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AISI 321 Stainless Steel vs. EN 2.4815 Cast Nickel

AISI 321 stainless steel belongs to the iron alloys classification, while EN 2.4815 cast nickel belongs to the nickel alloys. They have 46% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AISI 321 stainless steel and the bottom bar is EN 2.4815 cast nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34 to 50
3.4
Fatigue Strength, MPa 220 to 270
89
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Tensile Strength: Ultimate (UTS), MPa 590 to 690
460
Tensile Strength: Yield (Proof), MPa 220 to 350
220

Thermal Properties

Latent Heat of Fusion, J/g 290
330
Maximum Temperature: Mechanical, °C 870
1100
Melting Completion (Liquidus), °C 1430
1510
Melting Onset (Solidus), °C 1400
1450
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 16
25
Thermal Expansion, µm/m-K 17
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
3.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 16
47
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 3.2
7.9
Embodied Energy, MJ/kg 45
110
Embodied Water, L/kg 140
230

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190 to 230
13
Resilience: Unit (Modulus of Resilience), kJ/m3 130 to 310
130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21 to 25
15
Strength to Weight: Bending, points 20 to 22
16
Thermal Diffusivity, mm2/s 4.1
6.4
Thermal Shock Resistance, points 13 to 15
17

Alloy Composition

Carbon (C), % 0 to 0.080
0.35 to 0.65
Chromium (Cr), % 17 to 19
12 to 18
Iron (Fe), % 65.3 to 74
9.8 to 28.7
Manganese (Mn), % 0 to 2.0
0 to 2.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 9.0 to 12
58 to 66
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 0.75
1.0 to 2.5
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0 to 0.7
0