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ASTM Grade LCB Steel vs. 60Pd-40Ag Alloy

ASTM grade LCB 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 (12, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 27
1.1 to 28
Poisson's Ratio 0.29
0.38
Shear Modulus, GPa 72
37
Tensile Strength: Ultimate (UTS), MPa 540
340 to 720

Thermal Properties

Latent Heat of Fusion, J/g 250
140
Melting Completion (Liquidus), °C 1450
1360
Melting Onset (Solidus), °C 1410
1310
Specific Heat Capacity, J/kg-K 470
240
Thermal Conductivity, W/m-K 51
29
Thermal Expansion, µm/m-K 12
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
4.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
3.2

Otherwise Unclassified Properties

Density, g/cm3 7.8
11

Common Calculations

Stiffness to Weight: Axial, points 13
4.9
Stiffness to Weight: Bending, points 24
14
Strength to Weight: Axial, points 19
8.4 to 18
Strength to Weight: Bending, points 19
9.6 to 16
Thermal Diffusivity, mm2/s 14
11
Thermal Shock Resistance, points 17
16 to 34

Alloy Composition

Carbon (C), % 0 to 0.3
0
Copper (Cu), % 0
0 to 0.1
Iron (Fe), % 97 to 100
0
Manganese (Mn), % 0 to 1.0
0
Palladium (Pd), % 0
59.5 to 60.9
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
39.1 to 40.5
Sulfur (S), % 0 to 0.045
0
Residuals, % 0
0 to 0.3