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S20432 Stainless Steel vs. S34565 Stainless Steel

Both S20432 stainless steel and S34565 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 75% 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 S20432 stainless steel and the bottom bar is S34565 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
200
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 45
39
Fatigue Strength, MPa 210
400
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 81
88
Shear Modulus, GPa 76
80
Shear Strength, MPa 400
610
Tensile Strength: Ultimate (UTS), MPa 580
900
Tensile Strength: Yield (Proof), MPa 230
470

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 410
450
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1410
1420
Melting Onset (Solidus), °C 1370
1380
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 13
28
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.7
5.3
Embodied Energy, MJ/kg 38
73
Embodied Water, L/kg 140
210

Common Calculations

PREN (Pitting Resistance) 20
47
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
300
Resilience: Unit (Modulus of Resilience), kJ/m3 140
540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 21
32
Strength to Weight: Bending, points 20
26
Thermal Diffusivity, mm2/s 4.0
3.2
Thermal Shock Resistance, points 13
22

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 17 to 18
23 to 25
Copper (Cu), % 2.0 to 3.0
0
Iron (Fe), % 66.7 to 74
43.2 to 51.6
Manganese (Mn), % 3.0 to 5.0
5.0 to 7.0
Molybdenum (Mo), % 0
4.0 to 5.0
Nickel (Ni), % 4.0 to 6.0
16 to 18
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0.050 to 0.2
0.4 to 0.6
Phosphorus (P), % 0 to 0.045
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.010