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S31727 Stainless Steel vs. EN 1.4864 Stainless Steel

Both S31727 stainless steel and EN 1.4864 stainless steel are iron alloys. They have 79% 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 S31727 stainless steel and the bottom bar is EN 1.4864 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
33
Fatigue Strength, MPa 240
200
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
75
Shear Strength, MPa 430
430
Tensile Strength: Ultimate (UTS), MPa 630
650
Tensile Strength: Yield (Proof), MPa 270
260

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 420
410
Maximum Temperature: Mechanical, °C 1010
1100
Melting Completion (Liquidus), °C 1440
1390
Melting Onset (Solidus), °C 1390
1340
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 24
30
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 4.7
5.3
Embodied Energy, MJ/kg 64
75
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 35
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
170
Resilience: Unit (Modulus of Resilience), kJ/m3 190
170
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
23
Strength to Weight: Bending, points 20
21
Thermal Shock Resistance, points 14
17

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.15
Chromium (Cr), % 17.5 to 19
15 to 17
Copper (Cu), % 2.8 to 4.0
0
Iron (Fe), % 53.7 to 61.3
41.7 to 51
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.8 to 4.5
0
Nickel (Ni), % 14.5 to 16.5
33 to 37
Nitrogen (N), % 0.15 to 0.21
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 1.0
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.015