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NC4 | CuAl10Ni5Fe4 | C63000

CuAl10Ni5Fe4

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NC4 | CuAl10Ni5Fe4 | C63000
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  • ISO composition : CuAl10Ni5Fe4
  • European standards :

    CW307G

  • UNS :

    C63000

  • ASTM / AMS :

    AMS 4640 

  • Other norms :

    WL 2.0966
    CDA 630

Product forms

Bars & Hollow Bars

Forged and machined parts

Applications

Industry parts for high temperature, pressure and wear resistance
Aerospace mechanical performance parts
High performance valve train components

NC4 | CuAl10Ni5Fe4 | C63000 | AMS 4640 | WL 2.0966 key properties

NC4 | CuAl10Ni5Fe4 | C63000 | AMS 4640 | WL 2.0966 is a wrought aluminium bronze alloy engineered for demanding applications requiring high mechanical strength, hardness and reliable behavior in aggressive operating environments. Offering very good resistance to seawater corrosion, saline mist and oxidation, NC4 combines good fatigue properties, toughness and excellent resistance to wear, shock and abrasion. Designated as CW307G and CDA 630, this alloy meets established European requirements for wrought aluminium bronzes used in high performance mechanical applications.

NC4 | CuAl10Ni5Fe4 | C63000 | AMS 4640 | WL 2.0966 exhibits a balanced combination of mechanical performance and environmental resistance, ensuring reliable behavior in components subjected to repeated mechanical loads and harsh service conditions. Certified to AMS 4640, NC4 is commonly used in the aerospace industry for landing gear bushes and bearings, as well as in the marine industry for distributor bodies, screws and forged parts. Referenced under WL 2.0966, this alloy confirms its suitability for applications requiring long term durability in corrosive environments.

As a wrought aluminium bronze, NC4 delivers a robust combination of strength, toughness and wear resistance, making it a dependable solution for critical mechanical components.

Designation
Available forms
Composition
UNS
AMS & ASTM
Other norms
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NC4
CuAl10Ni5Fe4

C63000

AMS 4640 ASTM B124 ASTM B150 ASTM B171

CW307G - 2.0966 - EN 12420 - EN 12163 - EN 12165 - EN 12167 

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NFL 14705
datasheet
safety
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NC4 | CuAl10Ni5Fe4 | C63000 | AMS 4640 | WL 2.0966 Applications

Aerospace industry
NC4 | CuAl10Ni5Fe4 | C63000 | AMS 4640 | WL 2.0966 is commonly used for landing gear bushes and bearings, where high strength, fatigue resistance and wear resistance are essential.

Marine industry
NC4 | CuAl10Ni5Fe4 | C63000 | AMS 4640 | WL 2.0966 is applied in the marine industry for distributor bodies, screws and forged parts, requiring resistance to seawater corrosion, saline mist and oxidation.