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Grade 704C Zirconium vs. EN 1.0420 Cast Steel

Grade 704C zirconium belongs to the otherwise unclassified metals classification, while EN 1.0420 cast steel belongs to the iron alloys. There are 20 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 704C zirconium and the bottom bar is EN 1.0420 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 97
190
Elongation at Break, % 11
28
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 470
460
Tensile Strength: Yield (Proof), MPa 310
220

Thermal Properties

Latent Heat of Fusion, J/g 240
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 21
53
Thermal Expansion, µm/m-K 5.9
12

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 460
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
110
Resilience: Unit (Modulus of Resilience), kJ/m3 490
130
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 20
16
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 12
14
Thermal Shock Resistance, points 58
14

Alloy Composition

Carbon (C), % 0 to 0.1
0
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
99.935 to 100
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.0 to 2.0
0
Zirconium (Zr), % 92.9 to 99
0