AS 2197:1978
锻钢中非金属杂质含量的显微评估法

Method for the micrographic assessment of the non-metallic inclusion content in wrought steel

标准号

AS 2197:1978

发布单位

澳大利亚标准协会

当前最新

AS 2197:1978

 

 

适用范围

Describes procedures for the comparison of micrographic images with standard Jernkontoret or ASTM charts. Details are given for the preparation of test pieces, test procedures, assessment of the images, expression of results and the preparation of a test report. The charts are reproduced full size. An example of assessment of a micrographic field and calculation of an average field rating number are given in appendices.

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