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Grade VDSiCr Steel vs. ZA-27

Grade VDSiCr steel belongs to the iron alloys classification, while ZA-27 belongs to the zinc alloys. There are 25 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade VDSiCr steel and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 590
100 to 120
Elastic (Young's, Tensile) Modulus, GPa 190
78
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 80
31
Tensile Strength: Ultimate (UTS), MPa 1950
400 to 430

Thermal Properties

Latent Heat of Fusion, J/g 270
130
Maximum Temperature: Mechanical, °C 410
120
Melting Completion (Liquidus), °C 1440
480
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 480
530
Thermal Conductivity, W/m-K 46
130
Thermal Expansion, µm/m-K 13
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
30
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
53

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
11
Density, g/cm3 7.7
5.0
Embodied Carbon, kg CO2/kg material 1.5
4.2
Embodied Energy, MJ/kg 20
80
Embodied Water, L/kg 48
570

Common Calculations

Stiffness to Weight: Axial, points 13
8.6
Stiffness to Weight: Bending, points 25
28
Strength to Weight: Axial, points 70
22 to 24
Strength to Weight: Bending, points 45
24 to 25
Thermal Diffusivity, mm2/s 12
47
Thermal Shock Resistance, points 58
14 to 15

Alloy Composition

Aluminum (Al), % 0
25 to 28
Cadmium (Cd), % 0
0 to 0.0060
Carbon (C), % 0.5 to 0.6
0
Chromium (Cr), % 0.5 to 0.8
0
Copper (Cu), % 0 to 0.060
2.0 to 2.5
Iron (Fe), % 96.6 to 97.8
0 to 0.1
Lead (Pb), % 0
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Manganese (Mn), % 0.5 to 0.9
0
Nickel (Ni), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 1.2 to 1.6
0 to 0.080
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
69.3 to 73