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S32615 Stainless Steel vs. AISI 304H Stainless Steel

Both S32615 stainless steel and AISI 304H stainless steel are iron alloys. Both are furnished in the annealed condition. They have 81% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S32615 stainless steel and the bottom bar is AISI 304H stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
180
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 28
40
Fatigue Strength, MPa 180
200
Poisson's Ratio 0.28
0.28
Reduction in Area, % 46
51
Shear Modulus, GPa 75
77
Shear Strength, MPa 400
400
Tensile Strength: Ultimate (UTS), MPa 620
580
Tensile Strength: Yield (Proof), MPa 250
230

Thermal Properties

Latent Heat of Fusion, J/g 370
290
Maximum Temperature: Corrosion, °C 410
420
Maximum Temperature: Mechanical, °C 990
960
Melting Completion (Liquidus), °C 1350
1430
Melting Onset (Solidus), °C 1310
1380
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 15
16

Otherwise Unclassified Properties

Base Metal Price, % relative 24
15
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 4.4
3.0
Embodied Energy, MJ/kg 63
43
Embodied Water, L/kg 170
150

Common Calculations

PREN (Pitting Resistance) 21
19
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
190
Resilience: Unit (Modulus of Resilience), kJ/m3 160
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
21
Strength to Weight: Bending, points 21
20
Thermal Shock Resistance, points 15
13

Alloy Composition

Carbon (C), % 0 to 0.070
0.040 to 0.1
Chromium (Cr), % 16.5 to 19.5
18 to 20
Copper (Cu), % 1.5 to 2.5
0
Iron (Fe), % 46.4 to 57.9
66.6 to 74
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0.3 to 1.5
0
Nickel (Ni), % 19 to 22
8.0 to 10.5
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 4.8 to 6.0
0 to 0.75
Sulfur (S), % 0 to 0.030
0 to 0.030