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EN 1.7117 Steel vs. ACI-ASTM CG6MMN Steel

Both EN 1.7117 steel and ACI-ASTM CG6MMN steel are iron alloys. They have 60% of their average alloy composition in common. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.7117 steel and the bottom bar is ACI-ASTM CG6MMN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200 to 480
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
79
Tensile Strength: Ultimate (UTS), MPa 660 to 1930
670

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 420
1080
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
22
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.5
4.8
Embodied Energy, MJ/kg 21
68
Embodied Water, L/kg 51
180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 69
24
Strength to Weight: Bending, points 22 to 44
22
Thermal Shock Resistance, points 20 to 58
14

Alloy Composition

Carbon (C), % 0.49 to 0.56
0 to 0.060
Chromium (Cr), % 0.7 to 1.0
20.5 to 23.5
Iron (Fe), % 95.2 to 96.4
51.9 to 62.1
Manganese (Mn), % 0.7 to 1.0
4.0 to 6.0
Molybdenum (Mo), % 0
1.5 to 3.0
Nickel (Ni), % 0.5 to 0.7
11.5 to 13.5
Niobium (Nb), % 0
0.1 to 0.3
Nitrogen (N), % 0
0.2 to 0.4
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 1.2 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030
Vanadium (V), % 0
0.1 to 0.3