49 C.F.R. §§ 179.200-11
Current through November 30, 2024
When specified in § 179.201-1 , after welding is complete, postweld heat treatment must be in compliance with the requirements of AAR Specifications for Tank Cars, appendix W (IBR, see § 171.7 of this subchapter).
49 C.F.R. §§179.200-11