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AWS BNi-8 vs. K93500 Alloy

AWS BNi-8 belongs to the nickel alloys classification, while K93500 alloy belongs to the iron alloys. They have a modest 33% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-8 and the bottom bar is K93500 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 67
72
Tensile Strength: Ultimate (UTS), MPa 570
490 to 810

Thermal Properties

Latent Heat of Fusion, J/g 390
270
Melting Completion (Liquidus), °C 1010
1430
Melting Onset (Solidus), °C 980
1380
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 46
30
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 8.2
4.7
Embodied Energy, MJ/kg 120
65
Embodied Water, L/kg 220
130

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 20
17 to 27
Strength to Weight: Bending, points 19
17 to 23
Thermal Shock Resistance, points 17
15 to 25

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.1
Carbon (C), % 0 to 0.060
0 to 0.050
Chromium (Cr), % 0
0 to 0.25
Cobalt (Co), % 0 to 0.1
5.0
Copper (Cu), % 4.0 to 5.0
0
Iron (Fe), % 0
61.4 to 63
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 21.5 to 24.5
0 to 0.6
Nickel (Ni), % 61.6 to 68.5
32
Phosphorus (P), % 0 to 0.020
0 to 0.015
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 6.0 to 8.0
0 to 0.25
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0 to 0.050
0 to 0.1
Zirconium (Zr), % 0 to 0.050
0 to 0.1
Residuals, % 0 to 0.5
0