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AISI 304Cu Stainless Steel vs. Zamak 2

AISI 304Cu stainless steel belongs to the iron alloys classification, while Zamak 2 belongs to the zinc alloys. There are 31 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AISI 304Cu stainless steel and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
100
Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 45
6.0
Fatigue Strength, MPa 190
59
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 76
33
Shear Strength, MPa 370
320
Tensile Strength: Ultimate (UTS), MPa 530
360
Tensile Strength: Yield (Proof), MPa 210
270

Thermal Properties

Latent Heat of Fusion, J/g 290
130
Maximum Temperature: Mechanical, °C 930
95
Melting Completion (Liquidus), °C 1410
390
Melting Onset (Solidus), °C 1370
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 13
110
Thermal Expansion, µm/m-K 16
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
35

Otherwise Unclassified Properties

Base Metal Price, % relative 16
12
Density, g/cm3 7.8
6.5
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 43
57
Embodied Water, L/kg 150
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
20
Resilience: Unit (Modulus of Resilience), kJ/m3 110
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 19
15
Strength to Weight: Bending, points 19
17
Thermal Diffusivity, mm2/s 3.5
41
Thermal Shock Resistance, points 12
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 3.0 to 4.0
2.5 to 3.3
Iron (Fe), % 63.9 to 72
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 8.0 to 10
0 to 0.020
Phosphorus (P), % 0 to 0.045
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