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AWS ERNiCrMo-2 vs. 70Ag-30Ni Alloy

AWS ERNiCrMo-2 belongs to the nickel alloys classification, while 70Ag-30Ni alloy belongs to the otherwise unclassified metals. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. There are 17 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCrMo-2 and the bottom bar is 70Ag-30Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
100
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 81
39
Tensile Strength: Ultimate (UTS), MPa 750
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 320
170
Melting Completion (Liquidus), °C 1460
960
Melting Onset (Solidus), °C 1410
960
Specific Heat Capacity, J/kg-K 450
300
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
69
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
62

Otherwise Unclassified Properties

Density, g/cm3 8.4
10

Common Calculations

Stiffness to Weight: Axial, points 14
5.8
Stiffness to Weight: Bending, points 23
16
Strength to Weight: Axial, points 25
8.8 to 15
Strength to Weight: Bending, points 22
10 to 15
Thermal Shock Resistance, points 20
13 to 21

Alloy Composition

Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 20.5 to 23
0
Cobalt (Co), % 0.5 to 2.5
0
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 17 to 20
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 40.3 to 53.8
28.8 to 31
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
69 to 71
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0.2 to 1.0
0
Residuals, % 0
0 to 0.2