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ACI-ASTM CD4MCuN Steel vs. EN 1.1221 Steel

Both ACI-ASTM CD4MCuN steel and EN 1.1221 steel are iron alloys. They have 64% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CD4MCuN steel and the bottom bar is EN 1.1221 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 18
10 to 21
Fatigue Strength, MPa 340
240 to 340
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 770
730 to 870
Tensile Strength: Yield (Proof), MPa 550
390 to 550

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
48
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 18
2.1
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.5
1.5
Embodied Energy, MJ/kg 49
19
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
67 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 760
410 to 800
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
26 to 31
Strength to Weight: Bending, points 24
23 to 26
Thermal Diffusivity, mm2/s 4.5
13
Thermal Shock Resistance, points 21
23 to 28

Alloy Composition

Carbon (C), % 0 to 0.040
0.57 to 0.65
Chromium (Cr), % 24.5 to 26.5
0 to 0.4
Copper (Cu), % 2.7 to 3.3
0
Iron (Fe), % 59.5 to 66.3
97.1 to 98.8
Manganese (Mn), % 0 to 1.0
0.6 to 0.9
Molybdenum (Mo), % 1.7 to 2.3
0 to 0.1
Nickel (Ni), % 4.7 to 6.0
0 to 0.4
Nitrogen (N), % 0.1 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.040
0 to 0.035