{"data":{"id":"us/46-cfr-154.655","jurisdiction":"us","citation":"46 CFR 154.655","heading":"Stress relief for independent tanks type C.","body":"For a design temperature colder than −10 °C (14 °F), an independent tank type C of:\n(a) Carbon and carbon-manganese steel must be stress relieved by post-weld heat treatment under § 54.25-7 of this chapter or by mechanical stress relief under subpart 54.30 of this chapter; or\n(b) Materials other than carbon and carbon manganese steel must be stress relieved as required under part 54 of this chapter. The procedure for stress relieving must be specially approved by the Commandant (CG-OES).","path":["Title 46—Shipping","CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY","SUBCHAPTER O—CERTAIN BULK DANGEROUS CARGOES","PART 154—SAFETY STANDARDS FOR SELF-PROPELLED VESSELS CARRYING BULK LIQUEFIED GASES","Subpart C—Design, Construction and Equipment"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-46.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:22Z","sha256":"78621729fd143964897c99cc9f8bcf3328b1444df8fc6a498e8f10a44ca85474","source_id":"us-cfr","stale":true,"prev":"us/46-cfr-154.650","next":"us/46-cfr-154.660"},"notice":"GroundRules: Original legal text. Not legal advice."}