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S31727 Stainless Steel vs. EN 1.4507 Stainless Steel

Both S31727 stainless steel and EN 1.4507 stainless steel are iron alloys. They have 89% 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 S31727 stainless steel and the bottom bar is EN 1.4507 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
230
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 40
25
Fatigue Strength, MPa 240
410
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
80
Shear Strength, MPa 430
530
Tensile Strength: Ultimate (UTS), MPa 630
840
Tensile Strength: Yield (Proof), MPa 270
590

Thermal Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 24
21
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 4.7
4.0
Embodied Energy, MJ/kg 64
55
Embodied Water, L/kg 180
180

Common Calculations

PREN (Pitting Resistance) 35
41
Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
190
Resilience: Unit (Modulus of Resilience), kJ/m3 190
850
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
30
Strength to Weight: Bending, points 20
25
Thermal Shock Resistance, points 14
23

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 17.5 to 19
24 to 26
Copper (Cu), % 2.8 to 4.0
1.0 to 2.5
Iron (Fe), % 53.7 to 61.3
56.4 to 65.8
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 3.8 to 4.5
3.0 to 4.0
Nickel (Ni), % 14.5 to 16.5
6.0 to 8.0
Nitrogen (N), % 0.15 to 0.21
0.2 to 0.3
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015