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AISI 204 Stainless Steel vs. EN 2.4650 Nickel

AISI 204 stainless steel belongs to the iron alloys classification, while EN 2.4650 nickel belongs to the nickel alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is AISI 204 stainless steel and the bottom bar is EN 2.4650 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 23 to 39
34
Fatigue Strength, MPa 320 to 720
480
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
80
Shear Strength, MPa 500 to 700
730
Tensile Strength: Ultimate (UTS), MPa 730 to 1100
1090
Tensile Strength: Yield (Proof), MPa 380 to 1080
650

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Maximum Temperature: Mechanical, °C 850
1010
Melting Completion (Liquidus), °C 1410
1400
Melting Onset (Solidus), °C 1370
1350
Specific Heat Capacity, J/kg-K 480
450
Thermal Conductivity, W/m-K 15
12
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 10
80
Density, g/cm3 7.7
8.5
Embodied Carbon, kg CO2/kg material 2.4
10
Embodied Energy, MJ/kg 35
140
Embodied Water, L/kg 130
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240 to 250
320
Resilience: Unit (Modulus of Resilience), kJ/m3 360 to 2940
1030
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 27 to 40
36
Strength to Weight: Bending, points 24 to 31
28
Thermal Diffusivity, mm2/s 4.1
3.1
Thermal Shock Resistance, points 16 to 24
33

Alloy Composition

Aluminum (Al), % 0
0.3 to 0.6
Boron (B), % 0
0 to 0.0050
Carbon (C), % 0 to 0.030
0.040 to 0.080
Chromium (Cr), % 15 to 17
19 to 21
Cobalt (Co), % 0
19 to 21
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 69.6 to 76.4
0 to 0.7
Manganese (Mn), % 7.0 to 9.0
0 to 0.6
Molybdenum (Mo), % 0
5.6 to 6.1
Nickel (Ni), % 1.5 to 3.0
46.9 to 54.2
Nitrogen (N), % 0.15 to 0.3
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.0070
Titanium (Ti), % 0
1.9 to 2.4