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SAE-AISI M4 Steel vs. N10665 Nickel

SAE-AISI M4 steel belongs to the iron alloys classification, while N10665 nickel belongs to the nickel alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M4 steel and the bottom bar is N10665 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
220
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 76
84
Tensile Strength: Ultimate (UTS), MPa 770 to 2150
860

Thermal Properties

Latent Heat of Fusion, J/g 260
310
Melting Completion (Liquidus), °C 1610
1620
Melting Onset (Solidus), °C 1560
1570
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 25
11
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
75
Density, g/cm3 8.3
9.3
Embodied Carbon, kg CO2/kg material 14
15
Embodied Energy, MJ/kg 210
200
Embodied Water, L/kg 110
270

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 26 to 72
26
Strength to Weight: Bending, points 23 to 45
22
Thermal Diffusivity, mm2/s 6.9
3.1
Thermal Shock Resistance, points 24 to 68
27

Alloy Composition

Carbon (C), % 1.3 to 1.4
0 to 0.020
Chromium (Cr), % 3.8 to 4.8
0 to 1.0
Cobalt (Co), % 0
0 to 1.0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 75.9 to 81.4
0 to 2.0
Manganese (Mn), % 0.15 to 0.4
0 to 1.0
Molybdenum (Mo), % 4.3 to 5.5
26 to 30
Nickel (Ni), % 0 to 0.3
64.8 to 74
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0.2 to 0.45
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 5.3 to 6.5
0
Vanadium (V), % 3.8 to 4.5
0