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AISI 317 Stainless Steel vs. Solder Alloy 123

AISI 317 stainless steel belongs to the iron alloys classification, while solder alloy 123 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 317 stainless steel and the bottom bar is solder alloy 123.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 220
8.0
Elastic (Young's, Tensile) Modulus, GPa 200
18
Elongation at Break, % 35 to 55
45
Poisson's Ratio 0.28
0.44
Shear Modulus, GPa 79
6.2
Tensile Strength: Ultimate (UTS), MPa 580 to 710
28

Thermal Properties

Latent Heat of Fusion, J/g 290
26
Melting Completion (Liquidus), °C 1400
310
Melting Onset (Solidus), °C 1380
300
Specific Heat Capacity, J/kg-K 470
130
Thermal Conductivity, W/m-K 15
23
Thermal Expansion, µm/m-K 17
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 21
75
Density, g/cm3 7.9
11
Embodied Carbon, kg CO2/kg material 4.3
4.5
Embodied Energy, MJ/kg 59
74
Embodied Water, L/kg 160
500

Common Calculations

Stiffness to Weight: Axial, points 14
0.9
Stiffness to Weight: Bending, points 25
7.8
Strength to Weight: Axial, points 20 to 25
0.69
Strength to Weight: Bending, points 20 to 22
1.8
Thermal Diffusivity, mm2/s 4.1
16
Thermal Shock Resistance, points 12 to 15
3.8

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 0.1
Cadmium (Cd), % 0
0 to 0.0050
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), % 58 to 68
0 to 0.020
Lead (Pb), % 0
93.5 to 95.5
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 11 to 15
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
4.5 to 5.5
Zinc (Zn), % 0
0 to 0.0010