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EN 1.1221 Steel vs. AWS E410

Both EN 1.1221 steel and AWS E410 are iron alloys. They have 87% 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 EN 1.1221 steel and the bottom bar is AWS E410.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 10 to 21
23
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 730 to 870
580
Tensile Strength: Yield (Proof), MPa 390 to 550
440

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 48
28
Thermal Expansion, µm/m-K 12
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
7.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.0
Embodied Energy, MJ/kg 19
28
Embodied Water, L/kg 47
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
120
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
500
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 31
21
Strength to Weight: Bending, points 23 to 26
20
Thermal Diffusivity, mm2/s 13
7.5
Thermal Shock Resistance, points 23 to 28
16

Alloy Composition

Carbon (C), % 0.57 to 0.65
0 to 0.12
Chromium (Cr), % 0 to 0.4
11 to 13.5
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 97.1 to 98.8
82.2 to 89
Manganese (Mn), % 0.6 to 0.9
0 to 1.0
Molybdenum (Mo), % 0 to 0.1
0 to 0.75
Nickel (Ni), % 0 to 0.4
0 to 0.7
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 0.9
Sulfur (S), % 0 to 0.035
0 to 0.030