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ACI-ASTM CK3MCuN Steel vs. EN 1.4877 Stainless Steel

Both ACI-ASTM CK3MCuN steel and EN 1.4877 stainless steel are iron alloys. They have 79% of their average alloy composition in common. There are 32 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 CK3MCuN steel and the bottom bar is EN 1.4877 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 39
36
Fatigue Strength, MPa 250
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
79
Tensile Strength: Ultimate (UTS), MPa 620
630
Tensile Strength: Yield (Proof), MPa 290
200

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 420
560
Maximum Temperature: Mechanical, °C 1090
1150
Melting Completion (Liquidus), °C 1460
1400
Melting Onset (Solidus), °C 1350
1360
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 16
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 29
37
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 5.6
6.2
Embodied Energy, MJ/kg 76
89
Embodied Water, L/kg 190
220

Common Calculations

PREN (Pitting Resistance) 45
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
180
Resilience: Unit (Modulus of Resilience), kJ/m3 210
100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 21
22
Strength to Weight: Bending, points 20
20
Thermal Diffusivity, mm2/s 3.2
3.2
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Carbon (C), % 0 to 0.025
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 19.5 to 20.5
26 to 28
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 49.5 to 56.3
36.4 to 42.3
Manganese (Mn), % 0 to 1.2
0 to 1.0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 17.5 to 19.5
31 to 33
Niobium (Nb), % 0
0.6 to 1.0
Nitrogen (N), % 0.18 to 0.24
0 to 0.1
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.010