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S32050 Stainless Steel vs. S30615 Stainless Steel

Both S32050 stainless steel and S30615 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 82% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is S32050 stainless steel and the bottom bar is S30615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
190
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 46
39
Fatigue Strength, MPa 340
270
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
75
Shear Strength, MPa 540
470
Tensile Strength: Ultimate (UTS), MPa 770
690
Tensile Strength: Yield (Proof), MPa 370
310

Thermal Properties

Latent Heat of Fusion, J/g 310
340
Maximum Temperature: Corrosion, °C 440
410
Maximum Temperature: Mechanical, °C 1100
960
Melting Completion (Liquidus), °C 1460
1370
Melting Onset (Solidus), °C 1410
1320
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 12
14
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 31
19
Density, g/cm3 8.0
7.6
Embodied Carbon, kg CO2/kg material 6.0
3.7
Embodied Energy, MJ/kg 81
53
Embodied Water, L/kg 210
170

Common Calculations

PREN (Pitting Resistance) 48
18
Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
220
Resilience: Unit (Modulus of Resilience), kJ/m3 330
260
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
25
Strength to Weight: Bending, points 23
23
Thermal Diffusivity, mm2/s 3.3
3.7
Thermal Shock Resistance, points 17
16

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.5
Carbon (C), % 0 to 0.030
0.16 to 0.24
Chromium (Cr), % 22 to 24
17 to 19.5
Copper (Cu), % 0 to 0.4
0
Iron (Fe), % 43.1 to 51.8
56.7 to 65.3
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 6.0 to 6.6
0
Nickel (Ni), % 20 to 23
13.5 to 16
Nitrogen (N), % 0.21 to 0.32
0
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
3.2 to 4.0
Sulfur (S), % 0 to 0.020
0 to 0.030