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ACI-ASTM CD3MCuN Steel vs. EN 1.8505 Steel

Both ACI-ASTM CD3MCuN steel and EN 1.8505 steel are iron alloys. They have 65% of their average alloy composition in common. There are 30 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 CD3MCuN steel and the bottom bar is EN 1.8505 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 29
13
Fatigue Strength, MPa 370
540
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 790
1050
Tensile Strength: Yield (Proof), MPa 500
860

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
440
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.9
1.6
Embodied Energy, MJ/kg 54
22
Embodied Water, L/kg 180
65

Common Calculations

PREN (Pitting Resistance) 41
2.6
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
120
Resilience: Unit (Modulus of Resilience), kJ/m3 620
1950
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
37
Strength to Weight: Bending, points 24
30
Thermal Diffusivity, mm2/s 4.1
11
Thermal Shock Resistance, points 22
31

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.030
0.28 to 0.35
Chromium (Cr), % 24 to 26.7
1.5 to 1.8
Copper (Cu), % 1.4 to 1.9
0
Iron (Fe), % 58.2 to 65.9
95.4 to 97.1
Manganese (Mn), % 0 to 1.2
0.4 to 0.7
Molybdenum (Mo), % 2.9 to 3.8
0.2 to 0.4
Nickel (Ni), % 5.6 to 6.7
0
Nitrogen (N), % 0.22 to 0.33
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.1
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035