MakeItFrom.com
Menu (ESC)

S32520 Stainless Steel vs. ACI-ASTM CD3MCuN Steel

Both S32520 stainless steel and ACI-ASTM CD3MCuN steel are iron alloys. Their average alloy composition is basically identical. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S32520 stainless steel and the bottom bar is ACI-ASTM CD3MCuN steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
29
Fatigue Strength, MPa 460
370
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
80
Tensile Strength: Ultimate (UTS), MPa 860
790
Tensile Strength: Yield (Proof), MPa 630
500

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 450
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 13
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 20
20
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
3.9
Embodied Energy, MJ/kg 55
54
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 41
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
200
Resilience: Unit (Modulus of Resilience), kJ/m3 960
620
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
28
Strength to Weight: Bending, points 26
24
Thermal Diffusivity, mm2/s 4.1
4.1
Thermal Shock Resistance, points 24
22

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 24 to 26
24 to 26.7
Copper (Cu), % 0.5 to 2.0
1.4 to 1.9
Iron (Fe), % 57.3 to 66.8
58.2 to 65.9
Manganese (Mn), % 0 to 1.5
0 to 1.2
Molybdenum (Mo), % 3.0 to 4.0
2.9 to 3.8
Nickel (Ni), % 5.5 to 8.0
5.6 to 6.7
Nitrogen (N), % 0.2 to 0.35
0.22 to 0.33
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 1.1
Sulfur (S), % 0 to 0.020
0 to 0.030