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AWS BNi-9 vs. K93050 Alloy

AWS BNi-9 belongs to the nickel alloys classification, while K93050 alloy belongs to the iron alloys. They have a modest 37% 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-9 and the bottom bar is K93050 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.3
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 580
500 to 680

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1060
1430
Melting Onset (Solidus), °C 1060
1380
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 60
26
Density, g/cm3 8.4
8.2
Embodied Carbon, kg CO2/kg material 9.3
4.7
Embodied Energy, MJ/kg 130
65
Embodied Water, L/kg 260
120

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 19
17 to 23
Strength to Weight: Bending, points 18
17 to 21
Thermal Shock Resistance, points 19
16 to 21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 3.3 to 4.0
0
Carbon (C), % 0 to 0.060
0 to 0.15
Chromium (Cr), % 13.5 to 16.5
0 to 0.25
Cobalt (Co), % 0 to 0.1
0 to 0.5
Iron (Fe), % 0 to 1.5
61.4 to 63.9
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 77.1 to 83.3
36
Phosphorus (P), % 0 to 0.020
0 to 0.020
Selenium (Se), % 0 to 0.0050
0.15 to 0.3
Silicon (Si), % 0
0 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0