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AWS ENiCu-7 vs. Grade 704C Zirconium

AWS ENiCu-7 belongs to the nickel alloys classification, while grade 704C zirconium belongs to the otherwise unclassified metals. There are 17 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 AWS ENiCu-7 and the bottom bar is grade 704C zirconium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
97
Elongation at Break, % 34
11
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 62
36
Tensile Strength: Ultimate (UTS), MPa 550
470

Thermal Properties

Latent Heat of Fusion, J/g 280
240
Specific Heat Capacity, J/kg-K 430
270
Thermal Conductivity, W/m-K 21
21
Thermal Expansion, µm/m-K 13
5.9

Otherwise Unclassified Properties

Density, g/cm3 8.7
6.7
Embodied Water, L/kg 250
460

Common Calculations

Stiffness to Weight: Axial, points 10
8.1
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 17
20
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 5.5
12
Thermal Shock Resistance, points 18
58

Alloy Composition

Aluminum (Al), % 0 to 0.75
0
Carbon (C), % 0 to 0.1
0 to 0.1
Copper (Cu), % 20.6 to 38
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 2.5
0 to 0.3
Manganese (Mn), % 0 to 4.0
0
Nickel (Ni), % 62 to 69
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.010
Silicon (Si), % 0 to 1.5
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.0 to 2.0
Titanium (Ti), % 0 to 1.0
0
Zirconium (Zr), % 0
92.9 to 99
Residuals, % 0 to 0.5
0