1.1 ,This specification establishes the requirements for copper-zinc-silicon alloy rod produced in Copper Alloy UNS Nos. C69240, C69300, C69400, C69410, C69430, C69700, C69710, and C69850.
1.1.1 ,If the purchaser does not specify the alloy to be supplied, product is permitted to be furnished in any of the alloys named in 1.1.