400 NICKEL BAR

Nickel Alloy 400 bar, rod, and wire is a single-phase, solid-solution, nickel-copper alloy with excellent corrosion resistance to a wide range of media. Its unique composition provides a combination of the noble metal properties of copper as well as the passivation property of nickel.

SPECIFICATIONS:

• UNS: NO4400
• W. Nr.: 2.436
• AMS: 4544
• ASME: SB 127
• ASTM: B 127
• Federal or Military: QQ-N-281

Features:

• Corrosion resistance in a wide range of marine and chemical environments
• Freedom from chloride-induced stress-corrosion cracking
• Good mechanical properties from sub-zero temperatures to approximately 550°C (1020°F)
• Approved for pressure vessels with wall temperatures up to 900°F (480°C) according to ASME Boiler and Pressure Vessel Code.
• Good workability and weldability

Applications:

• Feed-water and steam-generator tubing in power plants
• Brine heaters and evaporator bodies in seawater desalination plants
• Sulfuric and hydroflouric acid alkylation plants
• Industrial heat exchangers
• Cladding for crude oil distillation columns
• Splash-zone sheathing in offshore structures
• Propeller and pump shafts for seawater service
• Plants for uranium and isotope separation in the production of nuclear fuel
• Pumps and valves used in the manufacture of chlorinated hydrocarbons
• Monoethanolamine (MEA) reboiler tubes

 Chemical Composition %: