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Monel K-500 vs. EN 1.4742 Stainless Steel

Monel K-500 belongs to the nickel alloys classification, while EN 1.4742 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is Monel K-500 and the bottom bar is EN 1.4742 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 25 to 36
17
Fatigue Strength, MPa 260 to 560
180
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
77
Shear Strength, MPa 430 to 700
370
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
600
Tensile Strength: Yield (Proof), MPa 310 to 880
300

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Maximum Temperature: Mechanical, °C 900
1000
Melting Completion (Liquidus), °C 1350
1420
Melting Onset (Solidus), °C 1320
1380
Specific Heat Capacity, J/kg-K 440
490
Thermal Conductivity, W/m-K 18
19
Thermal Expansion, µm/m-K 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 50
9.0
Density, g/cm3 8.7
7.6
Embodied Carbon, kg CO2/kg material 8.1
2.2
Embodied Energy, MJ/kg 120
32
Embodied Water, L/kg 280
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
84
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
230
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
5.1
Thermal Shock Resistance, points 21 to 36
21

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0.7 to 1.2
Carbon (C), % 0 to 0.18
0 to 0.12
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 2.0
77.2 to 81.6
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 63 to 70.4
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.5
0.7 to 1.4
Sulfur (S), % 0 to 0.010
0 to 0.015
Titanium (Ti), % 0.35 to 0.85
0