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AWS ERNiCrFe-6 vs. EN 1.4903 Stainless Steel

AWS ERNiCrFe-6 belongs to the nickel alloys classification, while EN 1.4903 stainless steel belongs to the iron alloys. There are 24 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 ERNiCrFe-6 and the bottom bar is EN 1.4903 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
20 to 21
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 74
75
Tensile Strength: Ultimate (UTS), MPa 630
670 to 680

Thermal Properties

Latent Heat of Fusion, J/g 310
270
Melting Completion (Liquidus), °C 1370
1460
Melting Onset (Solidus), °C 1320
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 13
26
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
3.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
4.0

Otherwise Unclassified Properties

Base Metal Price, % relative 55
7.0
Density, g/cm3 8.4
7.8
Embodied Carbon, kg CO2/kg material 9.8
2.6
Embodied Energy, MJ/kg 140
36
Embodied Water, L/kg 260
88

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 21
24
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 3.3
7.0
Thermal Shock Resistance, points 19
23

Alloy Composition


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Aluminum (Al), % 0
0 to 0.040
Carbon (C), % 0 to 0.080
0.080 to 0.12
Chromium (Cr), % 14 to 17
8.0 to 9.5
Copper (Cu), % 0 to 0.5
0 to 0.3
Iron (Fe), % 0 to 8.0
87.1 to 90.5
Manganese (Mn), % 2.0 to 2.7
0.3 to 0.6
Molybdenum (Mo), % 0
0.85 to 1.1
Nickel (Ni), % 67 to 81.5
0 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0
0.030 to 0.070
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 2.5 to 3.5
0
Vanadium (V), % 0
0.18 to 0.25
Residuals, % 0 to 0.5
0