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ZA-27 vs. AISI 302B Stainless Steel

ZA-27 belongs to the zinc alloys classification, while AISI 302B stainless steel belongs to the iron alloys. There are 32 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ZA-27 and the bottom bar is AISI 302B stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 120
190
Elastic (Young's, Tensile) Modulus, GPa 78
200
Elongation at Break, % 2.0 to 4.5
45
Fatigue Strength, MPa 110 to 170
210
Poisson's Ratio 0.27
0.28
Rockwell B Hardness 60 to 72
84
Shear Modulus, GPa 31
76
Shear Strength, MPa 230 to 330
410
Tensile Strength: Ultimate (UTS), MPa 400 to 430
580
Tensile Strength: Yield (Proof), MPa 260 to 370
230

Thermal Properties

Latent Heat of Fusion, J/g 130
320
Maximum Temperature: Mechanical, °C 120
930
Melting Completion (Liquidus), °C 480
1400
Melting Onset (Solidus), °C 380
1360
Specific Heat Capacity, J/kg-K 530
490
Thermal Conductivity, W/m-K 130
17
Thermal Expansion, µm/m-K 26
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 53
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
15
Density, g/cm3 5.0
7.7
Embodied Carbon, kg CO2/kg material 4.2
3.0
Embodied Energy, MJ/kg 80
43
Embodied Water, L/kg 570
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1 to 18
210
Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
140
Stiffness to Weight: Axial, points 8.6
14
Stiffness to Weight: Bending, points 28
25
Strength to Weight: Axial, points 22 to 24
21
Strength to Weight: Bending, points 24 to 25
20
Thermal Diffusivity, mm2/s 47
4.4
Thermal Shock Resistance, points 14 to 15
13

Alloy Composition

Aluminum (Al), % 25 to 28
0
Cadmium (Cd), % 0 to 0.0060
0
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 2.0 to 2.5
0
Iron (Fe), % 0 to 0.1
65.7 to 73
Lead (Pb), % 0 to 0.0060
0
Magnesium (Mg), % 0.010 to 0.020
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0 to 0.020
8.0 to 10
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.080
2.0 to 3.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 69.3 to 73
0