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Solder Alloy 704 vs. AWS ERTi-5

Solder alloy 704 belongs to the otherwise unclassified metals classification, while AWS ERTi-5 belongs to the titanium alloys. There are 22 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 704 and the bottom bar is AWS ERTi-5.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
110
Elongation at Break, % 30
10
Poisson's Ratio 0.36
0.32
Shear Modulus, GPa 19
40
Tensile Strength: Ultimate (UTS), MPa 55
900

Thermal Properties

Latent Heat of Fusion, J/g 62
410
Melting Completion (Liquidus), °C 240
1610
Melting Onset (Solidus), °C 220
1560
Specific Heat Capacity, J/kg-K 220
560
Thermal Conductivity, W/m-K 50
7.1
Thermal Expansion, µm/m-K 22
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 15
2.0

Otherwise Unclassified Properties

Density, g/cm3 7.5
4.4
Embodied Carbon, kg CO2/kg material 19
38
Embodied Energy, MJ/kg 320
610

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
35
Strength to Weight: Axial, points 2.1
56
Strength to Weight: Bending, points 4.3
46
Thermal Diffusivity, mm2/s 30
2.9
Thermal Shock Resistance, points 3.5
63

Alloy Composition

Aluminum (Al), % 0 to 0.0010
5.5 to 6.8
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0 to 0.050
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.015
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.22
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0.12 to 0.2
Silver (Ag), % 4.8 to 5.2
0
Tin (Sn), % 94.3 to 95.2
0
Titanium (Ti), % 0
88.2 to 90.9
Vanadium (V), % 0
3.5 to 4.5
Zinc (Zn), % 0 to 0.0010
0