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C68300 Brass vs. Solder Alloy 137

C68300 brass belongs to the copper alloys classification, while solder alloy 137 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C68300 brass and the bottom bar is solder alloy 137.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
24
Elongation at Break, % 15
19
Poisson's Ratio 0.31
0.42
Shear Modulus, GPa 40
8.3
Tensile Strength: Ultimate (UTS), MPa 430
34

Thermal Properties

Latent Heat of Fusion, J/g 180
33
Melting Completion (Liquidus), °C 900
270
Melting Onset (Solidus), °C 890
190
Specific Heat Capacity, J/kg-K 390
150
Thermal Conductivity, W/m-K 120
38
Thermal Expansion, µm/m-K 20
27

Otherwise Unclassified Properties

Base Metal Price, % relative 23
85
Density, g/cm3 8.0
10
Embodied Carbon, kg CO2/kg material 2.8
6.3
Embodied Energy, MJ/kg 46
100
Embodied Water, L/kg 340
660

Common Calculations

Stiffness to Weight: Axial, points 7.3
1.3
Stiffness to Weight: Bending, points 20
9.2
Strength to Weight: Axial, points 15
0.9
Strength to Weight: Bending, points 16
2.2
Thermal Diffusivity, mm2/s 38
25
Thermal Shock Resistance, points 14
3.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0.3 to 1.0
0.5 to 3.0
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0 to 0.010
0 to 0.0050
Copper (Cu), % 59 to 63
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 0 to 0.090
75.9 to 80
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.3 to 1.0
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0.050 to 0.2
19.5 to 20.5
Zinc (Zn), % 34.2 to 40.4
0 to 0.0010
Residuals, % 0 to 0.5
0