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EN 1.4449 Stainless Steel vs. S32615 Stainless Steel

Both EN 1.4449 stainless steel and S32615 stainless steel are iron alloys. They have 85% 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 EN 1.4449 stainless steel and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 48
28
Fatigue Strength, MPa 240
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 78
75
Shear Strength, MPa 440
400
Tensile Strength: Ultimate (UTS), MPa 620
620
Tensile Strength: Yield (Proof), MPa 250
250

Thermal Properties

Latent Heat of Fusion, J/g 290
370
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 960
990
Melting Completion (Liquidus), °C 1440
1350
Melting Onset (Solidus), °C 1400
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 16
15

Otherwise Unclassified Properties

Base Metal Price, % relative 19
24
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 3.9
4.4
Embodied Energy, MJ/kg 54
63
Embodied Water, L/kg 150
170

Common Calculations

PREN (Pitting Resistance) 27
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
140
Resilience: Unit (Modulus of Resilience), kJ/m3 160
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
23
Strength to Weight: Bending, points 20
21
Thermal Shock Resistance, points 14
15

Alloy Composition

Carbon (C), % 0 to 0.035
0 to 0.070
Chromium (Cr), % 17 to 18.2
16.5 to 19.5
Copper (Cu), % 0 to 1.0
1.5 to 2.5
Iron (Fe), % 62.4 to 69.3
46.4 to 57.9
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 2.3 to 2.8
0.3 to 1.5
Nickel (Ni), % 11.5 to 12.5
19 to 22
Nitrogen (N), % 0 to 0.080
0
Phosphorus (P), % 0 to 0.045
0 to 0.045
Silicon (Si), % 0 to 1.0
4.8 to 6.0
Sulfur (S), % 0 to 0.015
0 to 0.030