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ZA-8 vs. AISI 434 Stainless Steel

ZA-8 belongs to the zinc alloys classification, while AISI 434 stainless steel belongs to the iron alloys. There are 32 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ZA-8 and the bottom bar is AISI 434 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 87 to 100
170
Elastic (Young's, Tensile) Modulus, GPa 85 to 86
200
Elongation at Break, % 1.3 to 8.0
24
Fatigue Strength, MPa 51 to 100
220
Poisson's Ratio 0.26
0.28
Rockwell B Hardness 54 to 65
77
Shear Modulus, GPa 34
78
Shear Strength, MPa 240 to 280
330
Tensile Strength: Ultimate (UTS), MPa 210 to 370
520
Tensile Strength: Yield (Proof), MPa 210 to 290
320

Thermal Properties

Latent Heat of Fusion, J/g 110
280
Maximum Temperature: Mechanical, °C 100
880
Melting Completion (Liquidus), °C 400
1510
Melting Onset (Solidus), °C 380
1430
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 120
25
Thermal Expansion, µm/m-K 23
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 40
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 6.3
7.7
Embodied Carbon, kg CO2/kg material 3.3
2.4
Embodied Energy, MJ/kg 62
33
Embodied Water, L/kg 420
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8 to 28
110
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
260
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 9.3 to 17
19
Strength to Weight: Bending, points 12 to 18
18
Thermal Diffusivity, mm2/s 42
6.7
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 0.12
Chromium (Cr), % 0
16 to 18
Copper (Cu), % 0.8 to 1.3
0
Iron (Fe), % 0 to 0.075
78.6 to 83.3
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.015 to 0.030
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.75 to 1.3
Nickel (Ni), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.045
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 89.7 to 91.2
0