U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

All TitlesTitle 46Chapter IPart 54Subpart 54.05 - Subpart 54.05—Toughness Tests
§ 54.05-1 - Scope (replaces UG-84).
§ 54.05-3 - Tests required.
§ 54.05-5 - Toughness test specimens.
§ 54.05-6 - Toughness test temperatures.
§ 54.05-10 - Certification of material toughness tests.
§ 54.05-15 - Weldment toughness tests—procedure qualifications.
§ 54.05-16 - Production toughness testing.
§ 54.05-17 - Weld toughness test acceptance criteria.
§ 54.05-20 - Impact test properties for service of 0 °F and below.
§ 54.05-25 - [Reserved]
§ 54.05-30 - Allowable stress values at low temperatures.
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