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Quarter-hard AISI 316 vs. Quarter-hard 70Ag-30Ni Alloy

Quarter-hard AISI 316 belongs to the iron alloys classification, while quarter-hard 70Ag-30Ni alloy belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is quarter-hard AISI 316 and the bottom bar is quarter-hard 70Ag-30Ni alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 78
39
Tensile Strength: Ultimate (UTS), MPa 960
420

Thermal Properties

Latent Heat of Fusion, J/g 290
170
Melting Completion (Liquidus), °C 1400
960
Melting Onset (Solidus), °C 1380
960
Specific Heat Capacity, J/kg-K 470
300
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
69
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
62

Otherwise Unclassified Properties

Density, g/cm3 7.9
10

Common Calculations

Stiffness to Weight: Axial, points 14
5.8
Stiffness to Weight: Bending, points 25
16
Strength to Weight: Axial, points 34
12
Strength to Weight: Bending, points 27
12
Thermal Shock Resistance, points 21
17

Alloy Composition


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Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 16 to 18
0
Iron (Fe), % 62 to 72
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 10 to 14
28.8 to 31
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
69 to 71
Sulfur (S), % 0 to 0.030
0
Residuals, % 0
0 to 0.2