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C68700 Brass vs. Solder Alloy 134

C68700 brass belongs to the copper alloys classification, while solder alloy 134 belongs to the otherwise unclassified metals. There are 23 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 C68700 brass and the bottom bar is solder alloy 134.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
31
Poisson's Ratio 0.32
0.4
Shear Modulus, GPa 41
11
Tensile Strength: Ultimate (UTS), MPa 390
38

Thermal Properties

Latent Heat of Fusion, J/g 190
41
Melting Completion (Liquidus), °C 970
230
Melting Onset (Solidus), °C 930
190
Specific Heat Capacity, J/kg-K 400
170
Thermal Conductivity, W/m-K 100
45
Thermal Expansion, µm/m-K 19
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
10
Electrical Conductivity: Equal Weight (Specific), % IACS 25
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 26
100
Density, g/cm3 8.3
9.6
Embodied Carbon, kg CO2/kg material 2.8
8.5
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 340
820

Common Calculations

Stiffness to Weight: Axial, points 7.3
1.8
Stiffness to Weight: Bending, points 19
11
Strength to Weight: Axial, points 13
1.1
Strength to Weight: Bending, points 14
2.6
Thermal Diffusivity, mm2/s 30
28
Thermal Shock Resistance, points 13
3.4

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
0 to 0.0010
Antimony (Sb), % 0
2.0 to 2.4
Arsenic (As), % 0.020 to 0.1
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 76 to 79
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.060
0 to 0.020
Lead (Pb), % 0 to 0.070
56.5 to 58.5
Nickel (Ni), % 0
0 to 0.010
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
39.5 to 40.5
Zinc (Zn), % 17.8 to 22.2
0 to 0.0010
Residuals, % 0 to 0.5
0