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AISI 304 Stainless Steel vs. Solder Alloy 103

AISI 304 stainless steel belongs to the iron alloys classification, while solder alloy 103 belongs to the otherwise unclassified metals. There are 23 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 AISI 304 stainless steel and the bottom bar is solder alloy 103.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
37
Elongation at Break, % 8.0 to 43
47
Poisson's Ratio 0.28
0.39
Shear Modulus, GPa 77
13
Tensile Strength: Ultimate (UTS), MPa 580 to 1180
52

Thermal Properties

Latent Heat of Fusion, J/g 290
45
Melting Completion (Liquidus), °C 1450
190
Melting Onset (Solidus), °C 1400
180
Specific Heat Capacity, J/kg-K 480
180
Thermal Conductivity, W/m-K 16
50
Thermal Expansion, µm/m-K 17
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
12

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 3.0
10
Embodied Energy, MJ/kg 43
180
Embodied Water, L/kg 150
910

Common Calculations

Stiffness to Weight: Axial, points 14
2.3
Stiffness to Weight: Bending, points 25
12
Strength to Weight: Axial, points 21 to 42
1.6
Strength to Weight: Bending, points 20 to 32
3.5
Thermal Diffusivity, mm2/s 4.2
30
Thermal Shock Resistance, points 12 to 25
4.3

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 to 0.080
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 66.5 to 74
0 to 0.020
Lead (Pb), % 0
38.8 to 40.5
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10.5
0 to 0.010
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
59.5 to 60.5
Zinc (Zn), % 0
0 to 0.0010