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ASTM A387 Grade 9 Steel vs. Z20301 Zinc

ASTM A387 grade 9 steel belongs to the iron alloys classification, while Z20301 zinc belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A387 grade 9 steel and the bottom bar is Z20301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 20 to 21
53
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 75
35
Tensile Strength: Ultimate (UTS), MPa 500 to 600
160
Tensile Strength: Yield (Proof), MPa 230 to 350
130

Thermal Properties

Latent Heat of Fusion, J/g 270
110
Maximum Temperature: Mechanical, °C 600
90
Melting Completion (Liquidus), °C 1460
410
Melting Onset (Solidus), °C 1410
400
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
110
Thermal Expansion, µm/m-K 13
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 10
37

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
11
Density, g/cm3 7.8
6.6
Embodied Carbon, kg CO2/kg material 2.1
2.8
Embodied Energy, MJ/kg 28
53
Embodied Water, L/kg 87
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 110
78
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 310
96
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 18 to 21
6.7
Strength to Weight: Bending, points 18 to 20
9.9
Thermal Diffusivity, mm2/s 6.9
44
Thermal Shock Resistance, points 14 to 17
5.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 8.0 to 10
0
Copper (Cu), % 0
0 to 0.0050
Iron (Fe), % 87.1 to 90.8
0 to 0.010
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.025
0
Titanium (Ti), % 0
0 to 0.020
Vanadium (V), % 0 to 0.040
0
Zinc (Zn), % 0
99.853 to 100