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ASTM C 331/C331M : 2023 Standard Specification for Lightweight Aggregates for Concrete Masonry Units
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| Committee | C 09 |
| DocumentType | Standard |
| Pages | 4 |
| PublisherName | American Society for Testing and Materials |
| Status | Current |
| Supersedes | ASTM C 331/C331M : 2017 |