AWS BVAg-30 vs. SAE-AISI T4 Steel

AWS BVAg-30 belongs to the otherwise unclassified metals classification, while SAE-AISI T4 steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-30 and the bottom bar is SAE-AISI T4 steel.

AWS BVAg-30 (P07687) Vacuum Service Filler Metal SAE-AISI T4 (T12004) Tungsten High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		86
Elastic (Young's, Tensile) Modulus, GPa		210

Poisson's Ratio		0.36
Poisson's Ratio		0.29

Shear Modulus, GPa		31
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		170
Tensile Strength: Ultimate (UTS), MPa		800 to 2140

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		250

Melting Completion (Liquidus), °C		810
Melting Completion (Liquidus), °C		1810

Melting Onset (Solidus), °C		810
Melting Onset (Solidus), °C		1750

Specific Heat Capacity, J/kg-K		280
Specific Heat Capacity, J/kg-K		410

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

Otherwise Unclassified Properties

Density, g/cm³		10
Density, g/cm³		9.4

Common Calculations

Stiffness to Weight: Axial, points		4.7
Stiffness to Weight: Axial, points		12

Stiffness to Weight: Bending, points		14
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		4.7
Strength to Weight: Axial, points		24 to 64

Strength to Weight: Bending, points		6.7
Strength to Weight: Bending, points		20 to 39

Thermal Shock Resistance, points		7.6
Thermal Shock Resistance, points		24 to 64

Alloy Composition

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

Carbon (C), %		0 to 0.0050
Carbon (C), %		0.7 to 0.8

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

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

Copper (Cu), %		25.5 to 28.5
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		66.3 to 72.3

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

Manganese (Mn), %		0
Manganese (Mn), %		0.1 to 0.4

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

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

Palladium (Pd), %		4.5 to 5.5
Palladium (Pd), %		0

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

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

Silver (Ag), %		67 to 69
Silver (Ag), %		0

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

Tungsten (W), %		0
Tungsten (W), %		17.5 to 19

Vanadium (V), %		0
Vanadium (V), %		0.8 to 1.2

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