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ACI-ASTM CE8MN Steel vs. EN 1.4980 Stainless Steel

Both ACI-ASTM CE8MN steel and EN 1.4980 stainless steel are iron alloys. They have 80% of their average alloy composition in common. There are 31 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 CE8MN steel and the bottom bar is EN 1.4980 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 29
17
Fatigue Strength, MPa 370
410
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
75
Tensile Strength: Ultimate (UTS), MPa 750
1030
Tensile Strength: Yield (Proof), MPa 500
680

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
780
Maximum Temperature: Mechanical, °C 1100
920
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
13
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 21
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.2
6.0
Embodied Energy, MJ/kg 58
87
Embodied Water, L/kg 180
170

Common Calculations

PREN (Pitting Resistance) 40
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 620
1180
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 27
36
Strength to Weight: Bending, points 23
28
Thermal Diffusivity, mm2/s 4.2
3.5
Thermal Shock Resistance, points 21
22

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.080
0.030 to 0.080
Chromium (Cr), % 22.5 to 25.5
13.5 to 16
Iron (Fe), % 56 to 66.4
49.2 to 58.5
Manganese (Mn), % 0 to 1.0
1.0 to 2.0
Molybdenum (Mo), % 3.0 to 4.5
1.0 to 1.5
Nickel (Ni), % 8.0 to 11
24 to 27
Nitrogen (N), % 0.1 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.040
0 to 0.015
Titanium (Ti), % 0
1.9 to 2.3
Vanadium (V), % 0
0.1 to 0.5