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Solder Alloy 124 vs. EN 1.4971 Stainless Steel

Solder alloy 124 belongs to the otherwise unclassified metals classification, while EN 1.4971 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 124 and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 17
210
Elongation at Break, % 46
34
Poisson's Ratio 0.44
0.29
Shear Modulus, GPa 5.8
81
Tensile Strength: Ultimate (UTS), MPa 27
800

Thermal Properties

Latent Heat of Fusion, J/g 24
300
Melting Completion (Liquidus), °C 330
1460
Melting Onset (Solidus), °C 320
1410
Specific Heat Capacity, J/kg-K 130
450
Thermal Conductivity, W/m-K 22
13
Thermal Expansion, µm/m-K 29
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
70
Density, g/cm3 11
8.4
Embodied Carbon, kg CO2/kg material 4.1
7.6
Embodied Energy, MJ/kg 68
110
Embodied Water, L/kg 470
300

Common Calculations

Stiffness to Weight: Axial, points 0.83
14
Stiffness to Weight: Bending, points 7.6
24
Strength to Weight: Axial, points 0.65
26
Strength to Weight: Bending, points 1.8
23
Thermal Diffusivity, mm2/s 15
3.4
Thermal Shock Resistance, points 3.9
19

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.12
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
0.080 to 0.16
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 0 to 0.080
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
24.3 to 37.1
Lead (Pb), % 97.2 to 98.2
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0 to 0.010
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.8 to 2.2
0
Tungsten (W), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.0010
0