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Annealed ASTM B685 Alloy vs. Annealed S46500 Stainless Steel

Annealed ASTM B685 alloy belongs to the otherwise unclassified metals classification, while annealed S46500 stainless steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is annealed ASTM B685 alloy and the bottom bar is annealed S46500 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 23
4.6
Poisson's Ratio 0.37
0.28
Shear Modulus, GPa 43
75
Shear Strength, MPa 410
730
Tensile Strength: Ultimate (UTS), MPa 660
1260

Thermal Properties

Latent Heat of Fusion, J/g 180
280
Melting Completion (Liquidus), °C 1230
1450
Melting Onset (Solidus), °C 1200
1410
Specific Heat Capacity, J/kg-K 300
470
Thermal Expansion, µm/m-K 14
11

Otherwise Unclassified Properties

Density, g/cm3 11
7.9

Common Calculations

Stiffness to Weight: Axial, points 6.1
14
Stiffness to Weight: Bending, points 15
25
Strength to Weight: Axial, points 17
44
Strength to Weight: Bending, points 16
33
Thermal Shock Resistance, points 28
44

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 39.5 to 40.5
0
Iron (Fe), % 0 to 0.050
72.6 to 76.1
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 0.25
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0
10.7 to 11.3
Nitrogen (N), % 0
0 to 0.010
Palladium (Pd), % 59 to 60.5
0
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.25
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
1.5 to 1.8
Zinc (Zn), % 0 to 0.060
0
Residuals, % 0 to 0.2
0