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AWS BAg-34 vs. AWS BNi-2

AWS BAg-34 belongs to the otherwise unclassified metals classification, while AWS BNi-2 belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-34 and the bottom bar is AWS BNi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 89
180
Poisson's Ratio 0.33
0.3
Shear Modulus, GPa 34
68
Tensile Strength: Ultimate (UTS), MPa 170
440

Thermal Properties

Brazing Temperature, °C 680 to 840
1010 to 1180
Latent Heat of Fusion, J/g 140
360
Melting Completion (Liquidus), °C 720
1000
Melting Onset (Solidus), °C 650
970
Specific Heat Capacity, J/kg-K 330
490
Thermal Expansion, µm/m-K 21
11

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.2
Embodied Carbon, kg CO2/kg material 38
9.3
Embodied Energy, MJ/kg 600
130

Common Calculations

Stiffness to Weight: Axial, points 5.6
12
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 5.4
15
Strength to Weight: Bending, points 7.7
16
Thermal Shock Resistance, points 6.5
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 31 to 33
0
Iron (Fe), % 0
2.5 to 3.5
Nickel (Ni), % 0
79.1 to 84.8
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
4.0 to 5.0
Silver (Ag), % 37 to 39
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 1.5 to 2.5
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 26 to 30
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0 to 0.15
0 to 0.5