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EN 1.4410 Stainless Steel vs. S31727 Stainless Steel

Both EN 1.4410 stainless steel and S31727 stainless steel are iron alloys. They have 88% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4410 stainless steel and the bottom bar is S31727 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
190
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 24
40
Fatigue Strength, MPa 410
240
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
78
Shear Strength, MPa 540
430
Tensile Strength: Ultimate (UTS), MPa 850
630
Tensile Strength: Yield (Proof), MPa 600
270

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
420
Maximum Temperature: Mechanical, °C 1100
1010
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 4.0
4.7
Embodied Energy, MJ/kg 56
64
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 42
35
Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
200
Resilience: Unit (Modulus of Resilience), kJ/m3 880
190
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
22
Strength to Weight: Bending, points 26
20
Thermal Shock Resistance, points 23
14

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 24 to 26
17.5 to 19
Copper (Cu), % 0
2.8 to 4.0
Iron (Fe), % 58.1 to 66.8
53.7 to 61.3
Manganese (Mn), % 0 to 2.0
0 to 1.0
Molybdenum (Mo), % 3.0 to 4.5
3.8 to 4.5
Nickel (Ni), % 6.0 to 8.0
14.5 to 16.5
Nitrogen (N), % 0.24 to 0.35
0.15 to 0.21
Phosphorus (P), % 0 to 0.035
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030