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ACI-ASTM CA28MWV Steel vs. 70Ag-30Ni Alloy

ACI-ASTM CA28MWV steel belongs to the iron alloys classification, while 70Ag-30Ni alloy belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CA28MWV steel and the bottom bar is 70Ag-30Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 76
39
Tensile Strength: Ultimate (UTS), MPa 1080
320 to 530

Thermal Properties

Latent Heat of Fusion, J/g 270
170
Melting Completion (Liquidus), °C 1470
960
Melting Onset (Solidus), °C 1430
960
Specific Heat Capacity, J/kg-K 470
300
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.6
69
Electrical Conductivity: Equal Weight (Specific), % IACS 5.3
62

Otherwise Unclassified Properties

Density, g/cm3 7.9
10

Common Calculations

Stiffness to Weight: Axial, points 14
5.8
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 38
8.8 to 15
Strength to Weight: Bending, points 30
10 to 15
Thermal Shock Resistance, points 40
13 to 21

Alloy Composition

Carbon (C), % 0.2 to 0.28
0
Chromium (Cr), % 11 to 12.5
0
Iron (Fe), % 81.4 to 85.8
0
Manganese (Mn), % 0.5 to 1.0
0
Molybdenum (Mo), % 0.9 to 1.3
0
Nickel (Ni), % 0.5 to 1.0
28.8 to 31
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
69 to 71
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0.9 to 1.3
0
Vanadium (V), % 0.2 to 0.3
0
Residuals, % 0
0 to 0.2