GB/T 46977-2026
UpcomingDetermination of nitrogen, sulfur and phosphorus in foundry reclaimed sand
铸造用再生砂氮、硫、磷含量测定方法
Application Summary AI generated
This standard specifies the testing methods for determining the nitrogen, sulfur, and phosphorus content in foundry reclaimed sand. It is applied in the metal casting industry to evaluate the chemical purity and reusability of reclaimed sand, ensuring it meets quality requirements for mold and core production. The standard is used by foundries and material testing laboratories to control contamination and prevent casting defects.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.