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AWS ER70S-A1 vs. EN 1.0619 Steel

Both AWS ER70S-A1 and EN 1.0619 steel are iron alloys. Their average alloy composition is basically identical. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AWS ER70S-A1 and the bottom bar is EN 1.0619 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
25
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 590
510
Tensile Strength: Yield (Proof), MPa 450
270

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
48
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.5
Embodied Energy, MJ/kg 20
20
Embodied Water, L/kg 48
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
110
Resilience: Unit (Modulus of Resilience), kJ/m3 540
200
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 17
16

Alloy Composition

Carbon (C), % 0 to 0.12
0.18 to 0.23
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0 to 0.35
0 to 0.3
Iron (Fe), % 96.1 to 99.3
96.6 to 99.32
Manganese (Mn), % 0 to 1.3
0.5 to 1.4
Molybdenum (Mo), % 0.4 to 0.65
0 to 0.12
Nickel (Ni), % 0 to 0.2
0 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0.3 to 0.7
0 to 0.6
Sulfur (S), % 0 to 0.025
0 to 0.020
Vanadium (V), % 0
0 to 0.030
Residuals, % 0 to 0.5
0