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AWS E2594 vs. EN 1.8509 Steel

Both AWS E2594 and EN 1.8509 steel are iron alloys. They have 62% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS E2594 and the bottom bar is EN 1.8509 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 17
11
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 850
1130

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 16
39
Thermal Expansion, µm/m-K 14
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 22
2.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.3
1.6
Embodied Energy, MJ/kg 60
22
Embodied Water, L/kg 190
65

Common Calculations

PREN (Pitting Resistance) 43
2.6
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
40
Strength to Weight: Bending, points 25
31
Thermal Diffusivity, mm2/s 4.3
10
Thermal Shock Resistance, points 21
33

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.040
0.38 to 0.45
Chromium (Cr), % 24 to 27
1.5 to 1.8
Copper (Cu), % 0 to 0.75
0
Iron (Fe), % 53.8 to 63.8
95.5 to 97.1
Manganese (Mn), % 0.5 to 2.0
0.4 to 0.7
Molybdenum (Mo), % 3.5 to 4.5
0.2 to 0.35
Nickel (Ni), % 8.0 to 10.5
0
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035