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AWS ER90S-D2 vs. EN 1.7233 Steel

Both AWS ER90S-D2 and EN 1.7233 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AWS ER90S-D2 and the bottom bar is EN 1.7233 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 19
18 to 23
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 710
700 to 960
Tensile Strength: Yield (Proof), MPa 600
380 to 780

Thermal Properties

Latent Heat of Fusion, J/g 260
250
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 47
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
3.0
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.6
Embodied Energy, MJ/kg 21
21
Embodied Water, L/kg 50
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110 to 200
Resilience: Unit (Modulus of Resilience), kJ/m3 980
380 to 1630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 25
25 to 34
Strength to Weight: Bending, points 23
22 to 28
Thermal Diffusivity, mm2/s 13
11
Thermal Shock Resistance, points 21
21 to 28

Alloy Composition

Carbon (C), % 0.070 to 0.12
0.39 to 0.45
Chromium (Cr), % 0
1.2 to 1.5
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 95.2 to 97.4
96.2 to 97.5
Manganese (Mn), % 1.6 to 2.1
0.4 to 0.7
Molybdenum (Mo), % 0.4 to 0.6
0.5 to 0.7
Nickel (Ni), % 0 to 0.15
0
Phosphorus (P), % 0 to 0.025
0 to 0.025
Silicon (Si), % 0.5 to 0.8
0 to 0.4
Sulfur (S), % 0 to 0.025
0 to 0.035
Residuals, % 0 to 0.5
0