ASTM C77-40Withdrawn Standard: ASTM C77-40 Test Method for Specific Gravity of Hydraulic Cement (Withdrawn 1944)WITHDRAWN, REPLACED BY C183 and C184 and C187 and C188 and C190 There is no PDF download available at this time, however you may purchase a copy of this document from Global Engineering Documents (Email: globalcustomerservice@ihs.com; Phone: 800-854-7179 or 303-397-7956).
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