Preparation Of White Cast - Iron Standards
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Depicts the melting and casting procedures in making the standards and includes vivid furnace scenes as the men work with molten metal. Views homogeneity testing of the samples by optical emission and X-ray spectroscopic methods of analysis. Conveys the making of one of the many NBS standards which aid the nation's industry and its continuing technological progress.
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Original permalink · Record added 2023-02-27 03:16:58