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ZA-8 vs. S44800 Stainless Steel

ZA-8 belongs to the zinc alloys classification, while S44800 stainless steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ZA-8 and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 87 to 100
190
Elastic (Young's, Tensile) Modulus, GPa 85 to 86
210
Elongation at Break, % 1.3 to 8.0
23
Fatigue Strength, MPa 51 to 100
300
Poisson's Ratio 0.26
0.27
Shear Modulus, GPa 34
82
Shear Strength, MPa 240 to 280
370
Tensile Strength: Ultimate (UTS), MPa 210 to 370
590
Tensile Strength: Yield (Proof), MPa 210 to 290
450

Thermal Properties

Latent Heat of Fusion, J/g 110
300
Maximum Temperature: Mechanical, °C 100
1100
Melting Completion (Liquidus), °C 400
1460
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 120
17
Thermal Expansion, µm/m-K 23
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 40
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 11
19
Density, g/cm3 6.3
7.8
Embodied Carbon, kg CO2/kg material 3.3
3.8
Embodied Energy, MJ/kg 62
52
Embodied Water, L/kg 420
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8 to 28
120
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
480
Stiffness to Weight: Axial, points 7.5
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 9.3 to 17
21
Strength to Weight: Bending, points 12 to 18
20
Thermal Diffusivity, mm2/s 42
4.6
Thermal Shock Resistance, points 7.6 to 13
19

Alloy Composition

Aluminum (Al), % 8.0 to 8.8
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.010
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 0.8 to 1.3
0 to 0.15
Iron (Fe), % 0 to 0.075
62.6 to 66.5
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.015 to 0.030
0
Manganese (Mn), % 0
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 0 to 0.020
2.0 to 2.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.045
0 to 0.2
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 89.7 to 91.2
0