AWS ER80S-B8 vs. AWS BAg-1a

AWS ER80S-B8 belongs to the iron alloys classification, while AWS BAg-1a belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-B8 and the bottom bar is AWS BAg-1a.

AWS ER80S-B8 or ER55S-B8 (S50480) Weld Metal AWS BAg-1a (P07500) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		77

Poisson's Ratio		0.28
Poisson's Ratio		0.33

Shear Modulus, GPa		75
Shear Modulus, GPa		29

Tensile Strength: Ultimate (UTS), MPa		630
Tensile Strength: Ultimate (UTS), MPa		180

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		120

Melting Completion (Liquidus), °C		1460
Melting Completion (Liquidus), °C		640

Melting Onset (Solidus), °C		1410
Melting Onset (Solidus), °C		630

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		280

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		22

Otherwise Unclassified Properties

Density, g/cm³		7.8
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		2.0
Embodied Carbon, kg CO₂/kg material		48

Embodied Energy, MJ/kg		28
Embodied Energy, MJ/kg		760

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		4.6

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		15

Strength to Weight: Axial, points		22
Strength to Weight: Axial, points		5.4

Strength to Weight: Bending, points		21
Strength to Weight: Bending, points		7.6

Thermal Shock Resistance, points		17
Thermal Shock Resistance, points		7.5

Alloy Composition

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Cadmium (Cd), %		0
Cadmium (Cd), %		17 to 19

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

Chromium (Cr), %		8.0 to 10.5
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.35
Copper (Cu), %		14.5 to 16.5

Iron (Fe), %		85.6 to 90.8
Iron (Fe), %		0

Manganese (Mn), %		0.4 to 0.7
Manganese (Mn), %		0

Molybdenum (Mo), %		0.8 to 1.2
Molybdenum (Mo), %		0

Nickel (Ni), %		0 to 0.5
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.025
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.5
Silicon (Si), %		0

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

Sulfur (S), %		0 to 0.025
Sulfur (S), %		0

Zinc (Zn), %		0
Zinc (Zn), %		14.5 to 18.5

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