AWS BAg-4 vs. AWS BNi-3

AWS BAg-4 belongs to the otherwise unclassified metals classification, while AWS BNi-3 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 BAg-4 and the bottom bar is AWS BNi-3.

AWS BAg-4 (P07400) Filler Metal AWS BNi-3 (N99630) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		91
Elastic (Young's, Tensile) Modulus, GPa		170

Poisson's Ratio		0.33
Poisson's Ratio		0.31

Shear Modulus, GPa		34
Shear Modulus, GPa		66

Tensile Strength: Ultimate (UTS), MPa		150
Tensile Strength: Ultimate (UTS), MPa		430

Thermal Properties

Brazing Temperature, °C		740 to 900
Brazing Temperature, °C		1010 to 1180

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		350

Melting Completion (Liquidus), °C		780
Melting Completion (Liquidus), °C		1040

Melting Onset (Solidus), °C		670
Melting Onset (Solidus), °C		980

Specific Heat Capacity, J/kg-K		330
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		10

Otherwise Unclassified Properties

Density, g/cm³		8.9
Density, g/cm³		8.3

Embodied Carbon, kg CO₂/kg material		40
Embodied Carbon, kg CO₂/kg material		9.9

Embodied Energy, MJ/kg		630
Embodied Energy, MJ/kg		140

Common Calculations

Stiffness to Weight: Axial, points		5.7
Stiffness to Weight: Axial, points		12

Stiffness to Weight: Bending, points		17
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		4.7
Strength to Weight: Axial, points		14

Strength to Weight: Bending, points		7.1
Strength to Weight: Bending, points		15

Thermal Shock Resistance, points		5.7
Thermal Shock Resistance, points		17

Alloy Composition

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

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

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

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

Copper (Cu), %		29 to 31
Copper (Cu), %		0

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

Nickel (Ni), %		1.5 to 2.5
Nickel (Ni), %		90.1 to 93.3

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

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

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

Silver (Ag), %		39 to 41
Silver (Ag), %		0

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

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

Zinc (Zn), %		26 to 30
Zinc (Zn), %		0

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

Residuals, %		0
Residuals, %		0 to 0.5