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S44635 Stainless Steel vs. AWS ERNiCrFe-6

S44635 stainless steel belongs to the iron alloys classification, while AWS ERNiCrFe-6 belongs to the nickel alloys. They have a modest 25% 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 S44635 stainless steel and the bottom bar is AWS ERNiCrFe-6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
34
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
74
Tensile Strength: Ultimate (UTS), MPa 710
630

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1420
1320
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 22
55
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 4.4
9.8
Embodied Energy, MJ/kg 62
140
Embodied Water, L/kg 170
260

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 25
21
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 4.4
3.3
Thermal Shock Resistance, points 23
19

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.080
Chromium (Cr), % 24.5 to 26
14 to 17
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 61.5 to 68.5
0 to 8.0
Manganese (Mn), % 0 to 1.0
2.0 to 2.7
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 3.5 to 4.5
67 to 81.5
Niobium (Nb), % 0.2 to 0.8
0
Nitrogen (N), % 0 to 0.035
0
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 0.75
0 to 0.35
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0.2 to 0.8
2.5 to 3.5
Residuals, % 0
0 to 0.5