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Zamak 7 vs. EN 1.4855 Stainless Steel

Zamak 7 belongs to the zinc alloys classification, while EN 1.4855 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 1.4855 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
150
Elastic (Young's, Tensile) Modulus, GPa 86
200
Elongation at Break, % 13
4.6
Fatigue Strength, MPa 47
120
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
77
Tensile Strength: Ultimate (UTS), MPa 280
500
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 120
320
Maximum Temperature: Mechanical, °C 95
1050
Melting Completion (Liquidus), °C 390
1400
Melting Onset (Solidus), °C 380
1350
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 110
14
Thermal Expansion, µm/m-K 27
16

Otherwise Unclassified Properties

Base Metal Price, % relative 11
34
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
5.9
Embodied Energy, MJ/kg 57
85
Embodied Water, L/kg 380
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
19
Resilience: Unit (Modulus of Resilience), kJ/m3 370
160
Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
18
Strength to Weight: Bending, points 15
18
Thermal Diffusivity, mm2/s 43
3.7
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
0.3 to 0.5
Chromium (Cr), % 0
23 to 25
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 0 to 0.075
42.6 to 51.9
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
0 to 0.5
Nickel (Ni), % 0.0050 to 0.020
23 to 25
Niobium (Nb), % 0
0.8 to 1.8
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0010
0
Zinc (Zn), % 95.3 to 96.5
0