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ACI-ASTM CK3MCuN Steel vs. S30600 Stainless Steel

Both ACI-ASTM CK3MCuN steel and S30600 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 32 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 CK3MCuN steel and the bottom bar is S30600 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
45
Fatigue Strength, MPa 250
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 620
610
Tensile Strength: Yield (Proof), MPa 290
270

Thermal Properties

Latent Heat of Fusion, J/g 300
350
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1090
950
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1350
1330
Specific Heat Capacity, J/kg-K 460
490
Thermal Conductivity, W/m-K 12
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 29
19
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 5.6
3.6
Embodied Energy, MJ/kg 76
51
Embodied Water, L/kg 190
150

Common Calculations

PREN (Pitting Resistance) 45
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
220
Resilience: Unit (Modulus of Resilience), kJ/m3 210
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 21
22
Strength to Weight: Bending, points 20
21
Thermal Diffusivity, mm2/s 3.2
3.7
Thermal Shock Resistance, points 14
14

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.018
Chromium (Cr), % 19.5 to 20.5
17 to 18.5
Copper (Cu), % 0.5 to 1.0
0 to 0.5
Iron (Fe), % 49.5 to 56.3
58.9 to 65.3
Manganese (Mn), % 0 to 1.2
0 to 2.0
Molybdenum (Mo), % 6.0 to 7.0
0 to 0.2
Nickel (Ni), % 17.5 to 19.5
14 to 15.5
Nitrogen (N), % 0.18 to 0.24
0
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
3.7 to 4.3
Sulfur (S), % 0 to 0.010
0 to 0.020