AWS BNi-7 vs. Grade 705C Zirconium

AWS BNi-7 belongs to the nickel alloys classification, while grade 705C zirconium belongs to the otherwise unclassified metals. There are 14 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 AWS BNi-7 and the bottom bar is grade 705C zirconium.

AWS BNi-7 (N99710) Filler Metal Grade 705C Cast Zirconium

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		170
Elastic (Young's, Tensile) Modulus, GPa		98

Poisson's Ratio		0.3
Poisson's Ratio		0.34

Shear Modulus, GPa		67
Shear Modulus, GPa		36

Tensile Strength: Ultimate (UTS), MPa		550
Tensile Strength: Ultimate (UTS), MPa		540

Thermal Properties

Latent Heat of Fusion, J/g		280
Latent Heat of Fusion, J/g		250

Specific Heat Capacity, J/kg-K		490
Specific Heat Capacity, J/kg-K		270

Thermal Expansion, µm/m-K		11
Thermal Expansion, µm/m-K		5.7

Otherwise Unclassified Properties

Density, g/cm³		8.0
Density, g/cm³		6.7

Embodied Water, L/kg		240
Embodied Water, L/kg		450

Common Calculations

Stiffness to Weight: Axial, points		12
Stiffness to Weight: Axial, points		8.1

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		19
Strength to Weight: Axial, points		22

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		22

Thermal Shock Resistance, points		21
Thermal Shock Resistance, points		69

Alloy Composition

Aluminum (Al), %		0 to 0.050
Aluminum (Al), %		0

Boron (B), %		0 to 0.010
Boron (B), %		0

Carbon (C), %		0 to 0.060
Carbon (C), %		0 to 0.1

Chromium (Cr), %		13 to 15
Chromium (Cr), %		0

Cobalt (Co), %		0 to 0.1
Cobalt (Co), %		0

Hafnium (Hf), %		0
Hafnium (Hf), %		0 to 4.5

Hydrogen (H), %		0
Hydrogen (H), %		0 to 0.0050

Iron (Fe), %		0 to 0.2
Iron (Fe), %		0 to 0.3

Manganese (Mn), %		0 to 0.040
Manganese (Mn), %		0

Nickel (Ni), %		73.3 to 77.3
Nickel (Ni), %		0

Niobium (Nb), %		0
Niobium (Nb), %		2.0 to 3.0

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.030

Oxygen (O), %		0
Oxygen (O), %		0 to 0.3

Phosphorus (P), %		9.7 to 10.5
Phosphorus (P), %		0 to 0.010

Selenium (Se), %		0 to 0.0050
Selenium (Se), %		0

Silicon (Si), %		0 to 0.1
Silicon (Si), %		0

Sulfur (S), %		0 to 0.020
Sulfur (S), %		0

Titanium (Ti), %		0 to 0.050
Titanium (Ti), %		0

Zirconium (Zr), %		0 to 0.050
Zirconium (Zr), %		91.9 to 98

Residuals, %		0 to 0.5
Residuals, %		0