... 1.bimetal strip 2.Type: Two-layers, Tri-layers, Inlay, Overlay, edge lay, Onlay, 3.Nickel-plating bimetal strip:A: Clad material: Ag, ... FAg, AgCdO, AgNi, AgSnO2, Cu, CuNi, Steel Stainless Steel, Iron ... Wall switches and Breaker switches: Ag/Cu/AgFor Relays: Fe/Cu/Fe, for thermostat: Ag/Cu/Fe, Ag/Cu/ MonelContact components: Two-layers, ...