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Zamak 2 vs. S30815 Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while S30815 stainless steel belongs to the iron alloys. There are 32 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 Zamak 2 and the bottom bar is S30815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
190
Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 6.0
45
Fatigue Strength, MPa 59
320
Poisson's Ratio 0.26
0.28
Rockwell B Hardness 63
82
Shear Modulus, GPa 33
77
Shear Strength, MPa 320
480
Tensile Strength: Ultimate (UTS), MPa 360
680
Tensile Strength: Yield (Proof), MPa 270
350

Thermal Properties

Latent Heat of Fusion, J/g 130
310
Maximum Temperature: Mechanical, °C 95
1020
Melting Completion (Liquidus), °C 390
1400
Melting Onset (Solidus), °C 380
1360
Specific Heat Capacity, J/kg-K 410
490
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 28
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 35
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 12
17
Density, g/cm3 6.5
7.7
Embodied Carbon, kg CO2/kg material 3.0
3.3
Embodied Energy, MJ/kg 57
47
Embodied Water, L/kg 380
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
260
Resilience: Unit (Modulus of Resilience), kJ/m3 420
310
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
25
Strength to Weight: Bending, points 17
22
Thermal Diffusivity, mm2/s 41
4.0
Thermal Shock Resistance, points 11
15

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.050 to 0.1
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 2.5 to 3.3
0
Iron (Fe), % 0 to 0.1
62.8 to 68.4
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 0 to 0.020
10 to 12
Nitrogen (N), % 0
0.14 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
1.4 to 2.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 92.2 to 94
0