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EN 1.4659 Stainless Steel vs. S32050 Stainless Steel

Both EN 1.4659 stainless steel and S32050 stainless steel are iron alloys. They have a moderately high 93% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4659 stainless steel and the bottom bar is S32050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
220
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 49
46
Fatigue Strength, MPa 460
340
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
81
Shear Strength, MPa 640
540
Tensile Strength: Ultimate (UTS), MPa 900
770
Tensile Strength: Yield (Proof), MPa 480
370

Thermal Properties

Latent Heat of Fusion, J/g 300
310
Maximum Temperature: Corrosion, °C 440
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
12
Thermal Expansion, µm/m-K 16
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 37
31
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 6.5
6.0
Embodied Energy, MJ/kg 89
81
Embodied Water, L/kg 220
210

Common Calculations

PREN (Pitting Resistance) 54
48
Resilience: Ultimate (Unit Rupture Work), MJ/m3 370
290
Resilience: Unit (Modulus of Resilience), kJ/m3 550
330
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 31
27
Strength to Weight: Bending, points 25
23
Thermal Diffusivity, mm2/s 3.2
3.3
Thermal Shock Resistance, points 19
17

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 23 to 25
22 to 24
Copper (Cu), % 1.0 to 2.0
0 to 0.4
Iron (Fe), % 35.7 to 45.7
43.1 to 51.8
Manganese (Mn), % 2.0 to 4.0
0 to 1.5
Molybdenum (Mo), % 5.5 to 6.5
6.0 to 6.6
Nickel (Ni), % 21 to 23
20 to 23
Nitrogen (N), % 0.35 to 0.5
0.21 to 0.32
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.7
0 to 1.0
Sulfur (S), % 0 to 0.010
0 to 0.020
Tungsten (W), % 1.5 to 2.5
0