{"operation":"document","citation":"49 CFR 195.212","title":"Bending of pipe.","source_type":"regulation","agency":"Pipeline and Hazardous Materials Safety Administration","status":"current","official":true,"published_on":null,"effective_on":"2026-08-18","summary":"(a) Pipe must not have a wrinkle bend.\n\n(b) Each field bend must comply with the following:\n\n(1) A bend must not impair the serviceability of the pipe.\n\n(2) Each bend must have a smooth contour and be free from buckling, cracks, or any other mechanical damage.\n\n(3) On pipe containing a longitudinal ","machine_formats":{"json":"https://regulus.evalyn.ai/document/49-cfr-195-212.json","markdown":"https://regulus.evalyn.ai/document/49-cfr-195-212.md"},"app_url":"https://regulus.evalyn.ai/document/49-cfr-195-212","source_url":"https://www.ecfr.gov/on/2026-08-18/title-49/section-195.212","body":"(a) Pipe must not have a wrinkle bend.\n\n(b) Each field bend must comply with the following:\n\n(1) A bend must not impair the serviceability of the pipe.\n\n(2) Each bend must have a smooth contour and be free from buckling, cracks, or any other mechanical damage.\n\n(3) On pipe containing a longitudinal weld, the longitudinal weld must be as near as practicable to the neutral axis of the bend unless—\n\n(i) The bend is made with an internal bending mandrel; or\n\n(ii) The pipe is 12 3/4 in (324 mm) or less nominal outside diameter or has a diameter to wall thickness ratio less than 70.\n\n(c) Each circumferential weld which is located where the stress during bending causes a permanent deformation in the pipe must be nondestructively tested either before or after the bending process.\n\n[Amdt. 195-22, 46 FR 38360, July 27, 1981, as amended by Amdt. 195-52, 59 FR 33396, June 28, 1994; Amdt. 195-63, 63 FR 37506, July 13, 1998]","truncated":false,"body_characters":924}