1.1 This specification establishes the requirements for sheet and strip of Copper Alloy UNS C15100.1.2 Values stated in inch-pound units are the standard. SI values given in parentheses are for information only. This specification establishes the requirements for sheets and strips of copper-zirconium alloys with Copper Alloy UNS No. C15100. The material for manufacture shall be a cast bar, slab, cake, billet, or others of such purity and soundness as to be sui