AWS BVAg-18 vs. AWS BNi-6

AWS BVAg-18 belongs to the otherwise unclassified metals classification, while AWS BNi-6 belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-18 and the bottom bar is AWS BNi-6.

AWS BVAg-18 (P07607) Vacuum Service Filler Metal AWS BNi-6 (N99700) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		82
Elastic (Young's, Tensile) Modulus, GPa		160

Poisson's Ratio		0.36
Poisson's Ratio		0.31

Shear Modulus, GPa		30
Shear Modulus, GPa		62

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		450

Thermal Properties

Brazing Temperature, °C		720 to 840
Brazing Temperature, °C		930 to 1090

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		720
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		600
Melting Onset (Solidus), °C		880

Specific Heat Capacity, J/kg-K		280
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		9.8

Otherwise Unclassified Properties

Density, g/cm³		9.7
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		59
Embodied Carbon, kg CO₂/kg material		9.4

Embodied Energy, MJ/kg		930
Embodied Energy, MJ/kg		130

Common Calculations

Stiffness to Weight: Axial, points		4.7
Stiffness to Weight: Axial, points		11

Stiffness to Weight: Bending, points		15
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		5.1
Strength to Weight: Axial, points		15

Strength to Weight: Bending, points		7.3
Strength to Weight: Bending, points		16

Thermal Shock Resistance, points		8.1
Thermal Shock Resistance, points		20

Alloy Composition

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

Cadmium (Cd), %		0 to 0.0010
Cadmium (Cd), %		0

Carbon (C), %		0 to 0.0050
Carbon (C), %		0 to 0.060

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

Copper (Cu), %		28.5 to 31.5
Copper (Cu), %		0

Lead (Pb), %		0 to 0.0020
Lead (Pb), %		0

Nickel (Ni), %		0
Nickel (Ni), %		87.2 to 90

Phosphorus (P), %		0 to 0.0020
Phosphorus (P), %		10 to 12

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

Silver (Ag), %		59 to 61
Silver (Ag), %		0

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

Tin (Sn), %		9.5 to 10.5
Tin (Sn), %		0

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

Zinc (Zn), %		0 to 0.0010
Zinc (Zn), %		0

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

Residuals, %		0
Residuals, %		0 to 0.5