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AWS E320 vs. Solder Alloy 137

AWS E320 belongs to the iron alloys classification, while solder alloy 137 belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E320 and the bottom bar is solder alloy 137.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
24
Elongation at Break, % 34
19
Poisson's Ratio 0.28
0.42
Shear Modulus, GPa 77
8.3
Tensile Strength: Ultimate (UTS), MPa 620
34

Thermal Properties

Latent Heat of Fusion, J/g 300
33
Melting Completion (Liquidus), °C 1410
270
Melting Onset (Solidus), °C 1360
190
Specific Heat Capacity, J/kg-K 460
150
Thermal Expansion, µm/m-K 14
27

Otherwise Unclassified Properties

Base Metal Price, % relative 38
85
Density, g/cm3 8.2
10
Embodied Carbon, kg CO2/kg material 6.5
6.3
Embodied Energy, MJ/kg 91
100
Embodied Water, L/kg 220
660

Common Calculations

Stiffness to Weight: Axial, points 13
1.3
Stiffness to Weight: Bending, points 24
9.2
Strength to Weight: Axial, points 21
0.9
Strength to Weight: Bending, points 20
2.2
Thermal Shock Resistance, points 16
3.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0.5 to 3.0
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 3.0 to 4.0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 31.8 to 43.5
0 to 0.020
Lead (Pb), % 0
75.9 to 80
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 36
0 to 0.010
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.6
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
19.5 to 20.5
Zinc (Zn), % 0
0 to 0.0010