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Monel K-500 vs. ASTM Grade HE Steel

Monel K-500 belongs to the nickel alloys classification, while ASTM grade HE steel belongs to the iron alloys. There are 29 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 ASTM grade HE steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 25 to 36
10
Fatigue Strength, MPa 260 to 560
160
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 61
79
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
670
Tensile Strength: Yield (Proof), MPa 310 to 880
310

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1350
1400
Melting Onset (Solidus), °C 1320
1360
Specific Heat Capacity, J/kg-K 440
490
Thermal Conductivity, W/m-K 18
14
Thermal Expansion, µm/m-K 14
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 50
19
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 8.1
3.5
Embodied Energy, MJ/kg 120
50
Embodied Water, L/kg 280
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
56
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
240
Stiffness to Weight: Axial, points 10
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 21 to 35
24
Strength to Weight: Bending, points 19 to 27
22
Thermal Diffusivity, mm2/s 4.8
3.6
Thermal Shock Resistance, points 21 to 36
14

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
0.2 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 2.0
53.9 to 65.8
Manganese (Mn), % 0 to 1.5
0 to 2.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 63 to 70.4
8.0 to 11
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 2.0
Sulfur (S), % 0 to 0.010
0 to 0.040
Titanium (Ti), % 0.35 to 0.85
0