... as CuCo2Be-C17500 and CuNi2Be-C17510.Typical Application for CuCo1Ni1Be - Cobalt Nickel Beryllium Copper AlloysElectrical: Fuse Clips, Switch Parts, Relay parts, Connectors Industrial ... B441, SAE J461,463; RWMA Class 3 Sheets: ASTM B534 Wires: ASTM B441 Plates: ASTM B534, SAE J461,463; RWMA Class ... H(TD01),1/2 H(TD02),H(TD04),AT(TF00) Wires: A(TB00),1/4 H(TD01),1/2 H(TD02 ...