ACI-ASTM CG6MMN Steel vs. EN 1.3956 Stainless Steel
Both ACI-ASTM CG6MMN steel and EN 1.3956 stainless steel are iron alloys. Their average alloy composition is basically identical. There are 27 material properties with values for both materials. Properties with values for just one material (1, 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 1.3956 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
200 |
Elongation at Break, % | 34 | |
27 |
Fatigue Strength, MPa | 260 | |
240 |
Poisson's Ratio | 0.28 | |
0.28 |
Shear Modulus, GPa | 79 | |
79 |
Tensile Strength: Ultimate (UTS), MPa | 670 | |
650 |
Tensile Strength: Yield (Proof), MPa | 320 | |
330 |
Thermal Properties
Latent Heat of Fusion, J/g | 300 | |
300 |
Maximum Temperature: Corrosion, °C | 460 | |
460 |
Maximum Temperature: Mechanical, °C | 1080 | |
1080 |
Melting Completion (Liquidus), °C | 1420 | |
1420 |
Melting Onset (Solidus), °C | 1380 | |
1380 |
Specific Heat Capacity, J/kg-K | 480 | |
480 |
Thermal Expansion, µm/m-K | 17 | |
13 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 22 | |
22 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 4.8 | |
4.8 |
Embodied Energy, MJ/kg | 68 | |
68 |
Embodied Water, L/kg | 180 | |
180 |
Common Calculations
PREN (Pitting Resistance) | 34 | |
34 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 190 | |
150 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 | |
270 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 25 | |
25 |
Strength to Weight: Axial, points | 24 | |
23 |
Strength to Weight: Bending, points | 22 | |
21 |
Thermal Shock Resistance, points | 14 | |
18 |
Alloy Composition
Carbon (C), % | 0 to 0.060 | |
0 to 0.060 |
Chromium (Cr), % | 20.5 to 23.5 | |
20.5 to 23.5 |
Iron (Fe), % | 51.9 to 62.1 | |
51.9 to 62.1 |
Manganese (Mn), % | 4.0 to 6.0 | |
4.0 to 6.0 |
Molybdenum (Mo), % | 1.5 to 3.0 | |
1.5 to 3.0 |
Nickel (Ni), % | 11.5 to 13.5 | |
11.5 to 13.5 |
Niobium (Nb), % | 0.1 to 0.3 | |
0.1 to 0.3 |
Nitrogen (N), % | 0.2 to 0.4 | |
0.2 to 0.4 |
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 |
Vanadium (V), % | 0.1 to 0.3 | |
0.1 to 0.3 |