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SAE-AISI A7 Steel vs. N10001 Nickel

SAE-AISI A7 steel belongs to the iron alloys classification, while N10001 nickel belongs to the nickel alloys. There are 19 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 A7 steel and the bottom bar is N10001 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
220
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72
84
Tensile Strength: Ultimate (UTS), MPa 800 to 2150
780

Thermal Properties

Latent Heat of Fusion, J/g 260
320
Melting Completion (Liquidus), °C 1470
1620
Melting Onset (Solidus), °C 1430
1570
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 10
75
Density, g/cm3 7.7
9.2
Embodied Carbon, kg CO2/kg material 13
15
Embodied Energy, MJ/kg 200
200
Embodied Water, L/kg 100
260

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 29 to 77
24
Strength to Weight: Bending, points 25 to 48
21
Thermal Shock Resistance, points 27 to 72
25

Alloy Composition

Carbon (C), % 2.0 to 2.9
0 to 0.050
Chromium (Cr), % 5.0 to 5.8
0 to 1.0
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 81.4 to 87.7
4.0 to 6.0
Manganese (Mn), % 0 to 0.8
0 to 1.0
Molybdenum (Mo), % 0.9 to 1.4
26 to 30
Nickel (Ni), % 0 to 0.3
58 to 69.8
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0.5 to 1.5
0
Vanadium (V), % 3.9 to 5.2
0.2 to 0.4