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EN 2.4951 Nickel vs. SAE-AISI 1021 Steel

EN 2.4951 nickel belongs to the nickel alloys classification, while SAE-AISI 1021 steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 2.4951 nickel and the bottom bar is SAE-AISI 1021 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
130 to 150
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
17 to 27
Fatigue Strength, MPa 200
190 to 300
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 500
310 to 320
Tensile Strength: Ultimate (UTS), MPa 750
480 to 530
Tensile Strength: Yield (Proof), MPa 270
260 to 450

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1150
400
Melting Completion (Liquidus), °C 1360
1460
Melting Onset (Solidus), °C 1310
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
52
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 60
1.8
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 9.3
1.4
Embodied Energy, MJ/kg 130
18
Embodied Water, L/kg 280
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
84 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 190
180 to 530
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 25
17 to 19
Strength to Weight: Bending, points 22
17 to 18
Thermal Diffusivity, mm2/s 3.1
14
Thermal Shock Resistance, points 23
15 to 17

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Carbon (C), % 0.080 to 0.15
0.18 to 0.23
Chromium (Cr), % 18 to 21
0
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 5.0
98.8 to 99.22
Manganese (Mn), % 0 to 1.0
0.6 to 0.9
Nickel (Ni), % 65.4 to 81.7
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0.2 to 0.6
0