AWS BAg-7 vs. AWS E347

AWS BAg-7 belongs to the otherwise unclassified metals classification, while AWS E347 belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-7 and the bottom bar is AWS E347.

AWS BAg-7 (P07563) Filler Metal AWS E347 (W34710) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		83
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.34
Poisson's Ratio		0.28

Shear Modulus, GPa		31
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		150
Tensile Strength: Ultimate (UTS), MPa		580

Thermal Properties

Latent Heat of Fusion, J/g		130
Latent Heat of Fusion, J/g		290

Melting Completion (Liquidus), °C		650
Melting Completion (Liquidus), °C		1430

Melting Onset (Solidus), °C		620
Melting Onset (Solidus), °C		1380

Specific Heat Capacity, J/kg-K		290
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		14

Otherwise Unclassified Properties

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

Embodied Carbon, kg CO₂/kg material		55
Embodied Carbon, kg CO₂/kg material		3.7

Embodied Energy, MJ/kg		860
Embodied Energy, MJ/kg		53

Common Calculations

Stiffness to Weight: Axial, points		4.9
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		4.5
Strength to Weight: Axial, points		21

Strength to Weight: Bending, points		6.7
Strength to Weight: Bending, points		20

Thermal Shock Resistance, points		6.4
Thermal Shock Resistance, points		15

Alloy Composition

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Carbon (C), %		0
Carbon (C), %		0 to 0.080

Chromium (Cr), %		0
Chromium (Cr), %		18 to 21

Copper (Cu), %		21 to 23
Copper (Cu), %		0 to 0.75

Iron (Fe), %		0
Iron (Fe), %		61.9 to 72.5

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

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0 to 0.75

Nickel (Ni), %		0
Nickel (Ni), %		9.0 to 11

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

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

Silicon (Si), %		0
Silicon (Si), %		0 to 1.0

Silver (Ag), %		55 to 57
Silver (Ag), %		0

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

Tin (Sn), %		4.5 to 5.5
Tin (Sn), %		0

Zinc (Zn), %		15 to 19
Zinc (Zn), %		0

Residuals, %		0 to 0.15
Residuals, %		0