(a) General. The hydrostatic pressure test must be conducted for the qualification of all metal, plastic, and composite packaging design types intended to contain liquids and be performed periodically as specified in §178.601(e).This test is not required for inner packagings of combination packagings. For internal pressure requirements for inner packagings of combination packagings intended for transportation by aircraft, see §173.27(c) of this subchapter.
CFR 49-178.605-2013 history
2013CFR 49-178.605-2013 Transportation. Part178:Specifications for packagings. Section178.605:Hydrostatic pressure test.