China NiFe72/28 NiFe30Alloy Nickel Iron Wire Stable Resistivity For PTC Thermistor Sensor Core Material Manufacture and Factory

NiFe72/28 NiFe30Alloy Nickel Iron Wire Stable Resistivity For PTC Thermistor Sensor Core Material

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NiFe30 nickel iron alloy wire RESISTHERM Alloy 30/NiFe52/NiFe55/NiFe60

Product Description

material: NiFe52, NiFe28, NiFe30
stable resistance
straight and solid spooling
long life service

Ferro nickel alloy includes: FeNi30,FeNi36, FeNi36, Permalloy ((1J79, 1J86, 1J85), 4J29(Kover), 79Ni4MoFe, 80Ni5MoFe, 1J50 (Ni50)

FeNi
Nifethal 52 is a nickel-iron alloy (NiFe alloy) for use at temperatures up to 600°C (1110°F). The alloy is characterized by low resistivity and high temperature coefficient of resistance.
Typical applications for Nifethal 52 are in voltage regulators, timing devices, temperature sensitive resistors, temperature compensating devices, and low temperature heating applications.

Alloy Designation	C	P	S	Mn	Si	Cu	Ni	Fe
NiFe52	≤0.05	≤0.02	≤0.02	≤0.6	≤0.8	-	50.5~52.5	Remain
NIFe55	≤0.1	≤0.02	≤0.02	≤0.4	≤0.5	-	54.0~56.0	Remain
NiFe60	≤0.1	≤0.02	≤0.02	≤0.8	≤0.5	≤0.2	57.0~60.0	Remain

NiFe30 Chemical composition

	Ni %	Fe %
Nominal composition	Bal.	30

Mechanical properties

Wire size	Yield strength	Tensile strength	Elongation
Ø	Rp0.2	Rm	A
mm	MPa	MPa	%
0.5	340	600	30

Physical properties

Density g/cm3	8.50
Electrical resistivity at 20°C Ω mm2/m	0.33

Temperature factor of resistivity
Temperature °C	100	150	200	250	300	350	400	450	500
resistivity	0.41	-	0.52	-	0.64	-	0.76	-	0.89

Coefficient of thermal expansion
Temperature °C	Thermal Expansion X10-6/K-1
20-100	25

Thermal conductivity
Temperature °C	20
W m-1 K-1	25

Specific heat capacity
Temperature °C	20
kJ kg-1 K-1	0.42

Melting point °C	1400
Max continuous operating temperature in air °C	600
Magnetic properties	The material is magnetic up to approximately 530°C (the Curie point).

NiFe30 nickel iron alloy wire RESISTHERM Alloy 30/NiFe52/NiFe55/NiFe60