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S32053 Stainless Steel vs. S20431 Stainless Steel

Both S32053 stainless steel and S20431 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 67% 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 S32053 stainless steel and the bottom bar is S20431 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 46
46
Fatigue Strength, MPa 310
320
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 83
86
Shear Modulus, GPa 80
76
Shear Strength, MPa 510
500
Tensile Strength: Ultimate (UTS), MPa 730
710
Tensile Strength: Yield (Proof), MPa 330
350

Thermal Properties

Latent Heat of Fusion, J/g 310
280
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
890
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 13
15
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 33
12
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.1
2.5
Embodied Energy, MJ/kg 83
36
Embodied Water, L/kg 210
140

Common Calculations

PREN (Pitting Resistance) 44
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
270
Resilience: Unit (Modulus of Resilience), kJ/m3 270
310
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25
25
Strength to Weight: Bending, points 22
23
Thermal Diffusivity, mm2/s 3.3
4.0
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.12
Chromium (Cr), % 22 to 24
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 41.7 to 48.8
66.1 to 74.4
Manganese (Mn), % 0 to 1.0
5.0 to 7.0
Molybdenum (Mo), % 5.0 to 6.0
0
Nickel (Ni), % 24 to 26
2.0 to 4.0
Nitrogen (N), % 0.17 to 0.22
0.1 to 0.25
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030