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Monel K-500 vs. SAE-AISI 1045 Steel

Monel K-500 belongs to the nickel alloys classification, while SAE-AISI 1045 steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 1045 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
190
Elongation at Break, % 25 to 36
13 to 18
Fatigue Strength, MPa 260 to 560
220 to 370
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
72
Shear Strength, MPa 430 to 700
380 to 410
Tensile Strength: Ultimate (UTS), MPa 640 to 1100
620 to 680
Tensile Strength: Yield (Proof), MPa 310 to 880
330 to 580

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 900
400
Melting Completion (Liquidus), °C 1350
1460
Melting Onset (Solidus), °C 1320
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Conductivity, W/m-K 18
51
Thermal Expansion, µm/m-K 14
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.2
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 50
1.8
Density, g/cm3 8.7
7.8
Embodied Carbon, kg CO2/kg material 8.1
1.4
Embodied Energy, MJ/kg 120
18
Embodied Water, L/kg 280
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180 to 260
84 to 93
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 2420
300 to 900
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 21 to 35
22 to 24
Strength to Weight: Bending, points 19 to 27
21 to 22
Thermal Diffusivity, mm2/s 4.8
14
Thermal Shock Resistance, points 21 to 36
20 to 22

Alloy Composition

Aluminum (Al), % 2.3 to 3.2
0
Carbon (C), % 0 to 0.18
0.43 to 0.5
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 2.0
98.5 to 99
Manganese (Mn), % 0 to 1.5
0.6 to 0.9
Nickel (Ni), % 63 to 70.4
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0 to 0.050
Titanium (Ti), % 0.35 to 0.85
0

Comparable Variants