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S35140 Stainless Steel vs. EN 1.4659 Stainless Steel

Both S35140 stainless steel and EN 1.4659 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 S35140 stainless steel and the bottom bar is EN 1.4659 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

Latent Heat of Fusion, J/g 300
300
Maximum Temperature: Corrosion, °C 500
440
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1420
1480
Melting Onset (Solidus), °C 1370
1430
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 14
12
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 31
37
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 5.5
6.5
Embodied Energy, MJ/kg 78
89
Embodied Water, L/kg 190
220

Common Calculations

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

Alloy Composition

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