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SAE-AISI 9260 Steel vs. Commercially Pure Palladium

SAE-AISI 9260 steel belongs to the iron alloys classification, while commercially pure palladium belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 9260 steel and the bottom bar is commercially pure palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 21
1.1 to 11
Poisson's Ratio 0.29
0.39
Shear Modulus, GPa 72
43
Shear Strength, MPa 420
120 to 200
Tensile Strength: Ultimate (UTS), MPa 660
200 to 380

Thermal Properties

Latent Heat of Fusion, J/g 280
160
Melting Completion (Liquidus), °C 1430
1550
Melting Onset (Solidus), °C 1390
1550
Specific Heat Capacity, J/kg-K 480
240
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
16
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
12

Otherwise Unclassified Properties

Density, g/cm3 7.7
12

Common Calculations

Stiffness to Weight: Axial, points 13
5.6
Stiffness to Weight: Bending, points 25
14
Strength to Weight: Axial, points 24
4.5 to 8.8
Strength to Weight: Bending, points 22
6.2 to 9.7
Thermal Shock Resistance, points 20
9.8 to 19

Alloy Composition

Carbon (C), % 0.56 to 0.64
0
Iron (Fe), % 96.1 to 96.9
0
Manganese (Mn), % 0.75 to 1.0
0
Palladium (Pd), % 0
99.8 to 100
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 1.8 to 2.2
0
Sulfur (S), % 0 to 0.040
0
Residuals, % 0
0 to 0.2