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SAE-AISI 1021 Steel vs. N07776 Nickel

SAE-AISI 1021 steel belongs to the iron alloys classification, while N07776 nickel belongs to the nickel alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1021 steel and the bottom bar is N07776 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 17 to 27
39
Fatigue Strength, MPa 190 to 300
220
Poisson's Ratio 0.29
0.3
Reduction in Area, % 46 to 54
57
Shear Modulus, GPa 73
79
Shear Strength, MPa 310 to 320
470
Tensile Strength: Ultimate (UTS), MPa 480 to 530
700
Tensile Strength: Yield (Proof), MPa 260 to 450
270

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 400
970
Melting Completion (Liquidus), °C 1460
1550
Melting Onset (Solidus), °C 1420
1500
Specific Heat Capacity, J/kg-K 470
430
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
85
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 1.4
15
Embodied Energy, MJ/kg 18
210
Embodied Water, L/kg 46
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84 to 110
220
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 530
180
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 17 to 19
22
Strength to Weight: Bending, points 17 to 18
20
Thermal Shock Resistance, points 15 to 17
20

Alloy Composition

Aluminum (Al), % 0
0 to 2.0
Carbon (C), % 0.18 to 0.23
0 to 0.030
Chromium (Cr), % 0
12 to 22
Iron (Fe), % 98.8 to 99.22
0 to 24.5
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0
9.0 to 15
Nickel (Ni), % 0
50 to 60
Niobium (Nb), % 0
4.0 to 6.0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.010
Titanium (Ti), % 0
0 to 1.0
Tungsten (W), % 0
0.5 to 2.5