Ni80Cr20 Нагревательный провод

Our company is specialized in producing high resistance electric heating alloy in the form of wire ,stripand bar , including Ni-Cr-Fe, Ni-Cr, Cr-Al, they have a wide range of temperatures. FerroChrome alloy: (0Cr21Al4, 0Cr21Al6, 0Cr25Al5, 0Cr21Al6Nb, 0 Cr27Al7Mo2, 1Cr13Al4), etc. Nickel-Chrome alloy: (Cr20Ni80, Cr30Ni70,Cr20Ni30,Cr20Ni35, Cr15Ni60), etc. Top quality and available price Nickel chromium alloy major technical performance Just Cr20Ni80 Cr30Ni70 Cr15Ni60 Cr20Ni35 Cr20Ni30 Major chemical components% Ni Cushion Cushion 55.061.0 34.037.0 30.034.0 Cr 20.0 23.0 28.0 31.0 15.0 18.0 18.0 21.0 18.0 21.0 Fe ≤1.0 ≤1.0 Balance Balance Balance Components maximum use temperature 1200 1250 1150 1100 1100 Melting point 1400 1380 1390 1390 1390 Densityg/cm3 8.40 8.10 8.20 7.90 7.90 ResistivityμΩ·m,20 1.09±0.05 1.18±0.05 1.12±0.05 1.04±0.05 1.06±0.05 Extension rate% ≥20 ≥20 ≥20 ≥20 ≥20 Than hotJ/g. 0.440 0.461 0.494 0.500 0.500 Heat conduction coefficientKJ/m.h 60.3 45.2 45.2 43.8 43.8 Linear expansion coefficient a×10-6/201000 18.0 17.0 17.0 19.0 19.0 Magnetic Non-magnetic Non-magnetic Non-magnetic Non-magnetic Non-magnetic