... ,Cr30Ni70,Cr15Ni60,Cr20Ni35,Cr20Ni30,0Cr25Al5 Electric heating Strip : Cr20Ni80,Cr30Ni70,Cr15Ni60,Cr20Ni35,Cr20Ni30,0Cr25Al5 The ... resistivity stability (measured coefficient) Sexual good body surface, a total higher heat intensity and good processing performance and may ... m.h60.345.245.243.843.8Linear expansion coefficient a×10-6/20100018.017.017.019.019.0Relying ...