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AWS ERNiCrFe-5 vs. S15700 Stainless Steel

AWS ERNiCrFe-5 belongs to the nickel alloys classification, while S15700 stainless steel belongs to the iron alloys. They have a modest 31% 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 (9, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrFe-5 and the bottom bar is S15700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 34
1.1 to 29
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
77
Tensile Strength: Ultimate (UTS), MPa 630
1180 to 1890

Thermal Properties

Latent Heat of Fusion, J/g 310
290
Melting Completion (Liquidus), °C 1390
1440
Melting Onset (Solidus), °C 1340
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 65
15
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 11
3.4
Embodied Energy, MJ/kg 150
47
Embodied Water, L/kg 250
140

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
42 to 67
Strength to Weight: Bending, points 19
32 to 43
Thermal Diffusivity, mm2/s 3.6
4.2
Thermal Shock Resistance, points 19
39 to 63

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.5
Carbon (C), % 0 to 0.080
0 to 0.090
Chromium (Cr), % 14 to 17
14 to 16
Cobalt (Co), % 0 to 0.12
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 6.0 to 10
69.6 to 76.8
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 70 to 78.5
6.5 to 7.7
Niobium (Nb), % 1.5 to 3.0
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Residuals, % 0 to 0.5
0