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e-CFR data is current as of August 5, 2020

Title 46Chapter ISubchapter DPart 30Subpart 30.10 → §30.10-22


Title 46: Shipping
PART 30—GENERAL PROVISIONS
Subpart 30.10—Definitions


§30.10-22   Flammable liquid—TB/ALL.

The term flammable liquid means any liquid which gives off flammable vapors (as determined by flashpoint from an open-cup tester, as used for test of burning oils) at or below a temperature of 80 °F. Flammable liquids are referred to by grades as follows:

(a) Grade A. Any flammable liquid having a Reid1 vapor pressure of 14 pounds or more.

1American Society for Testing Materials Standard D 323 (incorporated by reference, see §30.01-3), Method of Test for Vapor Pressure of Petroleum Products (Reid Method).

(b) Grade B. Any flammable liquid having a Reid1 vapor pressure under 14 pounds and over 812 pounds.

(c) Grade C. Any flammable liquid having a Reid1 vapor pressure of 812 pounds or less and a flashpoint of 80 °F. or below.

[CGFR 65-50, 30 FR 16657, Dec. 30, 1965, as amended by CGD 73-96, 42 FR 49023, Sept. 26, 1977; USCG-2000-7790, 65 FR 58458, Sept. 29, 2000]

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