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Solder Alloy 201 vs. EN 1.4971 Stainless Steel

Solder alloy 201 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 201 and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 13
240
Elastic (Young's, Tensile) Modulus, GPa 50
210
Elongation at Break, % 38
34
Poisson's Ratio 0.35
0.29
Shear Modulus, GPa 19
81
Tensile Strength: Ultimate (UTS), MPa 41
800

Thermal Properties

Latent Heat of Fusion, J/g 64
300
Melting Completion (Liquidus), °C 240
1460
Melting Onset (Solidus), °C 240
1410
Specific Heat Capacity, J/kg-K 220
450
Thermal Conductivity, W/m-K 28
13
Thermal Expansion, µm/m-K 21
15

Otherwise Unclassified Properties

Density, g/cm3 7.3
8.4
Embodied Carbon, kg CO2/kg material 15
7.6
Embodied Energy, MJ/kg 250
110
Embodied Water, L/kg 1320
300

Common Calculations

Stiffness to Weight: Axial, points 3.8
14
Stiffness to Weight: Bending, points 17
24
Strength to Weight: Axial, points 1.6
26
Strength to Weight: Bending, points 3.6
23
Thermal Diffusivity, mm2/s 17
3.4
Thermal Shock Resistance, points 2.7
19

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 4.5 to 5.5
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 0.050
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), % 0 to 0.070
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), % 94 to 95.5
0
Tungsten (W), % 0
2.0 to 3.0
Zinc (Zn), % 0 to 0.0010
0