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AWS ERNi-1 vs. Solder Alloy 191

AWS ERNi-1 belongs to the nickel alloys classification, while solder alloy 191 belongs to the otherwise unclassified metals. There are 22 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 ERNi-1 and the bottom bar is solder alloy 191.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
19
Elongation at Break, % 22
32
Poisson's Ratio 0.31
0.43
Shear Modulus, GPa 69
6.5
Tensile Strength: Ultimate (UTS), MPa 470
29

Thermal Properties

Latent Heat of Fusion, J/g 300
27
Melting Completion (Liquidus), °C 1360
300
Melting Onset (Solidus), °C 1310
300
Specific Heat Capacity, J/kg-K 450
130
Thermal Conductivity, W/m-K 73
24
Thermal Expansion, µm/m-K 11
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 19
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 19
7.2

Otherwise Unclassified Properties

Density, g/cm3 8.7
11
Embodied Carbon, kg CO2/kg material 11
5.8
Embodied Energy, MJ/kg 150
95

Common Calculations

Stiffness to Weight: Axial, points 12
0.93
Stiffness to Weight: Bending, points 22
8.0
Strength to Weight: Axial, points 15
0.72
Strength to Weight: Bending, points 15
1.9
Thermal Diffusivity, mm2/s 19
16
Thermal Shock Resistance, points 17
3.9

Alloy Composition

Aluminum (Al), % 0 to 1.5
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.15
0
Copper (Cu), % 0 to 0.25
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 1.0
0 to 0.020
Lead (Pb), % 0
92.4 to 94
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 93 to 98
0 to 0.010
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
1.2 to 1.8
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
4.8 to 5.2
Titanium (Ti), % 2.0 to 3.5
0
Zinc (Zn), % 0
0 to 0.0010
Residuals, % 0 to 0.5
0