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S32615 Stainless Steel vs. AISI 430 Stainless Steel

Both S32615 stainless steel and AISI 430 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 71% of their average alloy composition in common. There are 30 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 S32615 stainless steel and the bottom bar is AISI 430 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
160
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
24
Fatigue Strength, MPa 180
180
Poisson's Ratio 0.28
0.28
Reduction in Area, % 46
51
Shear Modulus, GPa 75
77
Shear Strength, MPa 400
320
Tensile Strength: Ultimate (UTS), MPa 620
500
Tensile Strength: Yield (Proof), MPa 250
260

Thermal Properties

Latent Heat of Fusion, J/g 370
280
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 990
870
Melting Completion (Liquidus), °C 1350
1510
Melting Onset (Solidus), °C 1310
1430
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
10

Otherwise Unclassified Properties

Base Metal Price, % relative 24
8.5
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 4.4
2.1
Embodied Energy, MJ/kg 63
30
Embodied Water, L/kg 170
120

Common Calculations

PREN (Pitting Resistance) 21
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
100
Resilience: Unit (Modulus of Resilience), kJ/m3 160
170
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 15
18

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.12
Chromium (Cr), % 16.5 to 19.5
16 to 18
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 46.4 to 57.9
79.1 to 84
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 0.3 to 1.5
0
Nickel (Ni), % 19 to 22
0 to 0.75
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 4.8 to 6.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030