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S39274 Stainless Steel vs. S32654 Stainless Steel

Both S39274 stainless steel and S32654 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 78% 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 S39274 stainless steel and the bottom bar is S32654 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
220
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 17
45
Fatigue Strength, MPa 380
450
Poisson's Ratio 0.27
0.28
Reduction in Area, % 34
46
Shear Modulus, GPa 81
82
Shear Strength, MPa 560
590
Tensile Strength: Ultimate (UTS), MPa 900
850
Tensile Strength: Yield (Proof), MPa 620
490

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1480
1450
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 16
11
Thermal Expansion, µm/m-K 13
15

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
34
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 4.3
6.4
Embodied Energy, MJ/kg 60
87
Embodied Water, L/kg 180
220

Common Calculations

PREN (Pitting Resistance) 43
57
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
330
Resilience: Unit (Modulus of Resilience), kJ/m3 940
570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 32
29
Strength to Weight: Bending, points 26
25
Thermal Diffusivity, mm2/s 4.2
2.9
Thermal Shock Resistance, points 25
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 24 to 26
24 to 25
Copper (Cu), % 0.2 to 0.8
0.3 to 0.6
Iron (Fe), % 57 to 65.6
38.3 to 45.3
Manganese (Mn), % 0 to 1.0
2.0 to 4.0
Molybdenum (Mo), % 2.5 to 3.5
7.0 to 8.0
Nickel (Ni), % 6.0 to 8.0
21 to 23
Nitrogen (N), % 0.24 to 0.32
0.45 to 0.55
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.8
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.0050
Tungsten (W), % 1.5 to 2.5
0