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EN 1.7711 Steel vs. ACI-ASTM CD3MN Steel

Both EN 1.7711 steel and ACI-ASTM CD3MN steel are iron alloys. They have 70% 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 1.7711 steel and the bottom bar is ACI-ASTM CD3MN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16 to 22
29
Fatigue Strength, MPa 290 to 520
340
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 690 to 930
710
Tensile Strength: Yield (Proof), MPa 400 to 800
460

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 430
1060
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 33
16
Thermal Expansion, µm/m-K 11
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 3.0
18
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.3
3.6
Embodied Energy, MJ/kg 32
50
Embodied Water, L/kg 54
160

Common Calculations

PREN (Pitting Resistance) 2.9
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 130 to 140
180
Resilience: Unit (Modulus of Resilience), kJ/m3 430 to 1690
530
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24 to 33
25
Strength to Weight: Bending, points 22 to 27
23
Thermal Diffusivity, mm2/s 8.9
4.3
Thermal Shock Resistance, points 24 to 32
20

Alloy Composition

Aluminum (Al), % 0 to 0.015
0
Carbon (C), % 0.36 to 0.44
0 to 0.030
Chromium (Cr), % 0.9 to 1.2
21 to 23.5
Copper (Cu), % 0
0 to 1.0
Iron (Fe), % 96 to 97.5
62.6 to 71.9
Manganese (Mn), % 0.45 to 0.85
0 to 1.5
Molybdenum (Mo), % 0.5 to 0.65
2.5 to 3.5
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.020
Vanadium (V), % 0.25 to 0.35
0