C.F.R.
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Title 46
» 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
As used in §§ 154.440 and 154.447:
“σY” means the minimum yield strength of the tank material, including weld metal, at room temperature.
“σB” means minimum tensile strength of the tank material, including weld metals, at room temperature.