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SAE-AISI 1025 Steel vs. S32654 Stainless Steel

Both SAE-AISI 1025 steel and S32654 stainless steel are iron alloys. They have 42% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1025 steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 130 to 140
220
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 17 to 28
45
Fatigue Strength, MPa 190 to 280
450
Poisson's Ratio 0.29
0.28
Reduction in Area, % 45 to 57
46
Shear Modulus, GPa 73
82
Shear Strength, MPa 290 to 310
590
Tensile Strength: Ultimate (UTS), MPa 450 to 500
850
Tensile Strength: Yield (Proof), MPa 250 to 420
490

Thermal Properties

Latent Heat of Fusion, J/g 250
310
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1420
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 52
11
Thermal Expansion, µm/m-K 12
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.9
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
34
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 1.4
6.4
Embodied Energy, MJ/kg 18
87
Embodied Water, L/kg 45
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80 to 110
330
Resilience: Unit (Modulus of Resilience), kJ/m3 170 to 470
570
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16 to 18
29
Strength to Weight: Bending, points 17 to 18
25
Thermal Diffusivity, mm2/s 14
2.9
Thermal Shock Resistance, points 14 to 16
19

Alloy Composition

Carbon (C), % 0.22 to 0.28
0 to 0.020
Chromium (Cr), % 0
24 to 25
Copper (Cu), % 0
0.3 to 0.6
Iron (Fe), % 99.03 to 99.48
38.3 to 45.3
Manganese (Mn), % 0.3 to 0.6
2.0 to 4.0
Molybdenum (Mo), % 0
7.0 to 8.0
Nickel (Ni), % 0
21 to 23
Nitrogen (N), % 0
0.45 to 0.55
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0 to 0.050
0 to 0.0050