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Solder Alloy 711 vs. AWS E320LR

Solder alloy 711 belongs to the otherwise unclassified metals classification, while AWS E320LR belongs to the iron 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 711 and the bottom bar is AWS E320LR.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
200
Elongation at Break, % 19
34
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
77
Tensile Strength: Ultimate (UTS), MPa 49
580

Thermal Properties

Latent Heat of Fusion, J/g 61
300
Melting Completion (Liquidus), °C 220
1410
Melting Onset (Solidus), °C 220
1360
Specific Heat Capacity, J/kg-K 220
460
Thermal Expansion, µm/m-K 22
14

Otherwise Unclassified Properties

Density, g/cm3 7.4
8.2
Embodied Carbon, kg CO2/kg material 17
6.2
Embodied Energy, MJ/kg 290
87

Common Calculations

Stiffness to Weight: Axial, points 3.8
13
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.8
20
Strength to Weight: Bending, points 4.0
19
Thermal Shock Resistance, points 3.1
15

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
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0.3 to 0.7
3.0 to 4.0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
32.7 to 42.5
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
1.5 to 2.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.010
32 to 36
Niobium (Nb), % 0
0 to 0.4
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.3
Silver (Ag), % 2.8 to 3.2
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 95.6 to 96.9
0
Zinc (Zn), % 0 to 0.0010
0