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Zamak 2 vs. S41045 Stainless Steel

Zamak 2 belongs to the zinc alloys classification, while S41045 stainless steel belongs to the iron alloys. There are 32 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is S41045 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
160
Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 6.0
25
Fatigue Strength, MPa 59
160
Poisson's Ratio 0.26
0.28
Rockwell B Hardness 63
70
Shear Modulus, GPa 33
76
Shear Strength, MPa 320
280
Tensile Strength: Ultimate (UTS), MPa 360
430
Tensile Strength: Yield (Proof), MPa 270
230

Thermal Properties

Latent Heat of Fusion, J/g 130
270
Maximum Temperature: Mechanical, °C 95
740
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
29
Thermal Expansion, µm/m-K 28
10

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 12
8.5
Density, g/cm3 6.5
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.2
Embodied Energy, MJ/kg 57
31
Embodied Water, L/kg 380
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
92
Resilience: Unit (Modulus of Resilience), kJ/m3 420
140
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
16
Strength to Weight: Bending, points 17
16
Thermal Diffusivity, mm2/s 41
7.8
Thermal Shock Resistance, points 11
16

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
12 to 13
Copper (Cu), % 2.5 to 3.3
0
Iron (Fe), % 0 to 0.1
83.8 to 88
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0 to 0.020
0 to 0.5
Niobium (Nb), % 0
0 to 0.6
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 92.2 to 94
0