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ACI-ASTM CE3MN Steel vs. EN 1.4374 Stainless Steel

Both ACI-ASTM CE3MN steel and EN 1.4374 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 31 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 ACI-ASTM CE3MN steel and the bottom bar is EN 1.4374 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 20
40
Fatigue Strength, MPa 380
340
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Tensile Strength: Ultimate (UTS), MPa 770
800
Tensile Strength: Yield (Proof), MPa 590
400

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
410
Maximum Temperature: Mechanical, °C 1100
920
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 21
14
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 4.2
2.9
Embodied Energy, MJ/kg 58
42
Embodied Water, L/kg 180
150

Common Calculations

PREN (Pitting Resistance) 43
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
270
Resilience: Unit (Modulus of Resilience), kJ/m3 840
400
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
29
Strength to Weight: Bending, points 24
25
Thermal Diffusivity, mm2/s 4.1
4.0
Thermal Shock Resistance, points 21
17

Alloy Composition

Carbon (C), % 0 to 0.030
0.050 to 0.1
Chromium (Cr), % 24 to 26
17.5 to 18.5
Copper (Cu), % 0
0 to 0.4
Iron (Fe), % 58.1 to 65.9
63.5 to 67.9
Manganese (Mn), % 0 to 1.5
9.0 to 10
Molybdenum (Mo), % 4.0 to 5.0
0 to 0.5
Nickel (Ni), % 6.0 to 8.0
5.0 to 6.0
Nitrogen (N), % 0.1 to 0.3
0.25 to 0.32
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0.3 to 0.6
Sulfur (S), % 0 to 0.040
0 to 0.030