QQ-N-286 Rev. F & G

This is a US Federal Material Specification based upon the UNS (Unified Numbering System) N05500. QQ-N-286 is a precipitation hardenable high strength, corrosion resistant nickel alloy widely used in naval applications.

Available in a wide range of formats, conditions and tempers, properties can be modified to suit specific applications and environments. Typical formats include rod, bars, rings, discs, forgings, blocks, plate, sheet and customised shapes. Cold drawn formats are also available.

Equivalent Specifications

ASTM B 865 N05500
DIN 2.4375 NiCu30Al
DIN 17743
DIN 17752
DIN 17754
AMS 4676
QQN -N-286
BS 3074 NA18
BS 3072 NA18
BS 3076 NA18
AFNOR NU30AT

If you’re looking for higher-spec alloys with longer-lasting performance and durability consider CNC-1 or T-1000.

Key Features

The wrought nickel-copper aluminium created by Copper Alloys has additions of iron, manganese and titanium which helps to produce a range of various properties from increased strength to corrosion resistance.

This Nickel Copper Alloy has exceptional corrosion resistance, including saltwater corrosion resistance and also notable resistance to steam at high temperatures.

QQ-N-286 is also resistant to corrosion in hydrochloric and hydrofluoric acid in non-aerated conditions, emphasising its durability in demanding environments.

This unrivalled resistance to corrosion, high quality strength capacity and good weldability for use in components of all sizes makes our nickel-copper alloy a metal capable of high performance and reliability in a variety of environments and circumstances.

Typical Uses

What are examples of the applications of QQ-N-286 Rev. F & G Nickel Alloy?

Due to the corrosion-resistant nature of the metal, it can be applied in a variety of environments and industries such as:

  • Marine/Naval
  • Oil and Gas (such as offshore platforms and drilling equipment)
  • Aerospace
  • Chemical
Description Nickel Copper
Nominal Composition NiCu30Al
Alloy Type wrought

Typical Mechanical Properties

Tensile Strength (N/mm²) 1050
Proof/Yield Strength (N/mm²) 676
Elongation (%) 25
Hardness Brinell
Impact Izod J20°C 70

Typical Physical Properties

Density g/cm³ 8.44
Melting Temperature Range °C 1315 - 1350
Thermal Conductivity W/mK 17.2
Electrical Resistivity μΩ.m15°C 61.5
Coefficient of Thermal Expansion 0-250°C 14.9
Relative Magnetic Permeability <1.01
Coefficient of Friction

Copper Alloys has the ability to modify existing alloys for improved performance. Many customers have benefited from this in the past.

To discuss your requirements, call a member of Copper Alloys’s technical team on +44 (0) 1782-816888, or email [email protected].

Contact

+44 (0) 1782 816888

[email protected]

Auckland Street, Stoke-on-Trent, ST6 2AZ, United Kingdom