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AISI 418 Stainless Steel vs. Solder Alloy 134

AISI 418 stainless steel belongs to the iron alloys classification, while solder alloy 134 belongs to the otherwise unclassified metals. There are 24 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 418 stainless steel and the bottom bar is solder alloy 134.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
31
Elongation at Break, % 17
31
Poisson's Ratio 0.28
0.4
Shear Modulus, GPa 77
11
Tensile Strength: Ultimate (UTS), MPa 1100
38

Thermal Properties

Latent Heat of Fusion, J/g 270
41
Melting Completion (Liquidus), °C 1500
230
Melting Onset (Solidus), °C 1460
190
Specific Heat Capacity, J/kg-K 470
170
Thermal Conductivity, W/m-K 25
45
Thermal Expansion, µm/m-K 10
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.8
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 15
100
Density, g/cm3 8.0
9.6
Embodied Carbon, kg CO2/kg material 2.9
8.5
Embodied Energy, MJ/kg 41
140
Embodied Water, L/kg 110
820

Common Calculations

Stiffness to Weight: Axial, points 14
1.8
Stiffness to Weight: Bending, points 24
11
Strength to Weight: Axial, points 38
1.1
Strength to Weight: Bending, points 29
2.6
Thermal Diffusivity, mm2/s 6.7
28
Thermal Shock Resistance, points 40
3.4

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
2.0 to 2.4
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.15 to 0.2
0
Chromium (Cr), % 12 to 14
0
Copper (Cu), % 0
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 78.5 to 83.6
0 to 0.020
Lead (Pb), % 0
56.5 to 58.5
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 1.8 to 2.2
0 to 0.010
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.5
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
39.5 to 40.5
Tungsten (W), % 2.5 to 3.5
0
Zinc (Zn), % 0
0 to 0.0010