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AISI 409 Stainless Steel vs. Solder Alloy 301

AISI 409 stainless steel belongs to the iron alloys classification, while solder alloy 301 belongs to the otherwise unclassified metals. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AISI 409 stainless steel and the bottom bar is solder alloy 301.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
40
Elongation at Break, % 24
51
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
15
Tensile Strength: Ultimate (UTS), MPa 420
55
Tensile Strength: Yield (Proof), MPa 200
49

Thermal Properties

Latent Heat of Fusion, J/g 270
55
Melting Completion (Liquidus), °C 1450
140
Melting Onset (Solidus), °C 1400
140
Specific Heat Capacity, J/kg-K 480
160
Thermal Conductivity, W/m-K 25
19
Thermal Expansion, µm/m-K 11
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
4.7
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
4.9

Otherwise Unclassified Properties

Density, g/cm3 7.7
8.7
Embodied Carbon, kg CO2/kg material 2.0
13
Embodied Energy, MJ/kg 28
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83
27
Resilience: Unit (Modulus of Resilience), kJ/m3 100
30
Stiffness to Weight: Axial, points 14
2.5
Stiffness to Weight: Bending, points 25
13
Strength to Weight: Axial, points 15
1.8
Strength to Weight: Bending, points 16
3.7
Thermal Diffusivity, mm2/s 6.7
13
Thermal Shock Resistance, points 15
7.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
56.5 to 59
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 10.5 to 11.7
0
Copper (Cu), % 0
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 84.9 to 89.5
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.5
0 to 0.010
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
41 to 43
Titanium (Ti), % 0 to 0.75
0
Zinc (Zn), % 0
0 to 0.0010