MakeItFrom.com
Menu (ESC)

Grade 705C Zirconium vs. ASTM A321 Carbon Steel

Grade 705C zirconium belongs to the otherwise unclassified metals classification, while ASTM A321 carbon steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 705C zirconium and the bottom bar is ASTM A321 carbon steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
190
Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 13
21
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 36
73
Tensile Strength: Ultimate (UTS), MPa 540
670
Tensile Strength: Yield (Proof), MPa 390
390

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 18
51
Thermal Expansion, µm/m-K 5.7
12

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 66
120
Resilience: Unit (Modulus of Resilience), kJ/m3 790
400
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 9.9
14
Thermal Shock Resistance, points 69
21

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.55
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.3
98.1 to 99.25
Manganese (Mn), % 0
0.6 to 0.9
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 0.040
Silicon (Si), % 0
0.15 to 0.35
Sulfur (S), % 0
0 to 0.050
Zirconium (Zr), % 91.9 to 98
0