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AWS ER90S-B3 vs. Commercially Pure Zirconium

AWS ER90S-B3 belongs to the iron alloys classification, while commercially pure zirconium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ER90S-B3 and the bottom bar is commercially pure zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
98
Elongation at Break, % 19
18
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
36
Tensile Strength: Ultimate (UTS), MPa 690
430
Tensile Strength: Yield (Proof), MPa 620
240

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 40
22
Thermal Expansion, µm/m-K 13
5.5

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.7
Embodied Water, L/kg 60
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
65
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
290
Stiffness to Weight: Axial, points 13
8.1
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 25
18
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 20
56

Alloy Composition

Carbon (C), % 0.070 to 0.12
0 to 0.050
Chromium (Cr), % 2.3 to 2.7
0 to 0.2
Copper (Cu), % 0 to 0.35
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 93.5 to 95.9
0 to 0.2
Manganese (Mn), % 0.4 to 0.7
0
Molybdenum (Mo), % 0.9 to 1.2
0
Nickel (Ni), % 0 to 0.2
0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.16
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0.4 to 0.7
0
Sulfur (S), % 0 to 0.025
0
Zirconium (Zr), % 0
94.7 to 100
Residuals, % 0 to 0.5
0