MakeItFrom.com
Menu (ESC)

C68700 Brass vs. Solder Alloy 136

C68700 brass belongs to the copper alloys classification, while solder alloy 136 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 136.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
25
Poisson's Ratio 0.32
0.42
Shear Modulus, GPa 41
8.9
Tensile Strength: Ultimate (UTS), MPa 390
34

Thermal Properties

Latent Heat of Fusion, J/g 190
34
Melting Completion (Liquidus), °C 970
260
Melting Onset (Solidus), °C 930
190
Specific Heat Capacity, J/kg-K 400
150
Thermal Conductivity, W/m-K 100
40
Thermal Expansion, µm/m-K 19
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
9.2
Electrical Conductivity: Equal Weight (Specific), % IACS 25
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 26
90
Density, g/cm3 8.3
10
Embodied Carbon, kg CO2/kg material 2.8
6.8
Embodied Energy, MJ/kg 46
110
Embodied Water, L/kg 340
680

Common Calculations

Stiffness to Weight: Axial, points 7.3
1.4
Stiffness to Weight: Bending, points 19
9.5
Strength to Weight: Axial, points 13
0.92
Strength to Weight: Bending, points 14
2.3
Thermal Diffusivity, mm2/s 30
26
Thermal Shock Resistance, points 13
3.6

Alloy Composition

Aluminum (Al), % 1.8 to 2.5
0 to 0.0010
Antimony (Sb), % 0
0.5 to 2.0
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
71.9 to 75
Nickel (Ni), % 0
0 to 0.010
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
24.5 to 25.5
Zinc (Zn), % 17.8 to 22.2
0 to 0.0010
Residuals, % 0 to 0.5
0