49 C.F.R. §§ 179.400-24

Current through November 30, 2024

Section 179.400-24 - Stamping

(a) A tank that complies with all specification requirements must have the following information plainly and permanently stamped into the metal near the center of the head of the outer jacket at the "B" end of the car, in letters and figures at least ³/₈-inch high, in the following order:

	Example of required stamping
Specification	DOT-113A60W.
Design service temperature	Minus 423 °F.
Inner tank	Inner Tank.
Material	ASTM A240-304.
Shell thickness	Shell ³/₁₆ inch.
Head thickness	Head ³/₁₆ inch.
Inside diameter	ID 107 inch.
Inner tank builder's initials	ABC.
Date of original test (month and year) and initials of person conducting original test	00-0000GHK.
Water capacity	00000 lbs.
Outer jacket	Outer jacket.
Material	ASTM A515-70.
Outer jacket builder's initials	DEF.
Car assembler's initials (if other than inner tank or outer jacket builder)	XYZ.

(b) Any stamping on the shell or heads of the inner tank is prohibited.

(c) In lieu of the stamping required by paragraph (a) of this section, the specified markings may be incorporated on a data plate of corrosion-resistant metal, fillet welded in place on the head of the outer jacket at the "B" end of the car.

49 C.F.R. §§179.400-24