MakeItFrom.com
Menu (ESC)

Z21721 Zinc vs. Solder Alloy 137

Z21721 zinc belongs to the zinc alloys classification, while solder alloy 137 belongs to the otherwise unclassified metals. 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 Z21721 zinc and the bottom bar is solder alloy 137.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
24
Elongation at Break, % 40
19
Poisson's Ratio 0.25
0.42
Shear Modulus, GPa 35
8.3
Tensile Strength: Ultimate (UTS), MPa 150
34

Thermal Properties

Latent Heat of Fusion, J/g 110
33
Melting Completion (Liquidus), °C 410
270
Melting Onset (Solidus), °C 390
190
Specific Heat Capacity, J/kg-K 390
150
Thermal Conductivity, W/m-K 110
38
Thermal Expansion, µm/m-K 26
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 37
7.7

Otherwise Unclassified Properties

Base Metal Price, % relative 11
85
Density, g/cm3 6.6
10
Embodied Carbon, kg CO2/kg material 2.8
6.3
Embodied Energy, MJ/kg 53
100
Embodied Water, L/kg 340
660

Common Calculations

Stiffness to Weight: Axial, points 7.3
1.3
Stiffness to Weight: Bending, points 22
9.2
Strength to Weight: Axial, points 6.4
0.9
Strength to Weight: Bending, points 9.6
2.2
Thermal Diffusivity, mm2/s 44
25
Thermal Shock Resistance, points 4.8
3.7

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.0010
Antimony (Sb), % 0
0.5 to 3.0
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0 to 0.070
0 to 0.0050
Copper (Cu), % 0 to 0.0050
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.010
0 to 0.020
Lead (Pb), % 0 to 1.0
75.9 to 80
Nickel (Ni), % 0
0 to 0.010
Silver (Ag), % 0
0 to 0.1
Tin (Sn), % 0
19.5 to 20.5
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
0 to 0.0010