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S31260 Stainless Steel vs. EN 1.4422 Stainless Steel

Both S31260 stainless steel and EN 1.4422 stainless steel are iron alloys. They have 83% of their average alloy composition in common. There are 32 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 S31260 stainless steel and the bottom bar is EN 1.4422 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 23
17
Fatigue Strength, MPa 370
380
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 80
76
Shear Strength, MPa 500
520
Tensile Strength: Ultimate (UTS), MPa 790
850
Tensile Strength: Yield (Proof), MPa 540
630

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Maximum Temperature: Corrosion, °C 450
390
Maximum Temperature: Mechanical, °C 1100
760
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
16
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 20
11
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.9
2.7
Embodied Energy, MJ/kg 53
37
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 39
17
Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
130
Resilience: Unit (Modulus of Resilience), kJ/m3 720
1000
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 28
30
Strength to Weight: Bending, points 24
25
Thermal Diffusivity, mm2/s 4.3
4.3
Thermal Shock Resistance, points 22
31

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 24 to 26
11 to 13
Copper (Cu), % 0.2 to 0.8
0.2 to 0.8
Iron (Fe), % 59.6 to 67.6
76.8 to 83.5
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 2.5 to 3.5
1.3 to 1.8
Nickel (Ni), % 5.5 to 7.5
4.0 to 5.0
Nitrogen (N), % 0.1 to 0.3
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.75
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.0030
Tungsten (W), % 0.1 to 0.5
0