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Solder Alloy 135 vs. C85200 Brass

Solder alloy 135 belongs to the otherwise unclassified metals classification, while C85200 brass belongs to the copper alloys. There are 24 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 C85200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 27
110
Elongation at Break, % 20
28
Poisson's Ratio 0.41
0.32
Shear Modulus, GPa 9.5
40
Tensile Strength: Ultimate (UTS), MPa 35
270

Thermal Properties

Latent Heat of Fusion, J/g 36
180
Melting Completion (Liquidus), °C 250
940
Melting Onset (Solidus), °C 190
930
Specific Heat Capacity, J/kg-K 160
380
Thermal Conductivity, W/m-K 42
84
Thermal Expansion, µm/m-K 27
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.5
18
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
19

Otherwise Unclassified Properties

Base Metal Price, % relative 90
26
Density, g/cm3 10
8.4
Embodied Carbon, kg CO2/kg material 7.3
2.8
Embodied Energy, MJ/kg 120
46
Embodied Water, L/kg 720
330

Common Calculations

Stiffness to Weight: Axial, points 1.5
7.0
Stiffness to Weight: Bending, points 9.9
19
Strength to Weight: Axial, points 1.0
8.9
Strength to Weight: Bending, points 2.4
11
Thermal Diffusivity, mm2/s 27
27
Thermal Shock Resistance, points 3.5
9.3

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0050
Antimony (Sb), % 0.5 to 1.8
0 to 0.2
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0
Copper (Cu), % 0 to 0.080
70 to 74
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.6
Lead (Pb), % 67.1 to 70
1.5 to 3.8
Nickel (Ni), % 0 to 0.010
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.050
Silver (Ag), % 0 to 0.1
0
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 29.5 to 30.5
0.7 to 2.0
Zinc (Zn), % 0 to 0.0010
20 to 27
Residuals, % 0
0 to 0.9