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Commercially Pure Zinc vs. R30556 Alloy

Commercially pure zinc belongs to the zinc alloys classification, while R30556 alloy belongs to the iron alloys. There are 28 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 commercially pure zinc and the bottom bar is R30556 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
210
Elongation at Break, % 38
45
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 35
81
Tensile Strength: Ultimate (UTS), MPa 97
780
Tensile Strength: Yield (Proof), MPa 79
350

Thermal Properties

Latent Heat of Fusion, J/g 110
300
Maximum Temperature: Mechanical, °C 90
1100
Melting Completion (Liquidus), °C 410
1420
Melting Onset (Solidus), °C 400
1330
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 110
11
Thermal Expansion, µm/m-K 26
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 37
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
70
Density, g/cm3 6.6
8.4
Embodied Carbon, kg CO2/kg material 2.8
8.7
Embodied Energy, MJ/kg 53
130
Embodied Water, L/kg 340
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
290
Resilience: Unit (Modulus of Resilience), kJ/m3 36
290
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 4.1
26
Strength to Weight: Bending, points 7.1
22
Thermal Diffusivity, mm2/s 44
2.9
Thermal Shock Resistance, points 3.0
18

Alloy Composition

Aluminum (Al), % 0 to 0.010
0.1 to 0.5
Boron (B), % 0
0 to 0.020
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0
21 to 23
Cobalt (Co), % 0
16 to 21
Copper (Cu), % 0 to 0.080
0
Iron (Fe), % 0 to 0.020
20.4 to 38.2
Lanthanum (La), % 0
0.0050 to 0.1
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0.5 to 2.0
Molybdenum (Mo), % 0
2.5 to 4.0
Nickel (Ni), % 0
19 to 22.5
Niobium (Nb), % 0
0 to 0.3
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0.2 to 0.8
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0
0.3 to 1.3
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0 to 0.020
0
Tungsten (W), % 0
2.0 to 3.5
Zinc (Zn), % 99.827 to 100
0.0010 to 0.1