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SAE-AISI H42 Steel vs. ASTM B563 Pd-Ag-Cu

SAE-AISI H42 steel belongs to the iron alloys classification, while ASTM B563 Pd-Ag-Cu belongs to the otherwise unclassified metals. There are 15 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI H42 steel and the bottom bar is ASTM B563 Pd-Ag-Cu.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.29
0.37
Shear Modulus, GPa 77
37
Tensile Strength: Ultimate (UTS), MPa 700 to 1980
760 to 1170

Thermal Properties

Latent Heat of Fusion, J/g 260
150
Melting Completion (Liquidus), °C 1620
1180
Melting Onset (Solidus), °C 1570
1030
Specific Heat Capacity, J/kg-K 440
260
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Density, g/cm3 8.4
11

Common Calculations

Stiffness to Weight: Axial, points 13
5.2
Stiffness to Weight: Bending, points 23
14
Strength to Weight: Axial, points 23 to 65
19 to 30
Strength to Weight: Bending, points 21 to 42
17 to 22
Thermal Shock Resistance, points 20 to 57
39 to 61

Alloy Composition

Carbon (C), % 0.55 to 0.7
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
15.5 to 16.5
Iron (Fe), % 79.3 to 83.8
0
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 0 to 0.3
0.8 to 1.2
Palladium (Pd), % 0
43 to 45
Phosphorus (P), % 0 to 0.030
0
Platinum (Pt), % 0
0.8 to 1.2
Silver (Ag), % 0
37 to 39
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0
Residuals, % 0
0 to 0.4