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S44800 Stainless Steel vs. SAE-AISI 5132 Steel

Both S44800 stainless steel and SAE-AISI 5132 steel are iron alloys. Both are furnished in the annealed condition. They have 66% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is S44800 stainless steel and the bottom bar is SAE-AISI 5132 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
150
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
22
Fatigue Strength, MPa 300
230
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
73
Shear Strength, MPa 370
320
Tensile Strength: Ultimate (UTS), MPa 590
510
Tensile Strength: Yield (Proof), MPa 450
330

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
49
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
8.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
9.4

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.2
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 52
19
Embodied Water, L/kg 190
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
99
Resilience: Unit (Modulus of Resilience), kJ/m3 480
290
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21
18
Strength to Weight: Bending, points 20
18
Thermal Diffusivity, mm2/s 4.6
13
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.010
0.3 to 0.35
Chromium (Cr), % 28 to 30
0.75 to 1.0
Copper (Cu), % 0 to 0.15
0
Iron (Fe), % 62.6 to 66.5
97.4 to 98.2
Manganese (Mn), % 0 to 0.3
0.6 to 0.8
Molybdenum (Mo), % 3.5 to 4.2
0
Nickel (Ni), % 2.0 to 2.5
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.025
0 to 0.035
Silicon (Si), % 0 to 0.2
0.15 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.040