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S30435 Stainless Steel vs. Zamak 7

S30435 stainless steel belongs to the iron alloys classification, while Zamak 7 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 S30435 stainless steel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
80
Elastic (Young's, Tensile) Modulus, GPa 190
86
Elongation at Break, % 51
13
Fatigue Strength, MPa 170
47
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 76
33
Shear Strength, MPa 370
210
Tensile Strength: Ultimate (UTS), MPa 510
280
Tensile Strength: Yield (Proof), MPa 170
250

Thermal Properties

Latent Heat of Fusion, J/g 280
120
Maximum Temperature: Mechanical, °C 900
95
Melting Completion (Liquidus), °C 1420
390
Melting Onset (Solidus), °C 1380
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 16
110
Thermal Expansion, µm/m-K 16
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
38

Otherwise Unclassified Properties

Base Metal Price, % relative 14
11
Density, g/cm3 7.8
6.4
Embodied Carbon, kg CO2/kg material 2.9
3.0
Embodied Energy, MJ/kg 40
57
Embodied Water, L/kg 140
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
36
Resilience: Unit (Modulus of Resilience), kJ/m3 77
370
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 18
12
Strength to Weight: Bending, points 18
15
Thermal Diffusivity, mm2/s 4.2
43
Thermal Shock Resistance, points 12
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.080
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 1.5 to 3.0
0 to 0.25
Iron (Fe), % 66.9 to 75.5
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 7.0 to 9.0
0.0050 to 0.020
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0010
Zinc (Zn), % 0
95.3 to 96.5