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AWS ERNiCrMo-4 vs. SAE-AISI D2 Steel

AWS ERNiCrMo-4 belongs to the nickel alloys classification, while SAE-AISI D2 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (10, 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 D2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
190
Elongation at Break, % 28
5.0 to 16
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 84
75
Tensile Strength: Ultimate (UTS), MPa 790
760 to 2000

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1590
1440
Melting Onset (Solidus), °C 1530
1390
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
8.0
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 13
3.4
Embodied Energy, MJ/kg 170
50
Embodied Water, L/kg 280
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
25
Strength to Weight: Axial, points 24
27 to 72
Strength to Weight: Bending, points 21
24 to 46
Thermal Shock Resistance, points 22
25 to 67

Alloy Composition

Carbon (C), % 0 to 0.020
1.4 to 1.6
Chromium (Cr), % 14.5 to 16.5
11 to 13
Cobalt (Co), % 0 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 4.0 to 7.0
81.3 to 86.9
Manganese (Mn), % 0 to 1.0
0 to 0.6
Molybdenum (Mo), % 15 to 17
0.7 to 1.2
Nickel (Ni), % 50 to 63.5
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.080
0 to 0.6
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 to 1.1
Residuals, % 0 to 0.5
0