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EN 1.4652 Stainless Steel vs. S31803 Stainless Steel

Both EN 1.4652 stainless steel and S31803 stainless steel are iron alloys. They have 74% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4652 stainless steel and the bottom bar is S31803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
260
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 45
29
Fatigue Strength, MPa 450
370
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 81
80
Shear Strength, MPa 610
460
Tensile Strength: Ultimate (UTS), MPa 880
710
Tensile Strength: Yield (Proof), MPa 490
500

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 440
430
Maximum Temperature: Mechanical, °C 1100
1060
Melting Completion (Liquidus), °C 1460
1450
Melting Onset (Solidus), °C 1410
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 9.8
16
Thermal Expansion, µm/m-K 15
13

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 34
17
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.4
3.6
Embodied Energy, MJ/kg 87
49
Embodied Water, L/kg 220
160

Common Calculations

PREN (Pitting Resistance) 57
34
Resilience: Ultimate (Unit Rupture Work), MJ/m3 340
180
Resilience: Unit (Modulus of Resilience), kJ/m3 570
630
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 30
25
Strength to Weight: Bending, points 25
23
Thermal Diffusivity, mm2/s 2.6
4.3
Thermal Shock Resistance, points 20
20

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.030
Chromium (Cr), % 23 to 25
21 to 23
Copper (Cu), % 0.3 to 0.6
0
Iron (Fe), % 38.3 to 46.3
63.7 to 71.9
Manganese (Mn), % 2.0 to 4.0
0 to 2.0
Molybdenum (Mo), % 7.0 to 8.0
2.5 to 3.5
Nickel (Ni), % 21 to 23
4.5 to 6.5
Nitrogen (N), % 0.45 to 0.55
0.080 to 0.2
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0 to 0.0050
0 to 0.020