AWS BAg-1a vs. S45503 Stainless Steel

AWS BAg-1a belongs to the otherwise unclassified metals classification, while S45503 stainless steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS BAg-1a and the bottom bar is S45503 stainless steel.

AWS BAg-1a (P07500) Filler Metal UNS S45503 Stainless Steel

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.33
Poisson's Ratio		0.28

Shear Modulus, GPa		29
Shear Modulus, GPa		75

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		1610 to 1850

Thermal Properties

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

Melting Completion (Liquidus), °C		640
Melting Completion (Liquidus), °C		1440

Melting Onset (Solidus), °C		630
Melting Onset (Solidus), °C		1400

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

Thermal Expansion, µm/m-K		22
Thermal Expansion, µm/m-K		11

Otherwise Unclassified Properties

Density, g/cm³		9.3
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		48
Embodied Carbon, kg CO₂/kg material		3.4

Embodied Energy, MJ/kg		760
Embodied Energy, MJ/kg		48

Common Calculations

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

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

Strength to Weight: Axial, points		5.4
Strength to Weight: Axial, points		57 to 65

Strength to Weight: Bending, points		7.6
Strength to Weight: Bending, points		39 to 43

Thermal Shock Resistance, points		7.5
Thermal Shock Resistance, points		56 to 64

Alloy Composition

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

Carbon (C), %		0
Carbon (C), %		0 to 0.010

Chromium (Cr), %		0
Chromium (Cr), %		11 to 12.5

Copper (Cu), %		14.5 to 16.5
Copper (Cu), %		1.5 to 2.5

Iron (Fe), %		0
Iron (Fe), %		72.4 to 78.9

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

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0 to 0.5

Nickel (Ni), %		0
Nickel (Ni), %		7.5 to 9.5

Niobium (Nb), %		0
Niobium (Nb), %		0.1 to 0.5

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.010

Silicon (Si), %		0
Silicon (Si), %		0 to 0.2

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

Sulfur (S), %		0
Sulfur (S), %		0 to 0.010

Titanium (Ti), %		0
Titanium (Ti), %		1.0 to 1.4

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

Residuals, %		0 to 0.15
Residuals, %		0