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ACI-ASTM CG6MMN Steel vs. EN 1.4874 Stainless Steel

Both ACI-ASTM CG6MMN steel and EN 1.4874 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, 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 1.4874 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
140
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 34
6.7
Fatigue Strength, MPa 260
180
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 670
480
Tensile Strength: Yield (Proof), MPa 320
360

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 460
560
Maximum Temperature: Mechanical, °C 1080
1150
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 22
70
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 4.8
7.6
Embodied Energy, MJ/kg 68
110
Embodied Water, L/kg 180
290

Common Calculations

PREN (Pitting Resistance) 34
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
29
Resilience: Unit (Modulus of Resilience), kJ/m3 260
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
16
Strength to Weight: Bending, points 22
16
Thermal Shock Resistance, points 14
11

Alloy Composition

Carbon (C), % 0 to 0.060
0.35 to 0.65
Chromium (Cr), % 20.5 to 23.5
19 to 22
Cobalt (Co), % 0
18.5 to 22
Iron (Fe), % 51.9 to 62.1
23 to 38.9
Manganese (Mn), % 4.0 to 6.0
0 to 2.0
Molybdenum (Mo), % 1.5 to 3.0
2.5 to 3.0
Nickel (Ni), % 11.5 to 13.5
18 to 22
Niobium (Nb), % 0.1 to 0.3
0.75 to 1.3
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 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
2.0 to 3.0
Vanadium (V), % 0.1 to 0.3
0