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AWS ERNiFeCr-2 vs. EN 1.4303 Stainless Steel

AWS ERNiFeCr-2 belongs to the nickel alloys classification, while EN 1.4303 stainless steel belongs to the iron alloys. They have 48% 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 AWS ERNiFeCr-2 and the bottom bar is EN 1.4303 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
13 to 49
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
77
Tensile Strength: Ultimate (UTS), MPa 1300
590 to 900

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1460
1420
Melting Onset (Solidus), °C 1410
1380
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.4
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.5
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 75
17
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 13
3.2
Embodied Energy, MJ/kg 190
46
Embodied Water, L/kg 250
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 43
21 to 32
Strength to Weight: Bending, points 32
20 to 26
Thermal Diffusivity, mm2/s 3.2
4.0
Thermal Shock Resistance, points 38
13 to 20

Alloy Composition

Aluminum (Al), % 0.2 to 0.8
0
Boron (B), % 0 to 0.0030
0
Carbon (C), % 0 to 0.080
0 to 0.060
Chromium (Cr), % 17 to 21
17 to 19
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 11.6 to 24.6
64.8 to 72
Manganese (Mn), % 0 to 0.35
0 to 2.0
Molybdenum (Mo), % 2.8 to 3.3
0
Nickel (Ni), % 50 to 55
11 to 13
Niobium (Nb), % 4.8 to 5.5
0
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.015
0 to 0.045
Silicon (Si), % 0 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0.65 to 1.2
0
Residuals, % 0 to 0.5
0