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EN 1.4749 Stainless Steel vs. S32202 Stainless Steel

Both EN 1.4749 stainless steel and S32202 stainless steel are iron alloys. Both are furnished in the annealed condition. They have a very high 95% 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 1.4749 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, % 16
34
Fatigue Strength, MPa 190
400
Poisson's Ratio 0.27
0.27
Shear Modulus, GPa 80
79
Shear Strength, MPa 370
490
Tensile Strength: Ultimate (UTS), MPa 600
730
Tensile Strength: Yield (Proof), MPa 320
510

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 450
440
Maximum Temperature: Mechanical, °C 1100
1030
Melting Completion (Liquidus), °C 1420
1430
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 490
480
Thermal Conductivity, W/m-K 17
15
Thermal Expansion, µm/m-K 9.6
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 13
12
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.6
Embodied Energy, MJ/kg 36
37
Embodied Water, L/kg 160
150

Common Calculations

PREN (Pitting Resistance) 31
27
Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
220
Resilience: Unit (Modulus of Resilience), kJ/m3 250
650
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 26
25
Strength to Weight: Axial, points 22
27
Strength to Weight: Bending, points 21
24
Thermal Diffusivity, mm2/s 4.6
4.0
Thermal Shock Resistance, points 22
20

Alloy Composition

Carbon (C), % 0.15 to 0.2
0 to 0.030
Chromium (Cr), % 26 to 29
21.5 to 24
Iron (Fe), % 68.5 to 73.7
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
Nitrogen (N), % 0.15 to 0.25
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