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ASTM B685 Alloy vs. AWS BNi-11

ASTM B685 alloy belongs to the otherwise unclassified metals classification, while AWS BNi-11 belongs to the nickel alloys. There are 15 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ASTM B685 alloy and the bottom bar is AWS BNi-11.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Poisson's Ratio 0.37
0.3
Shear Modulus, GPa 43
74
Tensile Strength: Ultimate (UTS), MPa 660 to 1060
600

Thermal Properties

Latent Heat of Fusion, J/g 180
340
Melting Completion (Liquidus), °C 1230
1100
Melting Onset (Solidus), °C 1200
970
Specific Heat Capacity, J/kg-K 300
450
Thermal Expansion, µm/m-K 14
11

Otherwise Unclassified Properties

Density, g/cm3 11
9.1

Common Calculations

Stiffness to Weight: Axial, points 6.1
12
Stiffness to Weight: Bending, points 15
21
Strength to Weight: Axial, points 17 to 27
18
Strength to Weight: Bending, points 16 to 21
17
Thermal Shock Resistance, points 28 to 46
20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.050
Boron (B), % 0
2.2 to 3.1
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0.3 to 0.5
Chromium (Cr), % 0
9.0 to 11.8
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 39.5 to 40.5
0
Iron (Fe), % 0 to 0.050
2.5 to 4.0
Lead (Pb), % 0 to 0.030
0
Nickel (Ni), % 0
62.9 to 71.2
Palladium (Pd), % 59 to 60.5
0
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
3.4 to 4.3
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 0
11.5 to 12.8
Zinc (Zn), % 0 to 0.060
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5