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S32808 Stainless Steel vs. S45000 Stainless Steel

Both S32808 stainless steel and S45000 stainless steel are iron alloys. 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 (1, in this case) are not shown.

For each property being compared, the top bar is S32808 stainless steel and the bottom bar is S45000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
280 to 410
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 17
6.8 to 14
Fatigue Strength, MPa 350
330 to 650
Poisson's Ratio 0.27
0.28
Rockwell C Hardness 28
28 to 44
Shear Modulus, GPa 81
76
Shear Strength, MPa 480
590 to 830
Tensile Strength: Ultimate (UTS), MPa 780
980 to 1410
Tensile Strength: Yield (Proof), MPa 570
580 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 460
400
Maximum Temperature: Mechanical, °C 1100
840
Melting Completion (Liquidus), °C 1470
1440
Melting Onset (Solidus), °C 1420
1390
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 14
17
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
13
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.0
2.8
Embodied Energy, MJ/kg 57
39
Embodied Water, L/kg 180
130

Common Calculations

PREN (Pitting Resistance) 40
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
94 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 790
850 to 4400
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
35 to 50
Strength to Weight: Bending, points 24
28 to 36
Thermal Diffusivity, mm2/s 3.8
4.5
Thermal Shock Resistance, points 21
33 to 47

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 27 to 27.9
14 to 16
Copper (Cu), % 0
1.3 to 1.8
Iron (Fe), % 58.1 to 62.8
72.1 to 79.3
Manganese (Mn), % 0 to 1.1
0 to 1.0
Molybdenum (Mo), % 0.8 to 1.2
0.5 to 1.0
Nickel (Ni), % 7.0 to 8.2
5.0 to 7.0
Nitrogen (N), % 0.3 to 0.4
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 2.1 to 2.5
0