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SAE-AISI D3 Steel vs. ASTM B540 Palladium

SAE-AISI D3 steel belongs to the iron alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI D3 steel and the bottom bar is ASTM B540 palladium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 9.8 to 15
1.1 to 14
Fatigue Strength, MPa 310 to 940
350
Poisson's Ratio 0.28
0.38
Shear Modulus, GPa 74
39
Shear Strength, MPa 470 to 1220
500 to 700
Tensile Strength: Ultimate (UTS), MPa 770 to 2050
830 to 1240
Tensile Strength: Yield (Proof), MPa 480 to 1550
620 to 1000

Thermal Properties

Latent Heat of Fusion, J/g 270
140
Melting Completion (Liquidus), °C 1430
1220
Melting Onset (Solidus), °C 1390
1020
Specific Heat Capacity, J/kg-K 480
240
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
4.9 to 5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
3.5 to 3.9

Otherwise Unclassified Properties

Density, g/cm3 7.7
13

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 180
13 to 100
Stiffness to Weight: Axial, points 14
4.7
Stiffness to Weight: Bending, points 25
12
Strength to Weight: Axial, points 28 to 74
18 to 27
Strength to Weight: Bending, points 24 to 47
15 to 20
Thermal Shock Resistance, points 23 to 63
41 to 61

Alloy Composition

Carbon (C), % 2.0 to 2.4
0
Chromium (Cr), % 11 to 13.5
0
Copper (Cu), % 0 to 0.25
13.5 to 14.5
Gold (Au), % 0
9.5 to 10.5
Iron (Fe), % 80.3 to 87
0
Manganese (Mn), % 0 to 0.6
0
Nickel (Ni), % 0 to 0.3
0
Palladium (Pd), % 0
34 to 36
Phosphorus (P), % 0 to 0.030
0
Platinum (Pt), % 0
9.5 to 10.5
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
29 to 31
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0 to 1.0
0
Vanadium (V), % 0 to 1.0
0
Zinc (Zn), % 0
0.8 to 1.2
Residuals, % 0
0 to 0.3