ASTM C150 - 56 Standard Specifications for Portland Cement

These specifications cover five types of portland cement, as follows:

Type I.—For use in general concrete construction when the special properties specified for types II, III, IV, and V are not required.
Type II.—For use in general concrete construction exposed to moderate sulfate action, or where moderate heat of hydration is required.
Type III.—For use when high early strength is required.
Type IV.—For use when a low heat of hydration is required.
Type V.—For use when high sulfate resistance is required.

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FED TT-S-00230C

ASTM C150 - 56 is cited by Federal Specification Standard TT-S-00230C Elastomeric type, cold applied single component for caulking, sealing and glazing in buildings, building areas (plazas, decks, pavements) and other structures

These specifications cover five types of portland cement, as follows:

Type I.—For use in general concrete construction when the special properties specified for types II, III, IV, and V are not required.
Type II.—For use in general concrete construction exposed to moderate sulfate action, or where moderate heat of hydration is required.
Type III.—For use when high early strength is required.
Type IV.—For use when a low heat of hydration is required.
Type V.—For use when high sulfate resistance is required.

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These specifications cover five types of portland cement, as follows:

Type I.—For use in general concrete construction when the special properties specified for types II, III, IV, and V are not required.
Type II.—For use in general concrete construction exposed to moderate sulfate action, or where moderate heat of hydration is required.
Type III.—For use when high early strength is required.
Type IV.—For use when a low heat of hydration is required.
Type V.—For use when high sulfate resistance is required.