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Grade 704C Zirconium vs. EN 1.4310 Stainless Steel

Grade 704C zirconium belongs to the otherwise unclassified metals classification, while EN 1.4310 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 1.4310 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
200 to 270
Elastic (Young's, Tensile) Modulus, GPa 97
200
Elongation at Break, % 11
14 to 45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
77
Tensile Strength: Ultimate (UTS), MPa 470
730 to 900
Tensile Strength: Yield (Proof), MPa 310
260 to 570

Thermal Properties

Latent Heat of Fusion, J/g 240
290
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 21
15
Thermal Expansion, µm/m-K 5.9
18

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 460
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
110 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 490
170 to 830
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 20
26 to 32
Strength to Weight: Bending, points 20
23 to 27
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 58
15 to 18

Alloy Composition

Carbon (C), % 0 to 0.1
0.050 to 0.15
Chromium (Cr), % 0
16 to 19
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
66.4 to 78
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.8
Nickel (Ni), % 0
6.0 to 9.5
Nitrogen (N), % 0 to 0.030
0 to 0.1
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.0 to 2.0
0
Zirconium (Zr), % 92.9 to 99
0