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ACI-ASTM CN3M Steel vs. 60Pd-40Ag Alloy

ACI-ASTM CN3M steel belongs to the iron alloys classification, while 60Pd-40Ag alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3M steel and the bottom bar is 60Pd-40Ag alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 34
1.1 to 28
Poisson's Ratio 0.28
0.38
Shear Modulus, GPa 80
37
Tensile Strength: Ultimate (UTS), MPa 500
340 to 720

Thermal Properties

Latent Heat of Fusion, J/g 310
140
Melting Completion (Liquidus), °C 1450
1360
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 470
240
Thermal Conductivity, W/m-K 13
29
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
4.1
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
3.2

Otherwise Unclassified Properties

Density, g/cm3 8.1
11

Common Calculations

Stiffness to Weight: Axial, points 14
4.9
Stiffness to Weight: Bending, points 24
14
Strength to Weight: Axial, points 17
8.4 to 18
Strength to Weight: Bending, points 17
9.6 to 16
Thermal Diffusivity, mm2/s 3.4
11
Thermal Shock Resistance, points 11
16 to 34

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 42.4 to 52.5
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 23 to 27
0
Palladium (Pd), % 0
59.5 to 60.9
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
39.1 to 40.5
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.3