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S17400 Stainless Steel vs. Zamak 2

S17400 stainless steel belongs to the iron alloys classification, while Zamak 2 belongs to the zinc alloys. There are 31 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is S17400 stainless steel and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 280 to 440
100
Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 11 to 21
6.0
Fatigue Strength, MPa 380 to 670
59
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 75
33
Shear Strength, MPa 570 to 830
320
Tensile Strength: Ultimate (UTS), MPa 910 to 1390
360
Tensile Strength: Yield (Proof), MPa 580 to 1250
270

Thermal Properties

Latent Heat of Fusion, J/g 280
130
Maximum Temperature: Mechanical, °C 850
95
Melting Completion (Liquidus), °C 1440
390
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 480
410
Thermal Conductivity, W/m-K 17
110
Thermal Expansion, µm/m-K 11
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
35

Otherwise Unclassified Properties

Base Metal Price, % relative 14
12
Density, g/cm3 7.8
6.5
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 39
57
Embodied Water, L/kg 130
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 160
20
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 4060
420
Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 32 to 49
15
Strength to Weight: Bending, points 27 to 35
17
Thermal Diffusivity, mm2/s 4.5
41
Thermal Shock Resistance, points 30 to 46
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 3.0 to 5.0
2.5 to 3.3
Iron (Fe), % 70.4 to 78.9
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 3.0 to 5.0
0 to 0.020
Niobium (Nb), % 0.15 to 0.45
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0 to 0.030
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
92.2 to 94