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Grade 705C Zirconium vs. EN 1.4962 Stainless Steel

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while EN 1.4962 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 705C zirconium and the bottom bar is EN 1.4962 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190 to 210
Elastic (Young's, Tensile) Modulus, GPa 98
200
Elongation at Break, % 13
22 to 34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
77
Tensile Strength: Ultimate (UTS), MPa 540
630 to 690
Tensile Strength: Yield (Proof), MPa 390
260 to 490

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 18
14
Thermal Expansion, µm/m-K 5.7
16

Otherwise Unclassified Properties

Density, g/cm3 6.7
8.1
Embodied Water, L/kg 450
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
140 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 790
170 to 610
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
21 to 24
Strength to Weight: Bending, points 22
20 to 21
Thermal Diffusivity, mm2/s 9.9
3.7
Thermal Shock Resistance, points 69
14 to 16

Alloy Composition

Boron (B), % 0
0.0015 to 0.0060
Carbon (C), % 0 to 0.1
0.070 to 0.15
Chromium (Cr), % 0
15.5 to 17.5
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
62.1 to 69
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
12.5 to 14.5
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.010
0 to 0.035
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0.4 to 0.7
Tungsten (W), % 0
2.5 to 3.0
Zirconium (Zr), % 91.9 to 98
0