AWS BVAg-18 vs. SAE-AISI T1 Steel

AWS BVAg-18 belongs to the otherwise unclassified metals classification, while SAE-AISI T1 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-18 and the bottom bar is SAE-AISI T1 steel.

AWS BVAg-18 (P07607) Vacuum Service Filler Metal SAE-AISI T1 (T12001) Tungsten High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		82
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.36
Poisson's Ratio		0.29

Shear Modulus, GPa		30
Shear Modulus, GPa		80

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		770 to 2130

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		720
Melting Completion (Liquidus), °C		1810

Melting Onset (Solidus), °C		600
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		9.7
Density, g/cm³		9.3

Embodied Carbon, kg CO₂/kg material		59
Embodied Carbon, kg CO₂/kg material		8.2

Embodied Energy, MJ/kg		930
Embodied Energy, MJ/kg		130

Common Calculations

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

Stiffness to Weight: Bending, points		15
Stiffness to Weight: Bending, points		21

Strength to Weight: Axial, points		5.1
Strength to Weight: Axial, points		23 to 64

Strength to Weight: Bending, points		7.3
Strength to Weight: Bending, points		20 to 40

Thermal Shock Resistance, points		8.1
Thermal Shock Resistance, points		23 to 64

Alloy Composition

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

Carbon (C), %		0 to 0.0050
Carbon (C), %		0.65 to 0.8

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

Copper (Cu), %		28.5 to 31.5
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		73.2 to 77.2

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

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

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), %		59 to 61
Silver (Ag), %		0

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

Tin (Sn), %		9.5 to 10.5
Tin (Sn), %		0

Tungsten (W), %		0
Tungsten (W), %		17.3 to 18.8

Vanadium (V), %		0
Vanadium (V), %		0.9 to 1.3

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