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EN 1.4729 Stainless Steel vs. Solder Alloy 171

EN 1.4729 stainless steel belongs to the iron alloys classification, while solder alloy 171 belongs to the otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4729 stainless steel and the bottom bar is solder alloy 171.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
16
Elastic (Young's, Tensile) Modulus, GPa 190
38
Elongation at Break, % 15
45
Poisson's Ratio 0.28
0.39
Shear Modulus, GPa 75
14

Thermal Properties

Latent Heat of Fusion, J/g 300
47
Melting Completion (Liquidus), °C 1420
180
Melting Onset (Solidus), °C 1380
180
Specific Heat Capacity, J/kg-K 490
190
Thermal Conductivity, W/m-K 24
50
Thermal Expansion, µm/m-K 10
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
12
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
12

Otherwise Unclassified Properties

Density, g/cm3 7.6
8.8
Embodied Carbon, kg CO2/kg material 2.1
13
Embodied Energy, MJ/kg 29
210

Common Calculations

Stiffness to Weight: Axial, points 14
2.4
Stiffness to Weight: Bending, points 25
13
Thermal Diffusivity, mm2/s 6.5
30

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.3 to 0.5
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 80.4 to 86.7
0 to 0.020
Lead (Pb), % 0
34.7 to 36.7
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 0.010
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 1.0 to 2.5
0
Silver (Ag), % 0
1.8 to 2.2
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
61.5 to 62.5
Zinc (Zn), % 0
0 to 0.0010