AWS BVPd-1 vs. SAE-AISI M3 Class 1 Steel

AWS BVPd-1 belongs to the otherwise unclassified metals classification, while SAE-AISI M3 class 1 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 BVPd-1 and the bottom bar is SAE-AISI M3 class 1 steel.

AWS BVPd-1 (P03657) Vacuum Service Filler Metal SAE-AISI M3 Class 1 (T11313) Molybdenum High-Speed Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		150
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.37
Poisson's Ratio		0.29

Shear Modulus, GPa		56
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		240
Tensile Strength: Ultimate (UTS), MPa		770 to 2150

Thermal Properties

Latent Heat of Fusion, J/g		200
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1240
Melting Completion (Liquidus), °C		1610

Melting Onset (Solidus), °C		1230
Melting Onset (Solidus), °C		1570

Specific Heat Capacity, J/kg-K		310
Specific Heat Capacity, J/kg-K		440

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

Otherwise Unclassified Properties

Density, g/cm³		11
Density, g/cm³		8.3

Common Calculations

Stiffness to Weight: Axial, points		7.7
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		6.1
Strength to Weight: Axial, points		26 to 72

Strength to Weight: Bending, points		7.9
Strength to Weight: Bending, points		22 to 44

Thermal Shock Resistance, points		9.8
Thermal Shock Resistance, points		24 to 67

Alloy Composition

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

Carbon (C), %		0 to 0.0050
Carbon (C), %		1.0 to 1.1

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

Cobalt (Co), %		33.9 to 36
Cobalt (Co), %		0

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

Iron (Fe), %		0
Iron (Fe), %		76.9 to 82.9

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

Manganese (Mn), %		0
Manganese (Mn), %		0.15 to 0.4

Molybdenum (Mo), %		0
Molybdenum (Mo), %		4.8 to 6.5

Nickel (Ni), %		0 to 0.060
Nickel (Ni), %		0 to 0.3

Palladium (Pd), %		64 to 66
Palladium (Pd), %		0

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

Silicon (Si), %		0
Silicon (Si), %		0.2 to 0.45

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

Tungsten (W), %		0
Tungsten (W), %		5.0 to 6.8

Vanadium (V), %		0
Vanadium (V), %		2.3 to 2.8

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