Current through Register Vol. 54, No. 45, November 9, 2024
Section 47.374 - Specification of materials(a)Brass. Brass or other approved durable corrosive-resistive material of equal strength or toughness shall have an ultimate tensile strength of not less than 50,000 pounds per square inch and elongation not less than 15% in two inches. When the material is annealed, the tensile test shall be made after annealing.(b)Leather. Leather shall be oak tanned, free of glucose, salts, adulterants and acid.(c)Canvas. Canvas shall be of double web and stitched.(d)Rope. Rope shall be not less than 1/2 inch diameter Yacht Manila. It shall be from fiber of fine texture and flexible, yet hard enough to wear well.