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AWS ERNiCrMo-4 vs. SAE-AISI P5 Steel

AWS ERNiCrMo-4 belongs to the nickel alloys classification, while SAE-AISI P5 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-4 and the bottom bar is SAE-AISI P5 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 84
73
Tensile Strength: Ultimate (UTS), MPa 790
370 to 1980

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Melting Completion (Liquidus), °C 1590
1460
Melting Onset (Solidus), °C 1530
1420
Specific Heat Capacity, J/kg-K 410
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
2.8
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 13
1.5
Embodied Energy, MJ/kg 170
20
Embodied Water, L/kg 280
56

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
13 to 70
Strength to Weight: Bending, points 21
15 to 45
Thermal Shock Resistance, points 22
12 to 65

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 14.5 to 16.5
2.0 to 2.5
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 4.0 to 7.0
95.7 to 97.8
Manganese (Mn), % 0 to 1.0
0.2 to 0.6
Molybdenum (Mo), % 15 to 17
0
Nickel (Ni), % 50 to 63.5
0 to 0.35
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.080
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 3.0 to 4.5
0
Vanadium (V), % 0 to 0.35
0
Residuals, % 0 to 0.5
0