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AWS ERNiCrCoMo-1 vs. EN 1.4615 Stainless Steel

AWS ERNiCrCoMo-1 belongs to the nickel alloys classification, while EN 1.4615 stainless steel belongs to the iron alloys. They have a modest 23% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 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 ERNiCrCoMo-1 and the bottom bar is EN 1.4615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 28
50
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 81
76
Tensile Strength: Ultimate (UTS), MPa 710
500

Thermal Properties

Latent Heat of Fusion, J/g 330
280
Melting Completion (Liquidus), °C 1420
1400
Melting Onset (Solidus), °C 1370
1360
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 75
13
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 10
2.8
Embodied Energy, MJ/kg 140
40
Embodied Water, L/kg 350
140

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 3.5
4.1
Thermal Shock Resistance, points 19
11

Alloy Composition


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Aluminum (Al), % 0.8 to 1.5
0
Carbon (C), % 0.050 to 0.15
0 to 0.030
Chromium (Cr), % 20 to 24
14 to 16
Cobalt (Co), % 10 to 15
0
Copper (Cu), % 0 to 0.5
2.0 to 4.0
Iron (Fe), % 0 to 3.0
63.1 to 72.5
Manganese (Mn), % 0 to 1.0
7.0 to 9.0
Molybdenum (Mo), % 8.0 to 10
0 to 0.8
Nickel (Ni), % 42.7 to 61.2
4.5 to 6.0
Nitrogen (N), % 0
0.020 to 0.060
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.6
0
Residuals, % 0 to 0.5
0