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Monel K-500 vs. EN 1.4466 Stainless Steel

Monel K-500 belongs to the nickel alloys classification, while EN 1.4466 stainless steel belongs to the iron alloys. They have a modest 24% of their average alloy composition in common, which, by itself, doesn't mean much. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is Monel K-500 and the bottom bar is EN 1.4466 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 25 to 36
42
Fatigue Strength, MPa 260 to 560
250
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
80
Shear Strength, MPa 430 to 700
440
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
640
Tensile Strength: Yield (Proof), MPa 310 to 880
280

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1350
1420
Melting Onset (Solidus), °C 1320
1380
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 18
14
Thermal Expansion, µm/m-K 14
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 50
28
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 8.1
5.0
Embodied Energy, MJ/kg 120
70
Embodied Water, L/kg 280
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
220
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
200
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 21 to 35
22
Strength to Weight: Bending, points 19 to 27
21
Thermal Diffusivity, mm2/s 4.8
3.7
Thermal Shock Resistance, points 21 to 36
14

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
0 to 0.020
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 2.0
45.6 to 52.9
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 2.5
Nickel (Ni), % 63 to 70.4
21 to 23
Nitrogen (N), % 0
0.1 to 0.16
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.7
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0.35 to 0.85
0