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AWS ERNiCrMo-3 vs. SAE-AISI H25 Steel

AWS ERNiCrMo-3 belongs to the nickel alloys classification, while SAE-AISI H25 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-3 and the bottom bar is SAE-AISI H25 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
79
Tensile Strength: Ultimate (UTS), MPa 870
710 to 1620

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Melting Completion (Liquidus), °C 1480
1750
Melting Onset (Solidus), °C 1430
1700
Specific Heat Capacity, J/kg-K 440
420
Thermal Conductivity, W/m-K 11
26
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 80
38
Density, g/cm3 8.6
9.1
Embodied Carbon, kg CO2/kg material 14
6.2
Embodied Energy, MJ/kg 190
93
Embodied Water, L/kg 290
83

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 28
22 to 50
Strength to Weight: Bending, points 24
20 to 34
Thermal Diffusivity, mm2/s 2.8
6.7
Thermal Shock Resistance, points 25
22 to 49

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.010
0.22 to 0.32
Chromium (Cr), % 20 to 23
3.8 to 4.5
Copper (Cu), % 0 to 0.5
0 to 0.25
Iron (Fe), % 0 to 5.0
77.2 to 81.3
Manganese (Mn), % 0 to 0.5
0.15 to 0.4
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
0 to 0.3
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.5
0.15 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 0.4
0
Tungsten (W), % 0
14 to 16
Vanadium (V), % 0
0.4 to 0.6
Residuals, % 0 to 0.5
0