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ACI-ASTM CD3MCuN Steel vs. N08028 Stainless Steel

Both ACI-ASTM CD3MCuN steel and N08028 stainless steel are iron alloys. They have 72% of their average alloy composition in common. There are 29 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 CD3MCuN steel and the bottom bar is N08028 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 29
45
Fatigue Strength, MPa 370
220
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 790
570
Tensile Strength: Yield (Proof), MPa 500
240

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Corrosion, °C 450
460
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1440
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
37
Density, g/cm3 7.8
8.1
Embodied Carbon, kg CO2/kg material 3.9
6.4
Embodied Energy, MJ/kg 54
89
Embodied Water, L/kg 180
240

Common Calculations

PREN (Pitting Resistance) 41
39
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
210
Resilience: Unit (Modulus of Resilience), kJ/m3 620
140
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28
19
Strength to Weight: Bending, points 24
19
Thermal Diffusivity, mm2/s 4.1
3.2
Thermal Shock Resistance, points 22
12

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 24 to 26.7
26 to 28
Copper (Cu), % 1.4 to 1.9
0.6 to 1.4
Iron (Fe), % 58.2 to 65.9
29 to 40.4
Manganese (Mn), % 0 to 1.2
0 to 2.5
Molybdenum (Mo), % 2.9 to 3.8
3.0 to 4.0
Nickel (Ni), % 5.6 to 6.7
30 to 34
Nitrogen (N), % 0.22 to 0.33
0
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 1.1
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030