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S32520 Stainless Steel vs. S39277 Stainless Steel

Both S32520 stainless steel and S39277 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a very high 98% of their average alloy composition in common. There are 34 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is S32520 stainless steel and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 28
28
Fatigue Strength, MPa 460
480
Poisson's Ratio 0.27
0.27
Reduction in Area, % 46
57
Shear Modulus, GPa 80
80
Shear Strength, MPa 560
600
Tensile Strength: Ultimate (UTS), MPa 860
930
Tensile Strength: Yield (Proof), MPa 630
660

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
1460
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
16
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
23
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 4.0
4.2
Embodied Energy, MJ/kg 55
59
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 41
43
Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
240
Resilience: Unit (Modulus of Resilience), kJ/m3 960
1070
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 31
33
Strength to Weight: Bending, points 26
27
Thermal Diffusivity, mm2/s 4.1
4.2
Thermal Shock Resistance, points 24
26

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.025
Chromium (Cr), % 24 to 26
24 to 26
Copper (Cu), % 0.5 to 2.0
1.2 to 2.0
Iron (Fe), % 57.3 to 66.8
56.8 to 64.3
Manganese (Mn), % 0 to 1.5
0 to 0.8
Molybdenum (Mo), % 3.0 to 4.0
3.0 to 4.0
Nickel (Ni), % 5.5 to 8.0
6.5 to 8.0
Nitrogen (N), % 0.2 to 0.35
0.23 to 0.33
Phosphorus (P), % 0 to 0.035
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.8
Sulfur (S), % 0 to 0.020
0 to 0.0020
Tungsten (W), % 0
0.8 to 1.2