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Grade 704C Zirconium vs. EN 1.4587 Stainless Steel

Grade 704C zirconium belongs to the otherwise unclassified metals classification, while EN 1.4587 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is grade 704C zirconium and the bottom bar is EN 1.4587 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
160
Elastic (Young's, Tensile) Modulus, GPa 97
200
Elongation at Break, % 11
34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
80
Tensile Strength: Ultimate (UTS), MPa 470
540
Tensile Strength: Yield (Proof), MPa 310
250

Thermal Properties

Latent Heat of Fusion, J/g 240
310
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 21
17
Thermal Expansion, µm/m-K 5.9
15

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.1
Embodied Water, L/kg 460
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
150
Resilience: Unit (Modulus of Resilience), kJ/m3 490
150
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 20
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 12
4.5
Thermal Shock Resistance, points 58
13

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 0
2.0 to 3.0
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
32.7 to 41.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 0
28 to 30
Nitrogen (N), % 0 to 0.030
0.15 to 0.25
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.025
Tin (Sn), % 1.0 to 2.0
0
Zirconium (Zr), % 92.9 to 99
0