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EN 1.4477 Stainless Steel vs. Grade 705C Zirconium

EN 1.4477 stainless steel belongs to the iron alloys classification, while grade 705C zirconium belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is EN 1.4477 stainless steel and the bottom bar is grade 705C zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
200
Elastic (Young's, Tensile) Modulus, GPa 210
98
Elongation at Break, % 22 to 23
13
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 81
36
Tensile Strength: Ultimate (UTS), MPa 880 to 930
540
Tensile Strength: Yield (Proof), MPa 620 to 730
390

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Specific Heat Capacity, J/kg-K 480
270
Thermal Conductivity, W/m-K 13
18
Thermal Expansion, µm/m-K 13
5.7

Otherwise Unclassified Properties

Density, g/cm3 7.7
6.7
Embodied Water, L/kg 190
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 190
66
Resilience: Unit (Modulus of Resilience), kJ/m3 940 to 1290
790
Stiffness to Weight: Axial, points 15
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 31 to 33
22
Strength to Weight: Bending, points 26 to 27
22
Thermal Diffusivity, mm2/s 3.5
9.9
Thermal Shock Resistance, points 23 to 25
69

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.1
Chromium (Cr), % 28 to 30
0
Copper (Cu), % 0 to 0.8
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 56.6 to 63.6
0 to 0.3
Manganese (Mn), % 0.8 to 1.5
0
Molybdenum (Mo), % 1.5 to 2.6
0
Nickel (Ni), % 5.8 to 7.5
0
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0.3 to 0.4
0 to 0.030
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.010
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Zirconium (Zr), % 0
91.9 to 98