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AWS ERNiCrFe-5 vs. R30556 Alloy

AWS ERNiCrFe-5 belongs to the nickel alloys classification, while R30556 alloy belongs to the iron alloys. They have 45% of their average alloy composition in common. There are 24 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 ERNiCrFe-5 and the bottom bar is R30556 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 34
45
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 74
81
Tensile Strength: Ultimate (UTS), MPa 630
780

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Melting Completion (Liquidus), °C 1390
1420
Melting Onset (Solidus), °C 1340
1330
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 14
11
Thermal Expansion, µm/m-K 12
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 65
70
Density, g/cm3 8.5
8.4
Embodied Carbon, kg CO2/kg material 11
8.7
Embodied Energy, MJ/kg 150
130
Embodied Water, L/kg 250
300

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 20
26
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 3.6
2.9
Thermal Shock Resistance, points 19
18

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.5
Boron (B), % 0
0 to 0.020
Carbon (C), % 0 to 0.080
0.050 to 0.15
Chromium (Cr), % 14 to 17
21 to 23
Cobalt (Co), % 0 to 0.12
16 to 21
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 6.0 to 10
20.4 to 38.2
Lanthanum (La), % 0
0.0050 to 0.1
Manganese (Mn), % 0 to 1.0
0.5 to 2.0
Molybdenum (Mo), % 0
2.5 to 4.0
Nickel (Ni), % 70 to 78.5
19 to 22.5
Niobium (Nb), % 1.5 to 3.0
0 to 0.3
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.35
0.2 to 0.8
Sulfur (S), % 0 to 0.015
0 to 0.015
Tantalum (Ta), % 0
0.3 to 1.3
Tungsten (W), % 0
2.0 to 3.5
Zinc (Zn), % 0
0.0010 to 0.1
Residuals, % 0 to 0.5
0