{"data":{"id":"us/46-cfr-30.10-27","jurisdiction":"us","citation":"46 CFR 30.10-27","heading":"-27 Flashpoint—TB/ALL.","body":"The term flashpoint indicates the temperature in degrees Fahrenheit at which a liquid gives off a flammable vapor when heated in an open-cup tester. For the purpose of the regulations in this subchapter, flashpoints determined by other testing methods will be equivalent to those determined with an open-cup tester, as follows:\nTable 30.10-27—Equivalent Flashpoints\n[In degrees Fahrenheit]\nOpen-cup tester Tag closed-cup tester (A.S.T.M.) Pensky-Martens closed tester (A.S.T.M.)\n80 75\n150 140","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER D—TANK VESSELS","PART 30—GENERAL PROVISIONS","Subpart 30.10—Definitions"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"c096fedf9b760ede1b12626780898edeed8feae2ac927a6661c7ebdfca372a63","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-30.10-25","next":"us/46-cfr-30.10-29"},"notice":"GroundRules: Original legal text. Not legal advice."}