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AISI 302B Stainless Steel vs. Solder Alloy 122

AISI 302B stainless steel belongs to the iron alloys classification, while solder alloy 122 belongs to the otherwise unclassified metals. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 302B stainless steel and the bottom bar is solder alloy 122.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
10
Elastic (Young's, Tensile) Modulus, GPa 200
20
Elongation at Break, % 45
30
Poisson's Ratio 0.28
0.43
Shear Modulus, GPa 76
6.9
Tensile Strength: Ultimate (UTS), MPa 580
30

Thermal Properties

Latent Heat of Fusion, J/g 320
27
Melting Completion (Liquidus), °C 1400
300
Melting Onset (Solidus), °C 1360
270
Specific Heat Capacity, J/kg-K 490
140
Thermal Conductivity, W/m-K 17
25
Thermal Expansion, µm/m-K 16
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 15
75
Density, g/cm3 7.7
11
Embodied Carbon, kg CO2/kg material 3.0
5.0
Embodied Energy, MJ/kg 43
84
Embodied Water, L/kg 140
540

Common Calculations

Stiffness to Weight: Axial, points 14
1.0
Stiffness to Weight: Bending, points 25
8.2
Strength to Weight: Axial, points 21
0.77
Strength to Weight: Bending, points 20
2.0
Thermal Diffusivity, mm2/s 4.4
17
Thermal Shock Resistance, points 13
3.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 65.7 to 73
0 to 0.020
Lead (Pb), % 0
88.4 to 90.5
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10
0 to 0.010
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 2.0 to 3.0
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
9.5 to 10.5
Zinc (Zn), % 0
0 to 0.0010