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S32304 Stainless Steel vs. EN 1.4537 Stainless Steel

Both S32304 stainless steel and EN 1.4537 stainless steel are iron alloys. They have 71% 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 S32304 stainless steel and the bottom bar is EN 1.4537 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 250
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 28
42
Fatigue Strength, MPa 330
290
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 79
80
Shear Strength, MPa 440
480
Tensile Strength: Ultimate (UTS), MPa 670
700
Tensile Strength: Yield (Proof), MPa 460
330

Thermal Properties

Latent Heat of Fusion, J/g 290
310
Maximum Temperature: Corrosion, °C 440
450
Maximum Temperature: Mechanical, °C 1050
1100
Melting Completion (Liquidus), °C 1420
1440
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
14
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 14
34
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 2.8
6.1
Embodied Energy, MJ/kg 40
84
Embodied Water, L/kg 160
220

Common Calculations

PREN (Pitting Resistance) 26
46
Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
240
Resilience: Unit (Modulus of Resilience), kJ/m3 520
270
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
24
Strength to Weight: Bending, points 22
22
Thermal Diffusivity, mm2/s 4.0
3.7
Thermal Shock Resistance, points 18
15

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.020
Chromium (Cr), % 21.5 to 24.5
24 to 26
Copper (Cu), % 0.050 to 0.6
1.0 to 2.0
Iron (Fe), % 65 to 75.4
36.3 to 46.1
Manganese (Mn), % 0 to 2.5
0 to 2.0
Molybdenum (Mo), % 0.050 to 0.6
4.7 to 5.7
Nickel (Ni), % 3.0 to 5.5
24 to 27
Nitrogen (N), % 0.050 to 0.2
0.17 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010