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S32803 Stainless Steel vs. EN 1.4724 Stainless Steel

Both S32803 stainless steel and EN 1.4724 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 79% 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 S32803 stainless steel and the bottom bar is EN 1.4724 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210
170
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 18
16
Fatigue Strength, MPa 350
170
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
75
Shear Strength, MPa 420
340
Tensile Strength: Ultimate (UTS), MPa 680
550
Tensile Strength: Yield (Proof), MPa 560
280

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 510
390
Maximum Temperature: Mechanical, °C 1100
850
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
490
Thermal Conductivity, W/m-K 16
21
Thermal Expansion, µm/m-K 11
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 19
7.0
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 3.7
2.0
Embodied Energy, MJ/kg 53
28
Embodied Water, L/kg 180
110

Common Calculations

PREN (Pitting Resistance) 36
13
Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
73
Resilience: Unit (Modulus of Resilience), kJ/m3 760
210
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
20
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 4.4
5.6
Thermal Shock Resistance, points 22
19

Alloy Composition

Aluminum (Al), % 0
0.7 to 1.2
Carbon (C), % 0 to 0.015
0 to 0.12
Chromium (Cr), % 28 to 29
12 to 14
Iron (Fe), % 62.9 to 67.1
82.2 to 86.6
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 1.8 to 2.5
0
Nickel (Ni), % 3.0 to 4.0
0
Niobium (Nb), % 0.15 to 0.5
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.55
0.7 to 1.4
Sulfur (S), % 0 to 0.0035
0 to 0.015