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Solder Alloy 601 vs. AISI 439 Stainless Steel

Solder alloy 601 belongs to the otherwise unclassified metals classification, while AISI 439 stainless steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is solder alloy 601 and the bottom bar is AISI 439 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 5.0
160
Elastic (Young's, Tensile) Modulus, GPa 31
200
Elongation at Break, % 83
23
Poisson's Ratio 0.41
0.28
Shear Modulus, GPa 11
77
Tensile Strength: Ultimate (UTS), MPa 12
490

Thermal Properties

Latent Heat of Fusion, J/g 43
280
Melting Completion (Liquidus), °C 120
1510
Melting Onset (Solidus), °C 120
1430
Specific Heat Capacity, J/kg-K 230
480
Thermal Conductivity, W/m-K 34
25
Thermal Expansion, µm/m-K 23
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 14
3.4

Otherwise Unclassified Properties

Density, g/cm3 7.3
7.7
Embodied Water, L/kg 1330
120

Common Calculations

Stiffness to Weight: Axial, points 2.3
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 0.45
18
Strength to Weight: Bending, points 1.6
18
Thermal Diffusivity, mm2/s 20
6.7
Thermal Shock Resistance, points 1.2
16

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.15
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 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 0 to 0.050
0
Gold (Au), % 0 to 0.050
0
Indium (In), % 51 to 52.5
0
Iron (Fe), % 0 to 0.020
77.1 to 82.8
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.010
0 to 0.5
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 47.5 to 48.5
0
Titanium (Ti), % 0
0.2 to 1.1
Zinc (Zn), % 0 to 0.0010
0