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Solder Alloy 703 vs. EN 1.4592 Stainless Steel

Solder alloy 703 belongs to the otherwise unclassified metals classification, while EN 1.4592 stainless steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is solder alloy 703 and the bottom bar is EN 1.4592 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 51
210
Elongation at Break, % 35
23
Poisson's Ratio 0.36
0.27
Shear Modulus, GPa 19
82
Tensile Strength: Ultimate (UTS), MPa 57
630

Thermal Properties

Latent Heat of Fusion, J/g 61
310
Melting Completion (Liquidus), °C 220
1460
Melting Onset (Solidus), °C 220
1410
Specific Heat Capacity, J/kg-K 220
480
Thermal Conductivity, W/m-K 55
17
Thermal Expansion, µm/m-K 22
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 17
3.0

Otherwise Unclassified Properties

Density, g/cm3 7.4
7.7
Embodied Carbon, kg CO2/kg material 18
3.8
Embodied Energy, MJ/kg 300
52

Common Calculations

Stiffness to Weight: Axial, points 3.8
15
Stiffness to Weight: Bending, points 17
26
Strength to Weight: Axial, points 2.1
23
Strength to Weight: Bending, points 4.4
21
Thermal Diffusivity, mm2/s 33
4.6
Thermal Shock Resistance, points 3.7
20

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 0.025
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
62.6 to 68.4
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
3.5 to 4.5
Nickel (Ni), % 0 to 0.010
0
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 3.3 to 3.7
0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 95.8 to 96.7
0
Titanium (Ti), % 0
0.15 to 0.8
Zinc (Zn), % 0 to 0.0010
0