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AWS ERNiMo-3 vs. EN 1.4958 Stainless Steel

AWS ERNiMo-3 belongs to the nickel alloys classification, while EN 1.4958 stainless steel belongs to the iron alloys. They have 43% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiMo-3 and the bottom bar is EN 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 83
77
Tensile Strength: Ultimate (UTS), MPa 770
630

Thermal Properties

Latent Heat of Fusion, J/g 320
300
Melting Completion (Liquidus), °C 1600
1400
Melting Onset (Solidus), °C 1540
1350
Specific Heat Capacity, J/kg-K 400
480
Thermal Expansion, µm/m-K 11
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
30
Density, g/cm3 9.1
8.0
Embodied Carbon, kg CO2/kg material 15
5.3
Embodied Energy, MJ/kg 190
75
Embodied Water, L/kg 270
200

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 21
20
Thermal Shock Resistance, points 24
15

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.5
Carbon (C), % 0 to 0.12
0.030 to 0.080
Chromium (Cr), % 4.0 to 6.0
19 to 22
Cobalt (Co), % 0 to 2.5
0 to 0.5
Copper (Cu), % 0 to 0.5
0 to 0.5
Iron (Fe), % 4.0 to 7.0
41.1 to 50.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 23 to 26
0
Nickel (Ni), % 53.7 to 69
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.5
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 0.6
0
Residuals, % 0 to 0.5
0