Hangzhou Ualloy Material Co.,Ltd is one of the best locomo tive resistance alloyni30cr20 manufacturers and suppliers in China,Website:://.alloystrip.com, welcome to buy discount and low price ni30cr20, nikrothal 30, n3, nikrothal 3, resistohm 30 from us, and also welcome to check the price and quotation with our factory. Ni30Cr20 (Common Name:Ni30Cr20,Nikrothal 30, N3, HAI-NiCr 30, Resistohm 30,30-20 Ni-Cr,Nikrothal 3.) Ni30Cr20 is a nickel-chromium alloy (NiCr alloy) characterized by High resistivity, good oxidation resistance,very good form stability,good ductility and excellent weldability. It is suitable for use at temperatures up to 1100°C. Typical applications for Ni30Cr20 are used in olid hot plates,open coil heaters in HVAC systems,night-storage heaters,convection heaters,heavy duty rheostats and fan heaters. And also used for heating cables and rope heaters in defrosting and de-icing elements,electric blankets and pads, car seats,baseboard heaters,floor heaters and resistors. Normal composition% C P S Mn Si Cr Ni Al Fe Other Max 0.08 0.02 0.015 1.00 1.0~2.0 18.0~21.0 30.0~34.0 - Bal. - Typical Mechanical properties（1.0mm） Yield strength Tensile Strength Elongation Mpa Mpa % 340 675 35 Typical Physical properties Density (g/cm3) 7.9 Electrical resistivity at 20℃(Ωmm2/m) 1.04 Conductivity coefficient at 20℃ (WmK) 13 Coefficient of thermal expansion Temperature Coefficient of Thermal Expansion x10-6/℃ 20 ℃- 1000℃ 19 Specific heat capacity Temperature 20℃ J/gK 0.50 Melting point (℃) 1390 Max continuous operating temperature in air (℃) 1100 Magnetic properties non-magnetic Temperature Factors Of Electrical Resistivity 20℃ 100℃ 200℃ 300℃ 400℃ 500℃ 600℃ 1 1.023 1.052 1.079 1.103 1.125 1.141 700℃ 800℃ 900℃ 1000℃ 1100℃ 1200℃ 1300℃ 1.158 1.173 1.187 1.201 1.214 1.226 - Style of supply Alloys Name Type Dimension Ni30Cr20W Wire D=0.03mm~8mm Ni30Cr20R Ribbon W=0.4~40 T=0.03~2.9mm Ni30Cr20S Strip W=8~250mm T=0.1~3.0 Ni30Cr20F Foil W=6~120mm T=0.003~0.1 Ni30Cr20B Bar Dia=8~100mm L=50~1000