{"operation":"document","citation":"49 CFR 178.352-4","title":"Welding.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"historical","official":true,"published_on":null,"effective_on":"2003-10-01","summary":"Welding must be of material having a melting point in excess of 800 °C (1475 °F) (except that for packages constructed prior to March 31, 1975, this temperature may be 540 °C (1000 °F)), with a joint efficiency of at least 0.85. This requirement applies to welding used in adding spacer rods to compl","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-178-352-4.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-178-352-4.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-178-352-4","source_url":"https://www.govinfo.gov/app/details/CFR-2003-title49-vol2/CFR-2003-title49-vol2-sec178-352-4","body":"Welding must be of material having a melting point in excess of 800 °C (1475 °F) (except that for packages constructed prior to March 31, 1975, this temperature may be 540 °C (1000 °F)), with a joint efficiency of at least 0.85. This requirement applies to welding used in adding spacer rods to comply with § 178.352-3(c)(1).\n\n[Amdt. 178-35, 39 FR 45246, Dec. 31, 1974. Redesignated by Amdt. 178-97, 55 FR 52716, Dec. 21, 1990, as amended at 63 FR 37462, July 10, 1998]","truncated":false,"body_characters":469}