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EN 1.4371 Stainless Steel vs. S32615 Stainless Steel

Both EN 1.4371 stainless steel and S32615 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 29 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 EN 1.4371 stainless steel and the bottom bar is S32615 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 230
170
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 45 to 51
28
Fatigue Strength, MPa 290 to 340
180
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
75
Shear Strength, MPa 520 to 540
400
Tensile Strength: Ultimate (UTS), MPa 740 to 750
620
Tensile Strength: Yield (Proof), MPa 320 to 340
250

Thermal Properties

Latent Heat of Fusion, J/g 280
370
Maximum Temperature: Corrosion, °C 410
410
Maximum Temperature: Mechanical, °C 880
990
Melting Completion (Liquidus), °C 1410
1350
Melting Onset (Solidus), °C 1370
1310
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 12
24
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 2.6
4.4
Embodied Energy, MJ/kg 38
63
Embodied Water, L/kg 140
170

Common Calculations

PREN (Pitting Resistance) 20
21
Resilience: Ultimate (Unit Rupture Work), MJ/m3 270 to 310
140
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 300
160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
23
Strength to Weight: Bending, points 24
21
Thermal Shock Resistance, points 16
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.070
Chromium (Cr), % 16 to 17.5
16.5 to 19.5
Copper (Cu), % 0 to 1.0
1.5 to 2.5
Iron (Fe), % 66.7 to 74.4
46.4 to 57.9
Manganese (Mn), % 6.0 to 8.0
0 to 2.0
Molybdenum (Mo), % 0
0.3 to 1.5
Nickel (Ni), % 3.5 to 5.5
19 to 22
Nitrogen (N), % 0.15 to 0.25
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