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S32803 Stainless Steel vs. S34565 Stainless Steel

Both S32803 stainless steel and S34565 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 78% 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 S32803 stainless steel and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
200
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 18
39
Fatigue Strength, MPa 350
400
Poisson's Ratio 0.27
0.28
Rockwell B Hardness 86
88
Shear Modulus, GPa 81
80
Shear Strength, MPa 420
610
Tensile Strength: Ultimate (UTS), MPa 680
900
Tensile Strength: Yield (Proof), MPa 560
470

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 510
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1450
1420
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
12
Thermal Expansion, µm/m-K 11
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 19
28
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 3.7
5.3
Embodied Energy, MJ/kg 53
73
Embodied Water, L/kg 180
210

Common Calculations

PREN (Pitting Resistance) 36
47
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
300
Resilience: Unit (Modulus of Resilience), kJ/m3 760
540
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
32
Strength to Weight: Bending, points 22
26
Thermal Diffusivity, mm2/s 4.4
3.2
Thermal Shock Resistance, points 22
22

Alloy Composition

Carbon (C), % 0 to 0.015
0 to 0.030
Chromium (Cr), % 28 to 29
23 to 25
Iron (Fe), % 62.9 to 67.1
43.2 to 51.6
Manganese (Mn), % 0 to 0.5
5.0 to 7.0
Molybdenum (Mo), % 1.8 to 2.5
4.0 to 5.0
Nickel (Ni), % 3.0 to 4.0
16 to 18
Niobium (Nb), % 0.15 to 0.5
0 to 0.1
Nitrogen (N), % 0 to 0.020
0.4 to 0.6
Phosphorus (P), % 0 to 0.020
0 to 0.030
Silicon (Si), % 0 to 0.55
0 to 1.0
Sulfur (S), % 0 to 0.0035
0 to 0.010