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Niclafor® 1000 | CuNi9Sn6 | C72700

CuNi9Sn6

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Niclafor® 1000 | CuNi9Sn6 | C72700
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  • ISO composition : CuNi9Sn6
  • UNS :

    C72700 

  • ASTM / AMS :

    ASTM B740

Product forms

Rolled products

Wires & Small Rods

Applications

Electro-magnetic shielding materials
High performance valve train components
High performance electric connectors

Niclafor® 1000 | CuNi9Sn6 | C72700 | ASTM B740 key properties 

Niclafor® 1000 | CuNi9Sn6 | C72700 | ASTM B740 is a copper‑nickel‑tin alloy engineered for applications requiring very high mechanical strength, excellent fatigue resistance and low friction behavior. Its advanced processing, including work hardening and spinodal hardening, enables a combination of mechanical and physical properties suitable for demanding environments. In accordance with ASTM B740, Niclafor® 1000 meets established requirements for high‑performance copper‑nickel‑tin alloys used in industrial and electronic applications. 

Niclafor® 1000 | CuNi9Sn6 | C72700 | ASTM B740 exhibits high elasticity, good stress relaxation resistance and excellent formability, allowing the design of lightweight and durable components. It also demonstrates good corrosion resistance, fair electrical conductivity and effective electromagnetic shielding performance, making it suitable for electronic and aerospace systems. Non‑magnetic and non‑sparking, this alloy provides reliable performance in applications requiring durability and stability under repeated mechanical and environmental stress. 

As a copper‑nickel‑tin alloy, Niclafor® 1000 delivers a balanced combination of strength, fatigue resistance and formability, making it a dependable solution for high‑performance and precision components. 

Designation
Available forms
Composition
UNS
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Niclafor® 1000
CuNi9Sn6

C72700
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Niclafor® 1000 | CuNi9Sn6 | C72700 | ASTM B740 Applications

Electrical connectors
Niclafor® 1000 | CuNi9Sn6 | C72700 | ASTM B740 is used for connectors, relays, test probes and EMI shielding components, where high mechanical performance, fatigue resistance and dimensional stability are essential.

Automotive applications
Niclafor® 1000 | CuNi9Sn6 | C72700 | ASTM B740 is applied in automotive bushings, requiring high strength, low friction behavior and reliable performance under repeated mechanical load.

Micro-components
Eyewear components requiring high precision, strength, fatigue resistance and dimensional stability in compact and complex designs.