WRM alloy 4260 is a modified tin-brass alloy with strength and formability similar to C52100 but possessing a significantly higher electrical conductivity and improved stress relaxation resistance. The alloy can be used for connectors and contact springs. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on forming. Filing Code: CU-644. Producer or source: Waterbury Rolling Mills Inc.