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Monel K-500 vs. SAE-AISI A7 Steel

Monel K-500 belongs to the nickel alloys classification, while SAE-AISI A7 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is Monel K-500 and the bottom bar is SAE-AISI A7 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
72
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
800 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1350
1470
Melting Onset (Solidus), °C 1320
1430
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 18
37
Thermal Expansion, µm/m-K 14
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
10
Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 8.1
13
Embodied Energy, MJ/kg 120
200
Embodied Water, L/kg 280
100

Common Calculations

Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 21 to 35
29 to 77
Strength to Weight: Bending, points 19 to 27
25 to 48
Thermal Diffusivity, mm2/s 4.8
10
Thermal Shock Resistance, points 21 to 36
27 to 72

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
2.0 to 2.9
Chromium (Cr), % 0
5.0 to 5.8
Copper (Cu), % 27 to 33
0 to 0.25
Iron (Fe), % 0 to 2.0
81.4 to 87.7
Manganese (Mn), % 0 to 1.5
0 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 63 to 70.4
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0.35 to 0.85
0
Tungsten (W), % 0
0.5 to 1.5
Vanadium (V), % 0
3.9 to 5.2

Comparable Variants