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SAE-AISI M33 Steel vs. ZA-27

SAE-AISI M33 steel belongs to the iron alloys classification, while ZA-27 belongs to the zinc alloys. There are 21 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M33 steel and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
78
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 78
31
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
400 to 430

Thermal Properties

Latent Heat of Fusion, J/g 270
130
Melting Completion (Liquidus), °C 1550
480
Melting Onset (Solidus), °C 1500
380
Specific Heat Capacity, J/kg-K 440
530
Thermal Conductivity, W/m-K 20
130
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 32
11
Density, g/cm3 8.2
5.0
Embodied Carbon, kg CO2/kg material 7.7
4.2
Embodied Energy, MJ/kg 110
80
Embodied Water, L/kg 150
570

Common Calculations

Stiffness to Weight: Axial, points 14
8.6
Stiffness to Weight: Bending, points 24
28
Strength to Weight: Axial, points 27 to 75
22 to 24
Strength to Weight: Bending, points 24 to 46
24 to 25
Thermal Diffusivity, mm2/s 5.5
47
Thermal Shock Resistance, points 25 to 68
14 to 15

Alloy Composition

Aluminum (Al), % 0
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0.85 to 0.92
0
Chromium (Cr), % 3.5 to 4.0
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
2.0 to 2.5
Iron (Fe), % 71.4 to 76.3
0 to 0.1
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
0 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.5
0 to 0.080
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0
Zinc (Zn), % 0
69.3 to 73