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Zamak 7 vs. EN 1.4874 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.4874 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is Zamak 7 and the bottom bar is EN 1.4874 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
140
Elastic (Young's, Tensile) Modulus, GPa 86
210
Elongation at Break, % 13
6.7
Fatigue Strength, MPa 47
180
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
80
Tensile Strength: Ultimate (UTS), MPa 280
480
Tensile Strength: Yield (Proof), MPa 250
360

Thermal Properties

Latent Heat of Fusion, J/g 120
300
Maximum Temperature: Mechanical, °C 95
1150
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1400
Specific Heat Capacity, J/kg-K 410
450
Thermal Conductivity, W/m-K 110
13
Thermal Expansion, µm/m-K 27
15

Otherwise Unclassified Properties

Base Metal Price, % relative 11
70
Density, g/cm3 6.4
8.4
Embodied Carbon, kg CO2/kg material 3.0
7.6
Embodied Energy, MJ/kg 57
110
Embodied Water, L/kg 380
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
29
Resilience: Unit (Modulus of Resilience), kJ/m3 370
310
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
16
Strength to Weight: Bending, points 15
16
Thermal Diffusivity, mm2/s 43
3.3
Thermal Shock Resistance, points 8.6
11

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0020
0
Carbon (C), % 0
0.35 to 0.65
Chromium (Cr), % 0
19 to 22
Cobalt (Co), % 0
18.5 to 22
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
23 to 38.9
Lead (Pb), % 0 to 0.0030
0
Magnesium (Mg), % 0.0050 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.0
Nickel (Ni), % 0.0050 to 0.020
18 to 22
Niobium (Nb), % 0
0.75 to 1.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0010
0
Tungsten (W), % 0
2.0 to 3.0
Zinc (Zn), % 95.3 to 96.5
0