AWS BVAg-6b vs. SAE-AISI T8 Steel

AWS BVAg-6b belongs to the otherwise unclassified metals classification, while SAE-AISI T8 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-6b and the bottom bar is SAE-AISI T8 steel.

AWS BVAg-6b (P07507) Vacuum Service Filler Metal SAE-AISI T8 (T12008) Tungsten High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		93
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.35
Poisson's Ratio		0.29

Shear Modulus, GPa		35
Shear Modulus, GPa		78

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		780 to 2140

Thermal Properties

Latent Heat of Fusion, J/g		160
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		870
Melting Completion (Liquidus), °C		1730

Melting Onset (Solidus), °C		780
Melting Onset (Solidus), °C		1670

Specific Heat Capacity, J/kg-K		310
Specific Heat Capacity, J/kg-K		420

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Density, g/cm³		9.7
Density, g/cm³		9.0

Embodied Carbon, kg CO₂/kg material		49
Embodied Carbon, kg CO₂/kg material		10

Embodied Energy, MJ/kg		770
Embodied Energy, MJ/kg		160

Common Calculations

Stiffness to Weight: Axial, points		5.3
Stiffness to Weight: Axial, points		12

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		5.1
Strength to Weight: Axial, points		24 to 66

Strength to Weight: Bending, points		7.3
Strength to Weight: Bending, points		21 to 41

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		24 to 66

Alloy Composition

Cadmium (Cd), %		0 to 0.0010
Cadmium (Cd), %		0

Carbon (C), %		0 to 0.0050
Carbon (C), %		0.75 to 0.85

Chromium (Cr), %		0
Chromium (Cr), %		3.8 to 4.5

Cobalt (Co), %		0
Cobalt (Co), %		4.3 to 5.8

Copper (Cu), %		49 to 51
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		69.3 to 75.4

Lead (Pb), %		0 to 0.0020
Lead (Pb), %		0

Manganese (Mn), %		0
Manganese (Mn), %		0.2 to 0.4

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.4 to 1.0

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.3

Phosphorus (P), %		0 to 0.0020
Phosphorus (P), %		0 to 0.030

Silicon (Si), %		0
Silicon (Si), %		0.2 to 0.4

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

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

Tungsten (W), %		0
Tungsten (W), %		13.3 to 14.8

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.4

Zinc (Zn), %		0 to 0.0010
Zinc (Zn), %		0