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S32304 Stainless Steel vs. S32615 Stainless Steel

Both S32304 stainless steel and S32615 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 77% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is S32304 stainless steel and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 28
28
Fatigue Strength, MPa 330
180
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
75
Shear Strength, MPa 440
400
Tensile Strength: Ultimate (UTS), MPa 670
620
Tensile Strength: Yield (Proof), MPa 460
250

Thermal Properties

Latent Heat of Fusion, J/g 290
370
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1050
990
Melting Completion (Liquidus), °C 1420
1350
Melting Onset (Solidus), °C 1380
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 14
24
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.8
4.4
Embodied Energy, MJ/kg 40
63
Embodied Water, L/kg 160
170

Common Calculations

PREN (Pitting Resistance) 26
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
140
Resilience: Unit (Modulus of Resilience), kJ/m3 520
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24
23
Strength to Weight: Bending, points 22
21
Thermal Shock Resistance, points 18
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.070
Chromium (Cr), % 21.5 to 24.5
16.5 to 19.5
Copper (Cu), % 0.050 to 0.6
1.5 to 2.5
Iron (Fe), % 65 to 75.4
46.4 to 57.9
Manganese (Mn), % 0 to 2.5
0 to 2.0
Molybdenum (Mo), % 0.050 to 0.6
0.3 to 1.5
Nickel (Ni), % 3.0 to 5.5
19 to 22
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
4.8 to 6.0
Sulfur (S), % 0 to 0.030
0 to 0.030