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AWS ERNiCr-3 vs. S46500 Stainless Steel

AWS ERNiCr-3 belongs to the nickel alloys classification, while S46500 stainless steel belongs to the iron alloys. They have a modest 25% of their average alloy composition in common, which, by itself, doesn't mean much. There are 20 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCr-3 and the bottom bar is S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 34
2.3 to 14
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 75
75
Tensile Strength: Ultimate (UTS), MPa 630
1260 to 1930

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Melting Completion (Liquidus), °C 1380
1450
Melting Onset (Solidus), °C 1330
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 13
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
15
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 11
3.6
Embodied Energy, MJ/kg 160
51
Embodied Water, L/kg 280
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 21
44 to 68
Strength to Weight: Bending, points 19
33 to 44
Thermal Shock Resistance, points 18
44 to 67

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.020
Chromium (Cr), % 18 to 22
11 to 12.5
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 3.0
72.6 to 76.1
Manganese (Mn), % 2.5 to 3.5
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 67 to 77.5
10.7 to 11.3
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0 to 0.5
0 to 0.25
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0 to 0.75
1.5 to 1.8
Residuals, % 0 to 0.5
0