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ACI-ASTM CG3M Steel vs. EN 1.7230 Steel

Both ACI-ASTM CG3M steel and EN 1.7230 steel are iron alloys. They have 67% 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 ACI-ASTM CG3M steel and the bottom bar is EN 1.7230 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
220 to 270
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
11 to 12
Fatigue Strength, MPa 200
320 to 460
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 580
720 to 910
Tensile Strength: Yield (Proof), MPa 270
510 to 740

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1020
420
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
44
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.4
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.5
Embodied Energy, MJ/kg 56
20
Embodied Water, L/kg 160
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
79 to 97
Resilience: Unit (Modulus of Resilience), kJ/m3 190
700 to 1460
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
26 to 32
Strength to Weight: Bending, points 20
23 to 27
Thermal Diffusivity, mm2/s 4.1
12
Thermal Shock Resistance, points 13
21 to 27

Alloy Composition

Carbon (C), % 0 to 0.030
0.3 to 0.37
Chromium (Cr), % 18 to 21
0.8 to 1.2
Iron (Fe), % 58.9 to 70
96.7 to 98.3
Manganese (Mn), % 0 to 1.5
0.5 to 0.8
Molybdenum (Mo), % 3.0 to 4.0
0.15 to 0.3
Nickel (Ni), % 9.0 to 13
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0 to 0.6
Sulfur (S), % 0 to 0.040
0 to 0.030