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SAE-AISI M2 Steel vs. ZA-8

SAE-AISI M2 steel belongs to the iron alloys classification, while ZA-8 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 M2 steel and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
85 to 86
Poisson's Ratio 0.29
0.26
Shear Modulus, GPa 77
34
Tensile Strength: Ultimate (UTS), MPa 760 to 2150
210 to 370

Thermal Properties

Latent Heat of Fusion, J/g 260
110
Melting Completion (Liquidus), °C 1610
400
Melting Onset (Solidus), °C 1570
380
Specific Heat Capacity, J/kg-K 440
440
Thermal Conductivity, W/m-K 22
120
Thermal Expansion, µm/m-K 10
23

Otherwise Unclassified Properties

Base Metal Price, % relative 24
11
Density, g/cm3 8.4
6.3
Embodied Carbon, kg CO2/kg material 8.8
3.3
Embodied Energy, MJ/kg 130
62
Embodied Water, L/kg 98
420

Common Calculations

Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 25 to 71
9.3 to 17
Strength to Weight: Bending, points 22 to 44
12 to 18
Thermal Diffusivity, mm2/s 5.9
42
Thermal Shock Resistance, points 27 to 76
7.6 to 13

Alloy Composition

Aluminum (Al), % 0
8.0 to 8.8
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0.78 to 1.1
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
0.8 to 1.3
Iron (Fe), % 78.5 to 83.4
0 to 0.075
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.5 to 5.5
0
Nickel (Ni), % 0 to 0.3
0 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0 to 0.045
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Tungsten (W), % 5.5 to 6.8
0
Vanadium (V), % 1.8 to 2.2
0
Zinc (Zn), % 0
89.7 to 91.2

Comparable Variants