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SAE-AISI T4 Steel vs. Solder Alloy 115

SAE-AISI T4 steel belongs to the iron alloys classification, while solder alloy 115 belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T4 steel and the bottom bar is solder alloy 115.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
28
Poisson's Ratio 0.29
0.41
Shear Modulus, GPa 80
10
Tensile Strength: Ultimate (UTS), MPa 800 to 2140
36

Thermal Properties

Latent Heat of Fusion, J/g 250
36
Melting Completion (Liquidus), °C 1810
250
Melting Onset (Solidus), °C 1750
180
Specific Heat Capacity, J/kg-K 410
160
Thermal Conductivity, W/m-K 21
43
Thermal Expansion, µm/m-K 12
27

Otherwise Unclassified Properties

Base Metal Price, % relative 55
95
Density, g/cm3 9.4
9.9
Embodied Carbon, kg CO2/kg material 8.5
7.8
Embodied Energy, MJ/kg 130
130
Embodied Water, L/kg 120
730

Common Calculations

Stiffness to Weight: Axial, points 12
1.6
Stiffness to Weight: Bending, points 21
10
Strength to Weight: Axial, points 24 to 64
1.0
Strength to Weight: Bending, points 20 to 39
2.4
Thermal Diffusivity, mm2/s 5.4
27
Thermal Shock Resistance, points 24 to 64
3.4

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), % 0.7 to 0.8
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 66.3 to 72.3
0 to 0.020
Lead (Pb), % 0
63.4 to 65.5
Manganese (Mn), % 0.1 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0 to 0.010
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Silver (Ag), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
34.5 to 35.5
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 0.8 to 1.2
0
Zinc (Zn), % 0
0 to 0.0010