Standard SpeciÞcation for Coal Fly Ash and Raw or Calcined Natural . . . Standard SpeciÞcation for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Re
C618 Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete Fly ash and natural pozzolans shall conform to the prescribed chemical composition requirements and physical requirements The materials shall be tested for fineness, strength activity index, water requirement, soundness, and autoclave expansion or contraction
ASTM C618-19 - Standard Specification for Coal Fly Ash and Raw or . . . 1 1 This specification covers coal fly ash and raw or calcined natural pozzolan for use in concrete where cementitious or pozzolanic action, or both, is desired, or where other properties normally attributed to fly ash or pozzolans may be desired, or where both objectives are to be achieved
ASTM C618 - 19 Standard Specification for Coal Fly Ash and Raw or . . . 1 1 This specification covers coal fly ash and raw or calcined natural pozzolan for use in concrete where cementitious or pozzolanic action, or both, is desired, or where other properties normally attributed to fly ash or pozzolans may be desired, or where both objectives are to be achieved
ASTM C618 Fly Ash Specification: Comparison with Other . . . - Gale ASTM C618 and AASHTO M 295 specifications for fly ash represent the primary documents used by U S state and federal agencies to determine the suitability of a fly ash source for use in concrete Other countries have broadly similar specifications for fly ash