AWS BVAg-6b vs. EN 1.6311 Steel

AWS BVAg-6b belongs to the otherwise unclassified metals classification, while EN 1.6311 steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is AWS BVAg-6b and the bottom bar is EN 1.6311 steel.

AWS BVAg-6b (P07507) Vacuum Service Filler Metal EN 1.6311 (20MnMoNi4-5) Molybdenum Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		93
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.35
Poisson's Ratio		0.29

Shear Modulus, GPa		35
Shear Modulus, GPa		73

Tensile Strength: Ultimate (UTS), MPa		180
Tensile Strength: Ultimate (UTS), MPa		650

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		1460

Melting Onset (Solidus), °C		780
Melting Onset (Solidus), °C		1420

Specific Heat Capacity, J/kg-K		310
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		19
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Density, g/cm³		9.7
Density, g/cm³		7.9

Embodied Carbon, kg CO₂/kg material		49
Embodied Carbon, kg CO₂/kg material		1.6

Embodied Energy, MJ/kg		770
Embodied Energy, MJ/kg		22

Common Calculations

Stiffness to Weight: Axial, points		5.3
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		16
Stiffness to Weight: Bending, points		24

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

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

Thermal Shock Resistance, points		7.4
Thermal Shock Resistance, points		19

Alloy Composition

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

Carbon (C), %		0 to 0.0050
Carbon (C), %		0.15 to 0.23

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.5

Copper (Cu), %		49 to 51
Copper (Cu), %		0 to 0.2

Iron (Fe), %		0
Iron (Fe), %		95.9 to 98

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

Manganese (Mn), %		0
Manganese (Mn), %		1.0 to 1.5

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.45 to 0.6

Nickel (Ni), %		0
Nickel (Ni), %		0.4 to 0.8

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.012

Phosphorus (P), %		0 to 0.0020
Phosphorus (P), %		0 to 0.035

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

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

Sulfur (S), %		0
Sulfur (S), %		0 to 0.035

Vanadium (V), %		0
Vanadium (V), %		0 to 0.020

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