM E18标准中对金属洛氏硬度试验测量不确定度的评定方法；并对评定方法进行了比较和分析。