46 C.F.R. § 154.450

Current through May 31, 2024

Section 154.450 - General

Independent tanks type C and process pressure vessels must be designed to meet the requirements under Part 54 of this chapter, except § 54.01-40(b) , and:

(a) The calculation under § 54.01-18 (b)(1) must also include the design loads determined under § 154.406 ;

(b) The calculated tank plating thickness, including any corrosion allowance, must be the minimum thickness without a negative plate tolerance; and

(c) The minimum tank plating thickness must not be less than:

(1) 5mm (³/₁₆ in.) for carbon-manganese steel and nickel steel;

(2) 3mm (¹/₈ in.) for austenitic steels; or

(3) 7mm (⁹/₃₂ in.) for aluminum alloys.

46 C.F.R. §154.450