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ASTM B522 Class II vs. AWS ERNiCrMo-10

ASTM B522 class II belongs to the otherwise unclassified metals classification, while AWS ERNiCrMo-10 belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM B522 class II and the bottom bar is AWS ERNiCrMo-10.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 96
220
Elongation at Break, % 1.1 to 28
28
Poisson's Ratio 0.41
0.29
Shear Modulus, GPa 34
84
Tensile Strength: Ultimate (UTS), MPa 280 to 490
790

Thermal Properties

Latent Heat of Fusion, J/g 77
320
Melting Completion (Liquidus), °C 1030
1550
Melting Onset (Solidus), °C 1030
1490
Specific Heat Capacity, J/kg-K 160
420
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 5.7
1.5

Otherwise Unclassified Properties

Density, g/cm3 17
8.9

Common Calculations

Stiffness to Weight: Axial, points 3.1
14
Stiffness to Weight: Bending, points 8.9
23
Strength to Weight: Axial, points 4.4 to 7.8
25
Strength to Weight: Bending, points 5.5 to 8.0
21
Thermal Shock Resistance, points 13 to 24
21

Alloy Composition

Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 0
0 to 0.5
Gold (Au), % 68.5 to 69.5
0
Iron (Fe), % 0
2.0 to 6.0
Manganese (Mn), % 0
0 to 0.5
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 0
49 to 63
Phosphorus (P), % 0
0 to 0.020
Platinum (Pt), % 5.5 to 6.5
0
Silicon (Si), % 0
0 to 0.080
Silver (Ag), % 24.5 to 25.5
0
Sulfur (S), % 0 to 0.010
0 to 0.010
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35
Residuals, % 0
0 to 0.5