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EN 1.4537 Stainless Steel vs. S32803 Stainless Steel

Both EN 1.4537 stainless steel and S32803 stainless steel are iron alloys. They have 72% 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 1.4537 stainless steel and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220
210
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 42
18
Fatigue Strength, MPa 290
350
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 80
81
Shear Strength, MPa 480
420
Tensile Strength: Ultimate (UTS), MPa 700
680
Tensile Strength: Yield (Proof), MPa 330
560

Thermal Properties

Latent Heat of Fusion, J/g 310
300
Maximum Temperature: Corrosion, °C 450
510
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 14
16
Thermal Expansion, µm/m-K 16
11

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 34
19
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 6.1
3.7
Embodied Energy, MJ/kg 84
53
Embodied Water, L/kg 220
180

Common Calculations

PREN (Pitting Resistance) 46
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
120
Resilience: Unit (Modulus of Resilience), kJ/m3 270
760
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 24
25
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 3.7
4.4
Thermal Shock Resistance, points 15
22

Alloy Composition

Carbon (C), % 0 to 0.020
0 to 0.015
Chromium (Cr), % 24 to 26
28 to 29
Copper (Cu), % 1.0 to 2.0
0
Iron (Fe), % 36.3 to 46.1
62.9 to 67.1
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 4.7 to 5.7
1.8 to 2.5
Nickel (Ni), % 24 to 27
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0.17 to 0.25
0 to 0.020
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.7
0 to 0.55
Sulfur (S), % 0 to 0.010
0 to 0.0035