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ACI-ASTM CK3MCuN Steel vs. EN 1.3542 Stainless Steel

Both ACI-ASTM CK3MCuN steel and EN 1.3542 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, 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 1.3542 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 620
720

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 420
380
Maximum Temperature: Mechanical, °C 1090
770
Melting Completion (Liquidus), °C 1460
1440
Melting Onset (Solidus), °C 1350
1390
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 12
29
Thermal Expansion, µm/m-K 16
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
3.6

Otherwise Unclassified Properties

Base Metal Price, % relative 29
7.5
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 5.6
2.0
Embodied Energy, MJ/kg 76
29
Embodied Water, L/kg 190
100

Common Calculations

PREN (Pitting Resistance) 45
15
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
26
Strength to Weight: Bending, points 20
23
Thermal Diffusivity, mm2/s 3.2
7.9
Thermal Shock Resistance, points 14
26

Alloy Composition

Carbon (C), % 0 to 0.025
0.6 to 0.7
Chromium (Cr), % 19.5 to 20.5
12.5 to 14.5
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 49.5 to 56.3
82.7 to 87.5
Manganese (Mn), % 0 to 1.2
0 to 1.0
Molybdenum (Mo), % 6.0 to 7.0
0 to 0.75
Nickel (Ni), % 17.5 to 19.5
0
Nitrogen (N), % 0.18 to 0.24
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030