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Monel K-500 vs. ASTM Grade HD Steel

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 25 to 36
9.1
Fatigue Strength, MPa 260 to 560
140
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 61
80
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
590
Tensile Strength: Yield (Proof), MPa 310 to 880
270

Thermal Properties

Latent Heat of Fusion, J/g 270
310
Maximum Temperature: Mechanical, °C 900
1100
Melting Completion (Liquidus), °C 1350
1410
Melting Onset (Solidus), °C 1320
1370
Specific Heat Capacity, J/kg-K 440
490
Thermal Conductivity, W/m-K 18
16
Thermal Expansion, µm/m-K 14
11

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
17
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 8.1
3.1
Embodied Energy, MJ/kg 120
45
Embodied Water, L/kg 280
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
44
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
180
Stiffness to Weight: Axial, points 10
15
Stiffness to Weight: Bending, points 21
26
Strength to Weight: Axial, points 21 to 35
21
Strength to Weight: Bending, points 19 to 27
20
Thermal Diffusivity, mm2/s 4.8
4.3
Thermal Shock Resistance, points 21 to 36
19

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
0 to 0.5
Chromium (Cr), % 0
26 to 30
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 2.0
58.4 to 70
Manganese (Mn), % 0 to 1.5
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 63 to 70.4
4.0 to 7.0
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