{"data":{"id":"us/49-cfr-230.26","jurisdiction":"us","citation":"49 CFR 230.26","heading":"Tensile strength of shell plates.","body":"When the tensile strength of steel or wrought-iron shell plates is not known, it shall be taken at 50,000 psi for steel and 45,000 psi for wrought iron.","path":["Title 49—Transportation","Subtitle B—Other Regulations Relating to Transportation","CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","PART 230—STEAM LOCOMOTIVE INSPECTION AND MAINTENANCE STANDARDS","Subpart B—Boilers and Appurtenances"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-49.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:34Z","sha256":"11a2f4208c2659285bd52e236a32af9781eca2ed410f013c370c5cec13d0b12d","source_id":"us-cfr","stale":true,"prev":"us/49-cfr-230.25","next":"us/49-cfr-230.27"},"notice":"GroundRules: Original legal text. Not legal advice."}