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Solder Alloy 135 vs. SAE-AISI M2 Steel

Solder alloy 135 belongs to the otherwise unclassified metals classification, while SAE-AISI M2 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is solder alloy 135 and the bottom bar is SAE-AISI M2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 27
200
Poisson's Ratio 0.41
0.29
Shear Modulus, GPa 9.5
77
Tensile Strength: Ultimate (UTS), MPa 35
760 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 36
260
Melting Completion (Liquidus), °C 250
1610
Melting Onset (Solidus), °C 190
1570
Specific Heat Capacity, J/kg-K 160
440
Thermal Conductivity, W/m-K 42
22
Thermal Expansion, µm/m-K 27
10

Otherwise Unclassified Properties

Base Metal Price, % relative 90
24
Density, g/cm3 10
8.4
Embodied Carbon, kg CO2/kg material 7.3
8.8
Embodied Energy, MJ/kg 120
130
Embodied Water, L/kg 720
98

Common Calculations

Stiffness to Weight: Axial, points 1.5
13
Stiffness to Weight: Bending, points 9.9
23
Strength to Weight: Axial, points 1.0
25 to 71
Strength to Weight: Bending, points 2.4
22 to 44
Thermal Diffusivity, mm2/s 27
5.9
Thermal Shock Resistance, points 3.5
27 to 76

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0.5 to 1.8
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.78 to 1.1
Chromium (Cr), % 0
3.8 to 4.5
Copper (Cu), % 0 to 0.080
0 to 0.25
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
78.5 to 83.4
Lead (Pb), % 67.1 to 70
0
Manganese (Mn), % 0
0.15 to 0.4
Molybdenum (Mo), % 0
4.5 to 5.5
Nickel (Ni), % 0 to 0.010
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0.2 to 0.45
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 29.5 to 30.5
0
Tungsten (W), % 0
5.5 to 6.8
Vanadium (V), % 0
1.8 to 2.2
Zinc (Zn), % 0 to 0.0010
0