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EN 1.4509 Stainless Steel vs. S32202 Stainless Steel

Both EN 1.4509 stainless steel and S32202 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a moderately high 92% of their average alloy composition in common. There are 33 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4509 stainless steel and the bottom bar is S32202 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 180
250
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 21
34
Fatigue Strength, MPa 170
400
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Shear Strength, MPa 330
490
Tensile Strength: Ultimate (UTS), MPa 530
730
Tensile Strength: Yield (Proof), MPa 260
510

Thermal Properties

Latent Heat of Fusion, J/g 280
290
Maximum Temperature: Corrosion, °C 570
440
Maximum Temperature: Mechanical, °C 890
1030
Melting Completion (Liquidus), °C 1440
1430
Melting Onset (Solidus), °C 1400
1380
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 25
15
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 41
37
Embodied Water, L/kg 120
150

Common Calculations

PREN (Pitting Resistance) 18
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
220
Resilience: Unit (Modulus of Resilience), kJ/m3 180
650
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 19
27
Strength to Weight: Bending, points 19
24
Thermal Diffusivity, mm2/s 6.8
4.0
Thermal Shock Resistance, points 19
20

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 17.5 to 18.5
21.5 to 24
Iron (Fe), % 77.8 to 82.1
69.4 to 77.3
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.45
Nickel (Ni), % 0
1.0 to 2.8
Niobium (Nb), % 0.3 to 1.0
0
Nitrogen (N), % 0
0.18 to 0.26
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.010
Titanium (Ti), % 0.1 to 0.6
0