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Solder Alloy 801 vs. AWS BNi-1a

Solder alloy 801 belongs to the otherwise unclassified metals classification, while AWS BNi-1a belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is solder alloy 801 and the bottom bar is AWS BNi-1a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 53
180
Poisson's Ratio 0.35
0.3
Shear Modulus, GPa 20
70
Tensile Strength: Ultimate (UTS), MPa 55
450

Thermal Properties

Latent Heat of Fusion, J/g 64
370
Melting Completion (Liquidus), °C 200
1080
Melting Onset (Solidus), °C 200
980
Specific Heat Capacity, J/kg-K 240
500
Thermal Expansion, µm/m-K 22
12

Otherwise Unclassified Properties

Density, g/cm3 7.2
8.0
Embodied Carbon, kg CO2/kg material 14
8.8
Embodied Energy, MJ/kg 240
120
Embodied Water, L/kg 1140
240

Common Calculations

Stiffness to Weight: Axial, points 4.1
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 2.1
16
Strength to Weight: Bending, points 4.4
16
Thermal Shock Resistance, points 3.3
15

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.050
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Boron (B), % 0
2.8 to 3.5
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
13 to 15
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
4.0 to 5.0
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
70.6 to 76.3
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
4.0 to 5.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 89.9 to 91.5
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 8.5 to 9.5
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5