Grade 704C Zirconium vs. SAE-AISI 81B45 Steel
Grade 704C zirconium belongs to the otherwise unclassified metals classification, while SAE-AISI 81B45 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is grade 704C zirconium and the bottom bar is SAE-AISI 81B45 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 210 | |
160 to 200 |
Elastic (Young's, Tensile) Modulus, GPa | 97 | |
190 |
Elongation at Break, % | 11 | |
12 to 24 |
Poisson's Ratio | 0.34 | |
0.29 |
Shear Modulus, GPa | 36 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 470 | |
540 to 670 |
Tensile Strength: Yield (Proof), MPa | 310 | |
350 to 560 |
Thermal Properties
Latent Heat of Fusion, J/g | 240 | |
250 |
Specific Heat Capacity, J/kg-K | 270 | |
470 |
Thermal Conductivity, W/m-K | 21 | |
40 |
Thermal Expansion, µm/m-K | 5.9 | |
12 |
Otherwise Unclassified Properties
Density, g/cm3 | 6.7 | |
7.8 |
Embodied Water, L/kg | 460 | |
49 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 48 | |
77 to 110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 490 | |
320 to 840 |
Stiffness to Weight: Axial, points | 8.1 | |
13 |
Stiffness to Weight: Bending, points | 23 | |
24 |
Strength to Weight: Axial, points | 20 | |
19 to 24 |
Strength to Weight: Bending, points | 20 | |
19 to 22 |
Thermal Diffusivity, mm2/s | 12 | |
11 |
Thermal Shock Resistance, points | 58 | |
17 to 21 |
Alloy Composition
Boron (B), % | 0 | |
0.00050 to 0.0030 |
Carbon (C), % | 0 to 0.1 | |
0.43 to 0.48 |
Chromium (Cr), % | 0 | |
0.35 to 0.55 |
Hafnium (Hf), % | 0 to 4.5 | |
0 |
Hydrogen (H), % | 0 to 0.0050 | |
0 |
Iron (Fe), % | 0 to 0.3 | |
97 to 98 |
Manganese (Mn), % | 0 | |
0.75 to 1.0 |
Molybdenum (Mo), % | 0 | |
0.080 to 0.15 |
Nickel (Ni), % | 0 | |
0.2 to 0.4 |
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 | |
0.15 to 0.35 |
Sulfur (S), % | 0 | |
0 to 0.040 |
Tin (Sn), % | 1.0 to 2.0 | |
0 |
Zirconium (Zr), % | 92.9 to 99 | |
0 |