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EN 1.0540 Steel vs. AWS BAg-8a

EN 1.0540 steel belongs to the iron alloys classification, while AWS BAg-8a belongs to the otherwise unclassified metals. There are 15 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 EN 1.0540 steel and the bottom bar is AWS BAg-8a.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
83
Poisson's Ratio 0.29
0.36
Shear Modulus, GPa 72
31
Tensile Strength: Ultimate (UTS), MPa 660
150

Thermal Properties

Latent Heat of Fusion, J/g 250
140
Melting Completion (Liquidus), °C 1460
770
Melting Onset (Solidus), °C 1420
770
Specific Heat Capacity, J/kg-K 470
290
Thermal Expansion, µm/m-K 12
19

Otherwise Unclassified Properties

Density, g/cm3 7.8
10

Common Calculations

Stiffness to Weight: Axial, points 13
4.6
Stiffness to Weight: Bending, points 24
15
Strength to Weight: Axial, points 23
4.2
Strength to Weight: Bending, points 22
6.3
Thermal Shock Resistance, points 21
6.7

Alloy Composition


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Carbon (C), % 0.47 to 0.55
0
Chromium (Cr), % 0 to 0.4
0
Copper (Cu), % 0
26.4 to 28.8
Iron (Fe), % 97.2 to 98.9
0
Lithium (Li), % 0
0.25 to 0.5
Manganese (Mn), % 0.6 to 0.9
0
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.4
0
Silver (Ag), % 0
71 to 73
Sulfur (S), % 0 to 0.045
0
Residuals, % 0
0 to 0.15