AWS E320 vs. AWS BAg-3

AWS E320 belongs to the iron alloys classification, while AWS BAg-3 belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS E320 and the bottom bar is AWS BAg-3.

AWS E320 (W88021) Weld Metal AWS BAg-3 (P07501) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		80

Poisson's Ratio		0.28
Poisson's Ratio		0.33

Shear Modulus, GPa		77
Shear Modulus, GPa		30

Tensile Strength: Ultimate (UTS), MPa		620
Tensile Strength: Ultimate (UTS), MPa		170

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		120

Melting Completion (Liquidus), °C		1410
Melting Completion (Liquidus), °C		690

Melting Onset (Solidus), °C		1360
Melting Onset (Solidus), °C		630

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		290

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		22

Otherwise Unclassified Properties

Density, g/cm³		8.2
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		6.5
Embodied Carbon, kg CO₂/kg material		49

Embodied Energy, MJ/kg		91
Embodied Energy, MJ/kg		770

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		4.8

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		15

Strength to Weight: Axial, points		21
Strength to Weight: Axial, points		5.1

Strength to Weight: Bending, points		20
Strength to Weight: Bending, points		7.3

Thermal Shock Resistance, points		16
Thermal Shock Resistance, points		6.9

Alloy Composition

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Cadmium (Cd), %		0
Cadmium (Cd), %		15 to 17

Carbon (C), %		0 to 0.070
Carbon (C), %		0

Chromium (Cr), %		19 to 21
Chromium (Cr), %		0

Copper (Cu), %		3.0 to 4.0
Copper (Cu), %		14.5 to 16.5

Iron (Fe), %		31.8 to 43.5
Iron (Fe), %		0

Manganese (Mn), %		0.5 to 2.5
Manganese (Mn), %		0

Molybdenum (Mo), %		2.0 to 3.0
Molybdenum (Mo), %		0

Nickel (Ni), %		32 to 36
Nickel (Ni), %		2.5 to 3.5

Niobium (Nb), %		0 to 1.0
Niobium (Nb), %		0

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.6
Silicon (Si), %		0

Silver (Ag), %		0
Silver (Ag), %		49 to 51

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0

Zinc (Zn), %		0
Zinc (Zn), %		13.5 to 17.5

Residuals, %		0
Residuals, %		0 to 0.15