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Grade 702C Zirconium vs. EN 1.4541 Stainless Steel

Grade 702C zirconium belongs to the otherwise unclassified metals classification, while EN 1.4541 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 702C zirconium and the bottom bar is EN 1.4541 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190 to 270
Elastic (Young's, Tensile) Modulus, GPa 97
200
Elongation at Break, % 13
14 to 40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 36
77
Tensile Strength: Ultimate (UTS), MPa 430
600 to 900
Tensile Strength: Yield (Proof), MPa 310
220 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 22
15
Thermal Expansion, µm/m-K 5.7
16

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
110 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 510
120 to 830
Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 18
21 to 32
Strength to Weight: Bending, points 19
20 to 27
Thermal Diffusivity, mm2/s 12
4.0
Thermal Shock Resistance, points 55
14 to 20

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 0
17 to 19
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
65.2 to 74
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
9.0 to 12
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
0 to 0.7
Zirconium (Zr), % 94.8 to 100
0