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ACI-ASTM CG6MMN Steel vs. EN 1.4415 Stainless Steel

Both ACI-ASTM CG6MMN steel and EN 1.4415 stainless steel are iron alloys. They have 78% of their average alloy composition in common. There are 27 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 ACI-ASTM CG6MMN steel and the bottom bar is EN 1.4415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
17 to 20
Fatigue Strength, MPa 260
470 to 510
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
77
Tensile Strength: Ultimate (UTS), MPa 670
830 to 930
Tensile Strength: Yield (Proof), MPa 320
730 to 840

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
390
Maximum Temperature: Mechanical, °C 1080
790
Melting Completion (Liquidus), °C 1420
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
9.9

Otherwise Unclassified Properties

Base Metal Price, % relative 22
13
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.8
3.6
Embodied Energy, MJ/kg 68
51
Embodied Water, L/kg 180
120

Common Calculations

PREN (Pitting Resistance) 34
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
150 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 260
1350 to 1790
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
29 to 33
Strength to Weight: Bending, points 22
25 to 27
Thermal Shock Resistance, points 14
30 to 34

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.030
Chromium (Cr), % 20.5 to 23.5
11.5 to 13.5
Iron (Fe), % 51.9 to 62.1
75.9 to 82.4
Manganese (Mn), % 4.0 to 6.0
0 to 0.5
Molybdenum (Mo), % 1.5 to 3.0
1.5 to 2.5
Nickel (Ni), % 11.5 to 13.5
4.5 to 6.5
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.010
Vanadium (V), % 0.1 to 0.3
0.1 to 0.5