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EN 1.8522 Steel vs. ACI-ASTM CD4MCu Steel

Both EN 1.8522 steel and ACI-ASTM CD4MCu steel are iron alloys. They have 68% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.8522 steel and the bottom bar is ACI-ASTM CD4MCu steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 730 to 1250
770

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 470
1100
Melting Completion (Liquidus), °C 1460
1430
Melting Onset (Solidus), °C 1420
1380
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 39
17
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 4.2
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.2
3.5
Embodied Energy, MJ/kg 31
49
Embodied Water, L/kg 63
180

Common Calculations

PREN (Pitting Resistance) 6.2
32
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 44
28
Strength to Weight: Bending, points 23 to 33
24
Thermal Diffusivity, mm2/s 11
4.5
Thermal Shock Resistance, points 21 to 36
21

Alloy Composition

Carbon (C), % 0.29 to 0.36
0 to 0.040
Chromium (Cr), % 2.8 to 3.3
24.5 to 26.5
Copper (Cu), % 0 to 0.1
2.8 to 3.3
Iron (Fe), % 93.7 to 96
59.9 to 66.3
Manganese (Mn), % 0.4 to 0.7
0 to 1.0
Molybdenum (Mo), % 0.7 to 1.2
1.8 to 2.3
Nickel (Ni), % 0 to 0.3
4.8 to 6.0
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.035
0 to 0.040
Vanadium (V), % 0.15 to 0.25
0