T/CSTM 00717-2025 Metal sample of mm scale multi-element composition determination and in-situ statistical distribution analysis method general guidelines

Scope

Scope: This document specifies the terms and definitions, principles, instrumentation systems and samples, sample preparation, analysis and measurement, and test reports for the in situ statistical distribution analysis method of the chemical composition of large-sized metal components with a size range of 100 mm × 100 mm to 1000 mm × 500 mm and a height greater than 20 mm. Main technical content: This document specifies the terms and definitions, principles, instrumentation systems and samples, sample preparation, analysis and measurement, and test reports for the in situ statistical distribution analysis method of the chemical composition of large-sized metal components with a size range of 100 mm × 100 mm to 1000 mm × 500 mm and a height greater than 20 mm. This document is applicable to the in situ statistical distribution analysis of the chemical composition of metal samples and components with a size range of 100 mm × 100 mm to 1000 mm × 500 mm and a height greater than 20 mm by spark emission spectrometry.

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