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AISI 304LN Stainless Steel vs. Solder Alloy 191

AISI 304LN stainless steel belongs to the iron alloys classification, while solder alloy 191 belongs to the otherwise unclassified metals. There are 22 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 304LN stainless steel and the bottom bar is solder alloy 191.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
19
Elongation at Break, % 7.8 to 46
32
Poisson's Ratio 0.28
0.43
Shear Modulus, GPa 77
6.5
Tensile Strength: Ultimate (UTS), MPa 580 to 1160
29

Thermal Properties

Latent Heat of Fusion, J/g 290
27
Melting Completion (Liquidus), °C 1420
300
Melting Onset (Solidus), °C 1380
300
Specific Heat Capacity, J/kg-K 480
130
Thermal Conductivity, W/m-K 15
24
Thermal Expansion, µm/m-K 16
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
7.2

Otherwise Unclassified Properties

Density, g/cm3 7.8
11
Embodied Carbon, kg CO2/kg material 3.1
5.8
Embodied Energy, MJ/kg 44
95

Common Calculations

Stiffness to Weight: Axial, points 14
0.93
Stiffness to Weight: Bending, points 25
8.0
Strength to Weight: Axial, points 21 to 41
0.72
Strength to Weight: Bending, points 20 to 31
1.9
Thermal Diffusivity, mm2/s 4.0
16
Thermal Shock Resistance, points 13 to 26
3.9

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 0.030
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), % 65 to 73.9
0 to 0.020
Lead (Pb), % 0
92.4 to 94
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 12
0 to 0.010
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Silver (Ag), % 0
1.2 to 1.8
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
4.8 to 5.2
Zinc (Zn), % 0
0 to 0.0010