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Solder Alloy 703 vs. EN 1.4527 Stainless Steel

Solder alloy 703 belongs to the otherwise unclassified metals classification, while EN 1.4527 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is solder alloy 703 and the bottom bar is EN 1.4527 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 15
140
Elastic (Young's, Tensile) Modulus, GPa 51
200
Elongation at Break, % 35
40
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 19
77
Tensile Strength: Ultimate (UTS), MPa 57
480

Thermal Properties

Latent Heat of Fusion, J/g 61
310
Melting Completion (Liquidus), °C 220
1410
Melting Onset (Solidus), °C 220
1360
Specific Heat Capacity, J/kg-K 220
470
Thermal Conductivity, W/m-K 55
15
Thermal Expansion, µm/m-K 22
15

Otherwise Unclassified Properties

Density, g/cm3 7.4
8.1
Embodied Carbon, kg CO2/kg material 18
5.6
Embodied Energy, MJ/kg 300
78

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 2.1
17
Strength to Weight: Bending, points 4.4
17
Thermal Diffusivity, mm2/s 33
4.0
Thermal Shock Resistance, points 3.7
12

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 0.060
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 0 to 0.050
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
37.4 to 48.5
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0 to 0.010
27.5 to 30.5
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Silver (Ag), % 3.3 to 3.7
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 95.8 to 96.7
0
Zinc (Zn), % 0 to 0.0010
0