... ,Ni30Cr20 2) Specification: Dia. 0.02~1 Resistance Heating Alloy Wire 0Cr21Al6Nb1) Grade:Ni70Cr30,Ni80Cr20,Ni60Cr15, ... , Electrthermal wire, electric heating wireSize:0.02--12mm0Cr21Al16 Resistance Heating Wire Advantages: deformation ability, thermal stability,mechanical ... state and anti-oxidization.0Cr21Al16 Resistance Heating Wire Widely used in electric furnace heating or heat-treating processes ...