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EN 1.4869 Casting Alloy vs. Grade 704C Zirconium

EN 1.4869 casting alloy belongs to the nickel alloys classification, while grade 704C zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4869 casting alloy and the bottom bar is grade 704C zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
97
Elongation at Break, % 5.7
11
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 80
36
Tensile Strength: Ultimate (UTS), MPa 540
470
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 330
240
Specific Heat Capacity, J/kg-K 460
270
Thermal Conductivity, W/m-K 10
21
Thermal Expansion, µm/m-K 13
5.9

Otherwise Unclassified Properties

Density, g/cm3 8.5
6.7
Embodied Water, L/kg 300
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26
48
Resilience: Unit (Modulus of Resilience), kJ/m3 230
490
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 18
20
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 2.6
12
Thermal Shock Resistance, points 14
58

Alloy Composition

Carbon (C), % 0.45 to 0.55
0 to 0.1
Chromium (Cr), % 24 to 26
0
Cobalt (Co), % 14 to 16
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 11.4 to 23.6
0 to 0.3
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 33 to 37
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.040
0 to 0.010
Silicon (Si), % 1.0 to 2.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
1.0 to 2.0
Tungsten (W), % 4.0 to 6.0
0
Zirconium (Zr), % 0
92.9 to 99