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SAE-AISI P3 Steel vs. AWS ERNiCrFe-6

SAE-AISI P3 steel belongs to the iron alloys classification, while AWS ERNiCrFe-6 belongs to the nickel alloys. There are 23 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 SAE-AISI P3 steel and the bottom bar is AWS ERNiCrFe-6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
74
Tensile Strength: Ultimate (UTS), MPa 410 to 1980
630

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1420
1320
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 46
13
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
55
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 1.5
9.8
Embodied Energy, MJ/kg 20
140
Embodied Water, L/kg 50
260

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 15 to 70
21
Strength to Weight: Bending, points 16 to 44
19
Thermal Diffusivity, mm2/s 12
3.3
Thermal Shock Resistance, points 14 to 65
19

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 0.4 to 0.75
14 to 17
Copper (Cu), % 0 to 0.25
0 to 0.5
Iron (Fe), % 96.3 to 98.4
0 to 8.0
Manganese (Mn), % 0.2 to 0.6
2.0 to 2.7
Nickel (Ni), % 1.0 to 1.5
67 to 81.5
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.4
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
2.5 to 3.5
Residuals, % 0
0 to 0.5