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EN 1.4596 Stainless Steel vs. EN 1.4821 Stainless Steel

Both EN 1.4596 stainless steel and EN 1.4821 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.4596 stainless steel and the bottom bar is EN 1.4821 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 76
79
Tensile Strength: Ultimate (UTS), MPa 1030 to 1600
730

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 450
450
Maximum Temperature: Mechanical, °C 790
1100
Melting Completion (Liquidus), °C 1450
1410
Melting Onset (Solidus), °C 1410
1370
Specific Heat Capacity, J/kg-K 470
490
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 15
15
Density, g/cm3 7.9
7.6
Embodied Carbon, kg CO2/kg material 3.5
2.9
Embodied Energy, MJ/kg 48
41
Embodied Water, L/kg 130
160

Common Calculations

PREN (Pitting Resistance) 19
26
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 36 to 56
26
Strength to Weight: Bending, points 29 to 39
23
Thermal Shock Resistance, points 35 to 54
21

Alloy Composition

Aluminum (Al), % 0.8 to 1.1
0
Carbon (C), % 0 to 0.015
0.1 to 0.2
Chromium (Cr), % 11.5 to 12.5
24.5 to 26.5
Iron (Fe), % 73.4 to 76.4
64.2 to 71.1
Manganese (Mn), % 0 to 0.1
0 to 2.0
Molybdenum (Mo), % 1.9 to 2.2
0
Nickel (Ni), % 9.2 to 10.2
3.5 to 5.5
Nitrogen (N), % 0 to 0.020
0 to 0.1
Phosphorus (P), % 0 to 0.010
0 to 0.040
Silicon (Si), % 0 to 0.1
0.8 to 1.5
Sulfur (S), % 0 to 0.0050
0 to 0.015
Titanium (Ti), % 0.28 to 0.4
0