AWS BAg-5 vs. EN 1.7378 Steel

AWS BAg-5 belongs to the otherwise unclassified metals classification, while EN 1.7378 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 BAg-5 and the bottom bar is EN 1.7378 steel.

AWS BAg-5 (P07453) Filler Metal EN 1.7378 (7CrMoVTiB10-10) Chromium-Molybdenum Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		88
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.33
Poisson's Ratio		0.29

Shear Modulus, GPa		33
Shear Modulus, GPa		74

Tensile Strength: Ultimate (UTS), MPa		150
Tensile Strength: Ultimate (UTS), MPa		700

Thermal Properties

Latent Heat of Fusion, J/g		140
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		740
Melting Completion (Liquidus), °C		1470

Melting Onset (Solidus), °C		660
Melting Onset (Solidus), °C		1430

Specific Heat Capacity, J/kg-K		320
Specific Heat Capacity, J/kg-K		470

Thermal Expansion, µm/m-K		21
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Density, g/cm³		9.0
Density, g/cm³		7.8

Embodied Carbon, kg CO₂/kg material		44
Embodied Carbon, kg CO₂/kg material		2.3

Embodied Energy, MJ/kg		700
Embodied Energy, MJ/kg		33

Common Calculations

Stiffness to Weight: Axial, points		5.4
Stiffness to Weight: Axial, points		13

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

Strength to Weight: Axial, points		4.6
Strength to Weight: Axial, points		25

Strength to Weight: Bending, points		6.9
Strength to Weight: Bending, points		22

Thermal Shock Resistance, points		5.9
Thermal Shock Resistance, points		20

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.020

Boron (B), %		0
Boron (B), %		0.0015 to 0.0070

Carbon (C), %		0
Carbon (C), %		0.050 to 0.1

Chromium (Cr), %		0
Chromium (Cr), %		2.2 to 2.6

Copper (Cu), %		29 to 31
Copper (Cu), %		0

Iron (Fe), %		0
Iron (Fe), %		94.6 to 96.1

Manganese (Mn), %		0
Manganese (Mn), %		0.3 to 0.7

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.9 to 1.1

Nitrogen (N), %		0
Nitrogen (N), %		0 to 0.010

Phosphorus (P), %		0
Phosphorus (P), %		0 to 0.020

Silicon (Si), %		0
Silicon (Si), %		0.15 to 0.45

Silver (Ag), %		44 to 46
Silver (Ag), %		0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.010

Titanium (Ti), %		0
Titanium (Ti), %		0.050 to 0.1

Vanadium (V), %		0
Vanadium (V), %		0.2 to 0.3

Zinc (Zn), %		23 to 27
Zinc (Zn), %		0

Residuals, %		0 to 0.15
Residuals, %		0