AWS BNi-3 vs. AWS BAg-19

AWS BNi-3 belongs to the nickel alloys classification, while AWS BAg-19 belongs to the otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-3 and the bottom bar is AWS BAg-19.

AWS BNi-3 (N99630) Filler Metal AWS BAg-19 (P07925) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		170
Elastic (Young's, Tensile) Modulus, GPa		74

Poisson's Ratio		0.31
Poisson's Ratio		0.37

Shear Modulus, GPa		66
Shear Modulus, GPa		27

Tensile Strength: Ultimate (UTS), MPa		430
Tensile Strength: Ultimate (UTS), MPa		140

Thermal Properties

Brazing Temperature, °C		1010 to 1180
Brazing Temperature, °C		770 to 980

Latent Heat of Fusion, J/g		350
Latent Heat of Fusion, J/g		120

Melting Completion (Liquidus), °C		1040
Melting Completion (Liquidus), °C		890

Melting Onset (Solidus), °C		980
Melting Onset (Solidus), °C		760

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		250

Thermal Expansion, µm/m-K		10
Thermal Expansion, µm/m-K		20

Otherwise Unclassified Properties

Density, g/cm³		8.3
Density, g/cm³		10

Common Calculations

Stiffness to Weight: Axial, points		12
Stiffness to Weight: Axial, points		4.0

Stiffness to Weight: Bending, points		22
Stiffness to Weight: Bending, points		14

Strength to Weight: Axial, points		14
Strength to Weight: Axial, points		3.8

Strength to Weight: Bending, points		15
Strength to Weight: Bending, points		5.8

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		6.9

Alloy Composition

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

Boron (B), %		2.8 to 3.5
Boron (B), %		0

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

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

Copper (Cu), %		0
Copper (Cu), %		6.6 to 7.9

Iron (Fe), %		0 to 0.5
Iron (Fe), %		0

Lithium (Li), %		0
Lithium (Li), %		0.15 to 0.3

Nickel (Ni), %		90.1 to 93.3
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.020
Phosphorus (P), %		0

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

Silicon (Si), %		4.0 to 5.0
Silicon (Si), %		0

Silver (Ag), %		0
Silver (Ag), %		92 to 93

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), %		0

Residuals, %		0 to 0.5
Residuals, %		0 to 0.15