Kanthal Wire DataShape: RoundHeat treatment:  Annealed (soft)Max. operating temp: 1400C (2550F)Ohms      5.27 per foot at room temperature.Diameter          0.0126in /0.32mmChemical composition	C %	Si %	Mn %	Cr %	Al %	Fe %Nominal composition					5.8	Bal.Min	-	-	-	20.5	-	Max	0.08	0.7	0.4	23.5	-	Mechanical propertiesWire size	Yield strength	Tensile strength	Elongation	Hardness	Rp0.2	Rm	A	mm	MPa	MPa	%	Hv1.0	545	760	20	2404.0	475	680	18	230Temperature C	900	1000	1100	1200	1300Mechanical properties at elevated temperatureMPa	34	18	10	6	4Ultimate tensile strength - deformation rate 6.2 x 10-2/minTemperature C	800	1000Creep strength - 1% elongation in 1000 hMPa	1.2	0.5Physical propertiesDensity g/cm3	7.10Electrical resistivity at 20C Ω mm2/m	1.45Poisson's ratio	0.30Temperature C	20	100	200	400	600	800	1000Young's modulusGPa	220	210	205	190	170	150	130TemperatureC	100	200	300	400	500	600	700	800	900	1000	1100	1200	1300	1400Temperature factor of resistivityCt	1.00	1.00	1.00	1.00	1.01	1.02	1.02	1.03	1.03	1.04	1.04	1.04	1.04	1.05Temperature C	Thermal Expansion x 10-6/KCoefficient of thermal expansion20 - 250	1120 - 500	1220 - 750	1420 - 1000	15Temperature C	50	600	800	1000	1200	1400Thermal conductivityW m-1 K-1	11	20	22	26	27	35Temperature C	20	200	400	600	800	1000	1200	1400Specific heat capacitykJ kg-1 K-1	0.46	0.56	0.63	0.75	0.71	0.72	0.74	0.80Melting point C	1500Max continuous operating temperature in air C	1400Magnetic properties	The material is magnetic up to approximately 600C (Curie point).Emissivity - fully oxidized material	0.70