AWS E240 vs. EN 1.5023 Steel

Both AWS E240 and EN 1.5023 steel are iron alloys. They have 65% of their average alloy composition in common. There are 21 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 E240 and the bottom bar is EN 1.5023 steel.

AWS E240 (W32410) Weld Metal EN 1.5023 (38Si7) Silicon Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		190

Poisson's Ratio		0.28
Poisson's Ratio		0.29

Shear Modulus, GPa		77
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		770
Tensile Strength: Ultimate (UTS), MPa		570 to 1860

Thermal Properties

Latent Heat of Fusion, J/g		290
Latent Heat of Fusion, J/g		270

Melting Completion (Liquidus), °C		1390
Melting Completion (Liquidus), °C		1440

Melting Onset (Solidus), °C		1350
Melting Onset (Solidus), °C		1400

Specific Heat Capacity, J/kg-K		480
Specific Heat Capacity, J/kg-K		480

Thermal Conductivity, W/m-K		15
Thermal Conductivity, W/m-K		48

Thermal Expansion, µm/m-K		15
Thermal Expansion, µm/m-K		13

Otherwise Unclassified Properties

Base Metal Price, % relative		14
Base Metal Price, % relative		1.9

Density, g/cm³		7.7
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		3.0
Embodied Carbon, kg CO₂/kg material		1.4

Embodied Energy, MJ/kg		42
Embodied Energy, MJ/kg		19

Embodied Water, L/kg		160
Embodied Water, L/kg		45

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		13

Stiffness to Weight: Bending, points		25
Stiffness to Weight: Bending, points		25

Strength to Weight: Axial, points		28
Strength to Weight: Axial, points		21 to 67

Strength to Weight: Bending, points		24
Strength to Weight: Bending, points		20 to 43

Thermal Diffusivity, mm²/s		3.9
Thermal Diffusivity, mm²/s		13

Thermal Shock Resistance, points		19
Thermal Shock Resistance, points		17 to 56

Alloy Composition

Carbon (C), %		0 to 0.060
Carbon (C), %		0.35 to 0.42

Chromium (Cr), %		17 to 19
Chromium (Cr), %		0

Copper (Cu), %		0 to 0.75
Copper (Cu), %		0

Iron (Fe), %		58.6 to 68.4
Iron (Fe), %		96.9 to 97.7

Manganese (Mn), %		10.5 to 13.5
Manganese (Mn), %		0.5 to 0.8

Molybdenum (Mo), %		0 to 0.75
Molybdenum (Mo), %		0

Nickel (Ni), %		4.0 to 6.0
Nickel (Ni), %		0

Nitrogen (N), %		0.1 to 0.3
Nitrogen (N), %		0

Phosphorus (P), %		0 to 0.040
Phosphorus (P), %		0 to 0.025

Silicon (Si), %		0 to 1.0
Silicon (Si), %		1.5 to 1.8

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.025