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Solder Alloy 704 vs. AWS ERTi-1

Solder alloy 704 belongs to the otherwise unclassified metals classification, while AWS ERTi-1 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-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
110
Elongation at Break, % 30
24
Poisson's Ratio 0.36
0.32
Shear Modulus, GPa 19
41
Tensile Strength: Ultimate (UTS), MPa 55
240

Thermal Properties

Latent Heat of Fusion, J/g 62
420
Melting Completion (Liquidus), °C 240
1670
Melting Onset (Solidus), °C 220
1620
Specific Heat Capacity, J/kg-K 220
540
Thermal Conductivity, W/m-K 50
21
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 15
7.1

Otherwise Unclassified Properties

Density, g/cm3 7.5
4.5
Embodied Carbon, kg CO2/kg material 19
31
Embodied Energy, MJ/kg 320
510

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
35
Strength to Weight: Axial, points 2.1
15
Strength to Weight: Bending, points 4.3
19
Thermal Diffusivity, mm2/s 30
8.7
Thermal Shock Resistance, points 3.5
19

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
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 0.030
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Hydrogen (H), % 0
0 to 0.0050
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.080
Lead (Pb), % 0 to 0.070
0
Nickel (Ni), % 0 to 0.010
0
Nitrogen (N), % 0
0 to 0.012
Oxygen (O), % 0
0.030 to 0.1
Silver (Ag), % 4.8 to 5.2
0
Tin (Sn), % 94.3 to 95.2
0
Titanium (Ti), % 0
99.773 to 99.97
Zinc (Zn), % 0 to 0.0010
0