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EN 1.4613 Stainless Steel vs. S31254 Stainless Steel

Both EN 1.4613 stainless steel and S31254 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 76% 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 1.4613 stainless steel and the bottom bar is S31254 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
40
Fatigue Strength, MPa 180
290
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
80
Shear Strength, MPa 330
490
Tensile Strength: Ultimate (UTS), MPa 530
720
Tensile Strength: Yield (Proof), MPa 280
330

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 550
420
Maximum Temperature: Mechanical, °C 1050
1090
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 19
14
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
28
Density, g/cm3 7.7
8.0
Embodied Carbon, kg CO2/kg material 2.6
5.5
Embodied Energy, MJ/kg 38
74
Embodied Water, L/kg 150
190

Common Calculations

PREN (Pitting Resistance) 24
44
Resilience: Ultimate (Unit Rupture Work), MJ/m3 91
240
Resilience: Unit (Modulus of Resilience), kJ/m3 190
270
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 5.2
3.8
Thermal Shock Resistance, points 18
15

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 22 to 25
19.5 to 20.5
Copper (Cu), % 0 to 0.5
0.5 to 1.0
Iron (Fe), % 70.3 to 77.8
51.4 to 56.3
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 0 to 0.5
6.0 to 6.5
Nickel (Ni), % 0 to 0.5
17.5 to 18.5
Nitrogen (N), % 0
0.18 to 0.22
Phosphorus (P), % 0 to 0.050
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.050
0 to 0.010
Titanium (Ti), % 0.2 to 1.0
0