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C69700 Brass vs. Solder Alloy 122

C69700 brass belongs to the copper alloys classification, while solder alloy 122 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 C69700 brass and the bottom bar is solder alloy 122.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
20
Elongation at Break, % 25
30
Poisson's Ratio 0.32
0.43
Shear Modulus, GPa 41
6.9
Tensile Strength: Ultimate (UTS), MPa 470
30

Thermal Properties

Latent Heat of Fusion, J/g 240
27
Melting Completion (Liquidus), °C 930
300
Melting Onset (Solidus), °C 880
270
Specific Heat Capacity, J/kg-K 400
140
Thermal Conductivity, W/m-K 43
25
Thermal Expansion, µm/m-K 19
28

Otherwise Unclassified Properties

Base Metal Price, % relative 26
75
Density, g/cm3 8.3
11
Embodied Carbon, kg CO2/kg material 2.7
5.0
Embodied Energy, MJ/kg 44
84
Embodied Water, L/kg 310
540

Common Calculations

Stiffness to Weight: Axial, points 7.3
1.0
Stiffness to Weight: Bending, points 19
8.2
Strength to Weight: Axial, points 16
0.77
Strength to Weight: Bending, points 16
2.0
Thermal Diffusivity, mm2/s 13
17
Thermal Shock Resistance, points 16
3.9

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
Copper (Cu), % 75 to 80
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.2
0 to 0.020
Lead (Pb), % 0.5 to 1.5
88.4 to 90.5
Manganese (Mn), % 0 to 0.4
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 2.5 to 3.5
0
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
9.5 to 10.5
Zinc (Zn), % 13.9 to 22
0 to 0.0010
Residuals, % 0 to 0.5
0