... 135,Aluchrom 5, Stablohm 812; Kanthal AF, Resistohm Y, Aluchrom Y, Alloy 837; KanthalA1, Kanthal, Alloy 875, Resistohm ... . continuous service temp. of element(°C)950125012501250110013501400Resistivity at 20ºC(μΩ·m)1.251.421.421.351.231. ... 167.257.357.107.10Thermal conductivity(KJ/m·h·ºC)52.746.163.260.246.946.1 ... 260200-260200-260200-260200-260continuous servicetime(Hours/ ºC)--≥80/1300≥80/1300≥80/1300≥80/ ...