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SAE-AISI P3 Steel vs. Nickel 690

SAE-AISI P3 steel belongs to the iron alloys classification, while nickel 690 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI P3 steel and the bottom bar is nickel 690.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 410 to 1980
640 to 990

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 46
14
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
50
Density, g/cm3 7.9
8.3
Embodied Carbon, kg CO2/kg material 1.5
8.2
Embodied Energy, MJ/kg 20
120
Embodied Water, L/kg 50
290

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 15 to 70
21 to 33
Strength to Weight: Bending, points 16 to 44
20 to 27
Thermal Diffusivity, mm2/s 12
3.5
Thermal Shock Resistance, points 14 to 65
16 to 25

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 0.4 to 0.75
27 to 31
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 96.3 to 98.4
7.0 to 11
Manganese (Mn), % 0.2 to 0.6
0 to 0.5
Nickel (Ni), % 1.0 to 1.5
58 to 66
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015

Comparable Variants