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AWS ERNiCrMo-2 vs. EN 1.0255 Steel

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while EN 1.0255 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is EN 1.0255 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 750
430

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 11
40
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.7
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.8

Otherwise Unclassified Properties

Base Metal Price, % relative 55
2.1
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 9.2
1.5
Embodied Energy, MJ/kg 120
19
Embodied Water, L/kg 270
49

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 25
15
Strength to Weight: Bending, points 22
16
Thermal Diffusivity, mm2/s 2.9
11
Thermal Shock Resistance, points 20
14

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.2
Carbon (C), % 0.050 to 0.15
0 to 0.16
Chromium (Cr), % 20.5 to 23
0 to 0.3
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0 to 0.3
Iron (Fe), % 17 to 20
94.1 to 99.98
Manganese (Mn), % 0 to 1.0
0 to 1.2
Molybdenum (Mo), % 8.0 to 10
0 to 0.080
Nickel (Ni), % 40.3 to 53.8
0 to 0.3
Niobium (Nb), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.040
Tungsten (W), % 0.2 to 1.0
0
Vanadium (V), % 0
0 to 0.020
Residuals, % 0 to 0.5
0