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EN 1.4659 Stainless Steel vs. S35140 Stainless Steel

Both EN 1.4659 stainless steel and S35140 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (2, 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 S35140 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
210
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 49
34
Fatigue Strength, MPa 460
250
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 81
78
Shear Strength, MPa 640
460
Tensile Strength: Ultimate (UTS), MPa 900
690
Tensile Strength: Yield (Proof), MPa 480
310

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 440
500
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1480
1420
Melting Onset (Solidus), °C 1430
1370
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 12
14
Thermal Expansion, µm/m-K 16
16

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 37
31
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 6.5
5.5
Embodied Energy, MJ/kg 89
78
Embodied Water, L/kg 220
190

Common Calculations

PREN (Pitting Resistance) 54
28
Resilience: Ultimate (Unit Rupture Work), MJ/m3 370
190
Resilience: Unit (Modulus of Resilience), kJ/m3 550
250
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 31
24
Strength to Weight: Bending, points 25
22
Thermal Diffusivity, mm2/s 3.2
3.7
Thermal Shock Resistance, points 19
16

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.1
Chromium (Cr), % 23 to 25
20 to 22
Copper (Cu), % 1.0 to 2.0
0
Iron (Fe), % 35.7 to 45.7
44.1 to 52.7
Manganese (Mn), % 2.0 to 4.0
1.0 to 3.0
Molybdenum (Mo), % 5.5 to 6.5
1.0 to 2.0
Nickel (Ni), % 21 to 23
25 to 27
Niobium (Nb), % 0
0.25 to 0.75
Nitrogen (N), % 0.35 to 0.5
0.080 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.7
0 to 0.75
Sulfur (S), % 0 to 0.010
0 to 0.030
Tungsten (W), % 1.5 to 2.5
0