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EN 1.4537 Stainless Steel vs. AWS ERNiCrCoMo-1

EN 1.4537 stainless steel belongs to the iron alloys classification, while AWS ERNiCrCoMo-1 belongs to the nickel alloys. They have 55% of their average alloy composition in common. 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 EN 1.4537 stainless steel and the bottom bar is AWS ERNiCrCoMo-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 42
28
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 80
81
Tensile Strength: Ultimate (UTS), MPa 700
710

Thermal Properties

Latent Heat of Fusion, J/g 310
330
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 470
450
Thermal Conductivity, W/m-K 14
13
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 34
75
Density, g/cm3 8.1
8.5
Embodied Carbon, kg CO2/kg material 6.1
10
Embodied Energy, MJ/kg 84
140
Embodied Water, L/kg 220
350

Common Calculations

Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 24
23
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 3.7
3.5
Thermal Shock Resistance, points 15
19

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Carbon (C), % 0 to 0.020
0.050 to 0.15
Chromium (Cr), % 24 to 26
20 to 24
Cobalt (Co), % 0
10 to 15
Copper (Cu), % 1.0 to 2.0
0 to 0.5
Iron (Fe), % 36.3 to 46.1
0 to 3.0
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 4.7 to 5.7
8.0 to 10
Nickel (Ni), % 24 to 27
42.7 to 61.2
Nitrogen (N), % 0.17 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0
0 to 0.6
Residuals, % 0
0 to 0.5