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EN 1.0070 Steel vs. ACI-ASTM CG12 Steel

Both EN 1.0070 steel and ACI-ASTM CG12 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 (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.0070 steel and the bottom bar is ACI-ASTM CG12 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 9.1
40
Fatigue Strength, MPa 210
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
78
Tensile Strength: Ultimate (UTS), MPa 740
550
Tensile Strength: Yield (Proof), MPa 350
220

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1040
Melting Completion (Liquidus), °C 1470
1410
Melting Onset (Solidus), °C 1430
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
18
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
3.3
Embodied Energy, MJ/kg 18
48
Embodied Water, L/kg 45
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 56
180
Resilience: Unit (Modulus of Resilience), kJ/m3 320
120
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26
20
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 23
12

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
20 to 23
Iron (Fe), % 99.876 to 100
60.3 to 70
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
10 to 13
Nitrogen (N), % 0 to 0.014
0
Phosphorus (P), % 0 to 0.055
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0 to 0.055
0 to 0.040