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EN 1.4436 Stainless Steel vs. S32803 Stainless Steel

Both EN 1.4436 stainless steel and S32803 stainless steel are iron alloys. They have 89% 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 1.4436 stainless steel and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
210
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 42
18
Fatigue Strength, MPa 220
350
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 78
81
Shear Strength, MPa 430
420
Tensile Strength: Ultimate (UTS), MPa 620
680
Tensile Strength: Yield (Proof), MPa 240
560

Thermal Properties

Latent Heat of Fusion, J/g 290
300
Maximum Temperature: Corrosion, °C 410
510
Maximum Temperature: Mechanical, °C 960
1100
Melting Completion (Liquidus), °C 1450
1450
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 15
16
Thermal Expansion, µm/m-K 16
11

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 19
19
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 3.9
3.7
Embodied Energy, MJ/kg 54
53
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 27
36
Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
120
Resilience: Unit (Modulus of Resilience), kJ/m3 150
760
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
25
Strength to Weight: Bending, points 20
22
Thermal Diffusivity, mm2/s 4.0
4.4
Thermal Shock Resistance, points 14
22

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.015
Chromium (Cr), % 16.5 to 18.5
28 to 29
Iron (Fe), % 62.3 to 70.5
62.9 to 67.1
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 2.5 to 3.0
1.8 to 2.5
Nickel (Ni), % 10.5 to 13
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0 to 0.1
0 to 0.020
Phosphorus (P), % 0 to 0.045
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.55
Sulfur (S), % 0 to 0.015
0 to 0.0035