Copper Alloy No. C19210 has a nominal copper content of 99.9%. It is not heat-treat hardenable but it can be hardened by cold work. Its electrical conductivity is 80% IACS @ 68 F and it has good heat resistant characteristics. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on forming, heat treating, machining, and joining. Filing Code: Cu-570. Producer or source: Copper and copper alloy mills.