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EN 1.1221 Steel vs. ACI-ASTM CE30 Steel

Both EN 1.1221 steel and ACI-ASTM CE30 steel are iron alloys. They have 62% of their average alloy composition in common. There are 30 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 EN 1.1221 steel and the bottom bar is ACI-ASTM CE30 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 250
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 10 to 21
11
Fatigue Strength, MPa 240 to 340
170
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 72
79
Tensile Strength: Ultimate (UTS), MPa 730 to 870
630
Tensile Strength: Yield (Proof), MPa 390 to 550
310

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 48
14
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
19
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.5
3.4
Embodied Energy, MJ/kg 19
49
Embodied Water, L/kg 47
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67 to 130
59
Resilience: Unit (Modulus of Resilience), kJ/m3 410 to 800
240
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 31
23
Strength to Weight: Bending, points 23 to 26
21
Thermal Diffusivity, mm2/s 13
3.6
Thermal Shock Resistance, points 23 to 28
13

Alloy Composition

Carbon (C), % 0.57 to 0.65
0 to 0.3
Chromium (Cr), % 0 to 0.4
26 to 30
Iron (Fe), % 97.1 to 98.8
55.1 to 66
Manganese (Mn), % 0.6 to 0.9
0 to 1.5
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.4
8.0 to 11
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 2.0
Sulfur (S), % 0 to 0.035
0 to 0.040