S32750 Stainless Steel vs. AWS BAg-20

S32750 stainless steel belongs to the iron alloys classification, while AWS BAg-20 belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is S32750 stainless steel and the bottom bar is AWS BAg-20.

UNS S32750 (Alloy 2507) Stainless Steel AWS BAg-20 (P07301) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		210
Elastic (Young's, Tensile) Modulus, GPa		93

Poisson's Ratio		0.27
Poisson's Ratio		0.32

Shear Modulus, GPa		81
Shear Modulus, GPa		35

Tensile Strength: Ultimate (UTS), MPa		860
Tensile Strength: Ultimate (UTS), MPa		160

Thermal Properties

Latent Heat of Fusion, J/g		300
Latent Heat of Fusion, J/g		150

Melting Completion (Liquidus), °C		1450
Melting Completion (Liquidus), °C		770

Melting Onset (Solidus), °C		1400
Melting Onset (Solidus), °C		680

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		340

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		21

Otherwise Unclassified Properties

Density, g/cm³		7.8
Density, g/cm³		8.6

Embodied Carbon, kg CO₂/kg material		4.1
Embodied Carbon, kg CO₂/kg material		30

Embodied Energy, MJ/kg		56
Embodied Energy, MJ/kg		480

Common Calculations

Stiffness to Weight: Axial, points		15
Stiffness to Weight: Axial, points		6.0

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		17

Strength to Weight: Axial, points		31
Strength to Weight: Axial, points		5.1

Strength to Weight: Bending, points		26
Strength to Weight: Bending, points		7.6

Thermal Shock Resistance, points		25
Thermal Shock Resistance, points		5.9

Alloy Composition

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Carbon (C), %		0 to 0.030
Carbon (C), %		0

Chromium (Cr), %		24 to 26
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.5
Copper (Cu), %		37 to 39

Iron (Fe), %		58.1 to 66.8
Iron (Fe), %		0

Manganese (Mn), %		0 to 1.2
Manganese (Mn), %		0

Molybdenum (Mo), %		3.0 to 5.0
Molybdenum (Mo), %		0

Nickel (Ni), %		6.0 to 8.0
Nickel (Ni), %		0

Nitrogen (N), %		0.24 to 0.32
Nitrogen (N), %		0

Phosphorus (P), %		0 to 0.035
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.8
Silicon (Si), %		0

Silver (Ag), %		0
Silver (Ag), %		29 to 31

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

Zinc (Zn), %		0
Zinc (Zn), %		30 to 34

Residuals, %		0
Residuals, %		0 to 0.15