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R30556 Alloy vs. ZA-12

R30556 alloy belongs to the iron alloys classification, while ZA-12 belongs to the zinc alloys. There are 30 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 R30556 alloy and the bottom bar is ZA-12.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
83
Elongation at Break, % 45
1.6 to 5.3
Fatigue Strength, MPa 320
73 to 120
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 81
33
Shear Strength, MPa 550
240 to 300
Tensile Strength: Ultimate (UTS), MPa 780
260 to 400
Tensile Strength: Yield (Proof), MPa 350
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 300
120
Maximum Temperature: Mechanical, °C 1100
100
Melting Completion (Liquidus), °C 1420
430
Melting Onset (Solidus), °C 1330
380
Specific Heat Capacity, J/kg-K 450
450
Thermal Conductivity, W/m-K 11
120
Thermal Expansion, µm/m-K 15
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
28
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
42

Otherwise Unclassified Properties

Base Metal Price, % relative 70
11
Density, g/cm3 8.4
6.0
Embodied Carbon, kg CO2/kg material 8.7
3.4
Embodied Energy, MJ/kg 130
64
Embodied Water, L/kg 300
440

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
4.0 to 20
Resilience: Unit (Modulus of Resilience), kJ/m3 290
260 to 620
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 26
12 to 19
Strength to Weight: Bending, points 22
15 to 20
Thermal Diffusivity, mm2/s 2.9
43
Thermal Shock Resistance, points 18
9.4 to 14

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
10.5 to 11.5
Boron (B), % 0 to 0.020
0
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0.050 to 0.15
0
Chromium (Cr), % 21 to 23
0
Cobalt (Co), % 16 to 21
0
Copper (Cu), % 0
0.5 to 1.2
Iron (Fe), % 20.4 to 38.2
0 to 0.075
Lanthanum (La), % 0.0050 to 0.1
0
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0.5 to 2.0
0
Molybdenum (Mo), % 2.5 to 4.0
0
Nickel (Ni), % 19 to 22.5
0 to 0.020
Niobium (Nb), % 0 to 0.3
0
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.2 to 0.8
0 to 0.060
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
0
Tin (Sn), % 0
0 to 0.0030
Tungsten (W), % 2.0 to 3.5
0
Zinc (Zn), % 0.0010 to 0.1
87.1 to 89