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AISI 405 Stainless Steel vs. Zamak 2

AISI 405 stainless steel belongs to the iron alloys classification, while Zamak 2 belongs to the zinc 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 AISI 405 stainless steel and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
100
Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 22
6.0
Fatigue Strength, MPa 130
59
Poisson's Ratio 0.28
0.26
Rockwell B Hardness 76
63
Shear Modulus, GPa 76
33
Shear Strength, MPa 300
320
Tensile Strength: Ultimate (UTS), MPa 470
360
Tensile Strength: Yield (Proof), MPa 200
270

Thermal Properties

Latent Heat of Fusion, J/g 280
130
Maximum Temperature: Mechanical, °C 820
95
Melting Completion (Liquidus), °C 1530
390
Melting Onset (Solidus), °C 1480
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 30
110
Thermal Expansion, µm/m-K 11
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
25
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
35

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
12
Density, g/cm3 7.7
6.5
Embodied Carbon, kg CO2/kg material 2.0
3.0
Embodied Energy, MJ/kg 28
57
Embodied Water, L/kg 100
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 84
20
Resilience: Unit (Modulus of Resilience), kJ/m3 100
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 17
15
Strength to Weight: Bending, points 17
17
Thermal Diffusivity, mm2/s 8.1
41
Thermal Shock Resistance, points 16
11

Alloy Composition

Aluminum (Al), % 0.1 to 0.3
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 11.5 to 14.5
0
Copper (Cu), % 0
2.5 to 3.3
Iron (Fe), % 82.5 to 88.4
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.6
0 to 0.020
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.030
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
92.2 to 94