Monel Alloy 450 Sheet
As a leading supplier and manufacturer in China, GNEE Steel provides cost-effective nickel-based alloy products.
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- Tel: +8615824687445
Monel 450 or Alloy 450, houses a 70-30 combination of copper and nickel, respectively. This variant of the Monel alloy family comes with superior weldability. The alloy possesses fair resistance to bio-fouling or corrosion in the seawater.
With this alloy, you also get access to high fatigue strength along with optimum thermal conductivity. The Monel 450 is used excessively for the creation of condenser plates, seawater condensers, evaporator tubes, distiller tubes, saltwater piping, as well as tubes for heat exchange.
Chemical Properties:
| Nickel (%) | Copper (%) | Iron (%) | Manganese (%) | Sulfur (%) | Zinc (%) | Lead (%) | Phosphorous (%) |
| 29.0 to 33.0 | Balance | 0.4 to 1.0 | 1.0 Maximum | 0.020 Maximum | 1.0 Maximum | 0.05 Maximum | 0.020 Maximum |
Mechanical Properties:
| Yield Strength (Minimum) | Tensile Strength (Minimum) | Elongation (Minimum) | ||
| KSI | MPA | KSI | MPA | Percentage |
| 24 | 165 | 56 | 385 | 46 |
Physical Properties:
| Density | Thermal Conductivity | Melting Range | Electrical Resistivity | |
| G/CM3 | W/M.K | °C | °F | µΩ·m |
| 8.91 | 29.4 | 1170 to 1240 | 2140 to 2260 | 412 |

Monel 450 Sheet Features
Superior Weldability: Given its combination of 70% copper and 30% nickel, it provides top-notch weldability.
Enhanced Fatigue Strength: The Monel 450 alloy can handle relatively high stress under exclusive circumstances, given its excellent fatigue strength.
Corrosion Resistance: The Monel 450 has amazing corrosion resistance against strong alkali, seawater, organic compounds, neutral solutions, and so on.
Possible Alternative Grades
1-Monel 400: Backed by excellent resistance to corrosion and high-strength, this nickel-copper alloy is the most popular among all Monel alloys.
2-Monel 401: It is a copper-nickel based alloy which is designed for specialized electronic applications. Plus, the Monel 401 alloy houses a low coefficient in terms of temperature resistance.
3-Monel R-405: This free-machining variant of the Alloy 400 houses controlled sulfur that acts as an efficient chip breaker while machining.
4-Monel K-500: This alloy made from nickel and copper is precipitation-hardened. It also comes with low permeability, which isn't magnetic when kept under -150oF.
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