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International Standard Category: Testing of metals in general

YB/T 4143-2006    Development of standard samples of materials used for inspection of uniformity of
检验研制标准样品所用材料均匀性的规则 ;
Category No.:77.040.01 Valid Status:superseded
Issued Organization:MIIT Issued Date:2006-8-19
Implemented Date:2006-12-1 Abolished Date:
Superseded Standard.:YB/T 4143-2019 Standard practice testing homogeneity of a metal lot or batch in solid form by spark atomic emission spectrometry
Superseded Date:2020-1-1
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