18% Nickel Copper Alloy

Common applications for 18% Nickel Copper Alloy (CDA 752) include:

Marine Hardware: Used for fittings, valves, and fasteners in seawater applications.
Shipbuilding: Employed in piping systems, hull fittings, and structural components for vessels.
Heat Exchangers: Ideal for marine and industrial heat exchangers due to its thermal conductivity and resistance to corrosion.
Desalination Plants: Utilized in components that handle seawater and brine solutions.
Oil and Gas Industry: Components for offshore platforms and subsea equipment requiring corrosion resistance.
Pumps and Compressors: Suitable for parts that operate in corrosive environments and require high strength.
Electrical Connectors: Used for connectors and terminals in marine electrical systems.
Instrumentation: Employed in gauges, sensors, and other devices exposed to harsh conditions.
Marine Propulsion Systems: Critical components in propeller shafts, rudders, and related systems.

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Property	Value
Density	0.318 lb/in³ (8.80 g/cm³)
Melting Range	2100-2300°F (1149-1260°C)
Specific Heat	0.09 Btu/lb/°F (377 J/kg·K)
Electrical Conductivity	4% IACS
Thermal Conductivity	15 Btu/ft²/ft·h·°F (26 W/m·K)
Coefficient of Thermal Expansion	8.6 × 10⁻⁶ in/in/°F (15.5 × 10⁻⁶ m/m/°C)

Property	Value
Melting Range	2100-2300°F (1149-1260°C)
Thermal Conductivity	15 Btu/ft²/ft·h·°F (26 W/m·K)
Specific Heat	0.09 Btu/lb/°F (377 J/kg·K)
Coefficient of Thermal Expansion	8.6 × 10⁻⁶ in/in/°F (15.5 × 10⁻⁶ m/m/°C)

Property	Characteristic
Capacity for Cold Working	Good
Capacity for Hot Forming	Excellent
Machinability (Free Cutting Brass = 100)	20
Soldering	Good
Brazing	Excellent
Oxyacetylene Welding	Fair
Gas Shielded Arc Welding	Good
Resistance Welding - Spot and Seam	Good
Resistance Welding - Butt	Good