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EN 1.4401 Stainless Steel vs. ZA-8

EN 1.4401 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 (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4401 stainless steel and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
87 to 100
Elastic (Young's, Tensile) Modulus, GPa 200
85 to 86
Elongation at Break, % 14 to 40
1.3 to 8.0
Fatigue Strength, MPa 200 to 320
51 to 100
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 78
34
Shear Strength, MPa 410 to 550
240 to 280
Tensile Strength: Ultimate (UTS), MPa 600 to 900
210 to 370
Tensile Strength: Yield (Proof), MPa 230 to 570
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Maximum Temperature: Mechanical, °C 950
100
Melting Completion (Liquidus), °C 1440
400
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 15
120
Thermal Expansion, µm/m-K 16
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
40

Otherwise Unclassified Properties

Base Metal Price, % relative 19
11
Density, g/cm3 7.9
6.3
Embodied Carbon, kg CO2/kg material 3.8
3.3
Embodied Energy, MJ/kg 52
62
Embodied Water, L/kg 150
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
2.8 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 800
260 to 490
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21 to 32
9.3 to 17
Strength to Weight: Bending, points 20 to 26
12 to 18
Thermal Diffusivity, mm2/s 4.0
42
Thermal Shock Resistance, points 13 to 20
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 0.070
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
0.8 to 1.3
Iron (Fe), % 62.8 to 71.5
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
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10 to 13
0 to 0.020
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0 to 0.045
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
89.7 to 91.2

Comparable Variants