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S34565 Stainless Steel vs. S32520 Stainless Steel

Both S34565 stainless steel and S32520 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 83% of their average alloy composition in common. There are 34 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 S34565 stainless steel and the bottom bar is S32520 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
270
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 39
28
Fatigue Strength, MPa 400
460
Poisson's Ratio 0.28
0.27
Reduction in Area, % 45
46
Shear Modulus, GPa 80
80
Shear Strength, MPa 610
560
Tensile Strength: Ultimate (UTS), MPa 900
860
Tensile Strength: Yield (Proof), MPa 470
630

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 450
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
15
Thermal Expansion, µm/m-K 15
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 28
20
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 5.3
4.0
Embodied Energy, MJ/kg 73
55
Embodied Water, L/kg 210
180

Common Calculations

PREN (Pitting Resistance) 47
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 300
220
Resilience: Unit (Modulus of Resilience), kJ/m3 540
960
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
31
Strength to Weight: Bending, points 26
26
Thermal Diffusivity, mm2/s 3.2
4.1
Thermal Shock Resistance, points 22
24

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 23 to 25
24 to 26
Copper (Cu), % 0
0.5 to 2.0
Iron (Fe), % 43.2 to 51.6
57.3 to 66.8
Manganese (Mn), % 5.0 to 7.0
0 to 1.5
Molybdenum (Mo), % 4.0 to 5.0
3.0 to 4.0
Nickel (Ni), % 16 to 18
5.5 to 8.0
Niobium (Nb), % 0 to 0.1
0
Nitrogen (N), % 0.4 to 0.6
0.2 to 0.35
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.010
0 to 0.020