Annealed Type 4 Nickel-Iron Soft Magnetic Alloy
Nickel Alloys
Property Overview
Density8.8g/cm³
Elastic Modulus190GPa
Tensile Strength620MPa
Yield Strength270MPa
Brinell HardnessUnknown
Maximum Service Temperature900°C
Chemical Composition
C
0 to 0.050%
CR
0 to 0.3%
NI
79 to 82%
MO
3.5 to 6.0%
MN
0 to 0.8%
SI
0 to 0.5%
P
0 to 0.010%
S
0 to 0.020%
CU
0 to 0.3%
CO
0 to 0.5%
FE
9.5 to 17.5%
Mechanical
Elastic (Young's, Tensile) Modulus
190 GPa
Elongation at Break
40 %
Fatigue Strength
220 MPa
Poisson's Ratio
0.31
Shear Modulus
73 GPa
Shear Strength
420 MPa
Tensile Strength: Ultimate (UTS)
620 MPa
Tensile Strength: Yield (Proof)
270 MPa
Physical
Density
8.8 g/cm 3
Thermal
Curie Temperature
460 °C
Latent Heat of Fusion
290 J/g
Maximum Temperature: Mechanical
900 °C
Melting Completion (Liquidus)
1420 °C
Melting Onset (Solidus)
1370 °C
Specific Heat Capacity
440 J/kg-K
Thermal Expansion
11 µm/m-K
Thermal Shock Resistance
21 points
Electrical
Electrical Conductivity: Equal Volume
2.9 % IACS
Electrical Conductivity: Equal Weight (Specific)
3.0 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
200 MJ/m 3
Resilience: Unit (Modulus of Resilience)
190 kJ/m 3
Stiffness to Weight: Axial
12 points
Stiffness to Weight: Bending
22 points
Strength to Weight: Axial
19 points
Strength to Weight: Bending
18 points
Environmental
Base Metal Price
60 % relative
Embodied Carbon
10 kg CO 2 /kg material
Embodied Energy
140 MJ/kg
Embodied Energy
140 MJ/kg 59 x 10 3 BTU/lb
Embodied Water
210 L/kg
Embodied Water
210 L/kg 26 gal/lb
Registered Designations & Aliases
Annealed Type 4 Nickel-Iron Soft Magnetic Alloy
Standards
ASTM A753 ASTM A753: Standard Specification for Wrought Nickel-Iron Soft Magnetic Alloys (UNS K94490, K94840, N14076, N14080)
ASTM A753 ASTM A753: Standard Specification for Wrought Nickel-Iron Soft Magnetic Alloys (UNS K94490, K94840, N14076, N14080) Metallic Materials: Physical, Mechanical, and Corrosion Properties, Philip A. Schweitzer, 2003 Engineering Properties of Nickel and Nickel Alloys, John L. Everhart, 1971