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AISI 304N Stainless Steel vs. ZA-8

AISI 304N stainless steel belongs to the iron alloys classification, while ZA-8 belongs to the zinc alloys. There are 31 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 AISI 304N stainless steel and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 360
87 to 100
Elastic (Young's, Tensile) Modulus, GPa 200
85 to 86
Elongation at Break, % 9.1 to 45
1.3 to 8.0
Fatigue Strength, MPa 220 to 440
51 to 100
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 77
34
Shear Strength, MPa 420 to 700
240 to 280
Tensile Strength: Ultimate (UTS), MPa 620 to 1180
210 to 370
Tensile Strength: Yield (Proof), MPa 270 to 850
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Maximum Temperature: Mechanical, °C 960
100
Melting Completion (Liquidus), °C 1420
400
Melting Onset (Solidus), °C 1380
380
Specific Heat Capacity, J/kg-K 480
440
Thermal Conductivity, W/m-K 16
120
Thermal Expansion, µm/m-K 16
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
40

Otherwise Unclassified Properties

Base Metal Price, % relative 15
11
Density, g/cm3 7.8
6.3
Embodied Carbon, kg CO2/kg material 3.0
3.3
Embodied Energy, MJ/kg 43
62
Embodied Water, L/kg 150
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98 to 280
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 1830
260 to 490
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22 to 42
9.3 to 17
Strength to Weight: Bending, points 21 to 32
12 to 18
Thermal Diffusivity, mm2/s 4.2
42
Thermal Shock Resistance, points 14 to 26
7.6 to 13

Alloy Composition

Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 18 to 20
0
Copper (Cu), % 0
0.8 to 1.3
Iron (Fe), % 66.4 to 73.9
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10.5
0 to 0.020
Nitrogen (N), % 0.1 to 0.16
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0 to 0.045
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
89.7 to 91.2

Comparable Variants