Copper C17200

Annealing Procedure

The annealing temperature for this alloy is between 1425-1475 F.

Applications

Typical uses include electrical/electronic connectors, current-carrying springs, precision screw machined parts, welding electrodes, bearings, plastic molds and corrosion resistant components.

Cold Workability

The capacity for cold working this alloy is rated as "excellent".

Forgeability

The hot forgeability rating of this alloy is 40. (Forging brass=100). The recommended hot working temperature for this alloy is between 1200-1500 F.

Hot Workability

This alloy's capacity for being hot formed is rated as "good".

Machinability

The machinability rating of this alloy is 20. (Where Alloy 360 FC Brass is 100).

Principle Design Features

High Copper Alloy. Beryllium Coppers are available in ductile, heat treatable tempers and in mill hardened tempers. Alloys are used in a wide range of applications requiring very high strength and stiffness with good conductivity. C17200 can develop more than 200 ksi (1380 MPa) tensile strength.

Weldability

Soldering is rated as "good", brazing is rated as "good", oxyacetylene welding is "not recommended", gas shielded arc welding is rated as "good", coated metal arc welding is rated as "good", spot welding is rated as " good", seam welding is rated as " fair", and butt welding is rated as "fair".

Known Forms

Coil

Coil

Disc

Disc

Flat Bar

Flat Bar

Foil

Foil

Hollow Bar

Hollow Bar

Pipe

Pipe

Plate

Plate

Ring

Ring

Rod

Rod

Round Bar

Round Bar

Round Tube

Round Tube

Sheet

Sheet

Square Bar

Square Bar

Strip

Strip

Wire Flat

Wire Flat

Wire Round

Wire Round

Wire Square

Wire Square

Additional Data

Specifications

4651,4725,B194,B196,B197,B570,C-21657,J461,J463,C17200

Chemical Elements

Aluminum0.2 max
Berrylium1.8 - 2
Nickel+ Co
Remainder TotalCu + sum of nemed elements
Silicon0.2 max

Physical Properties

Density: 0.298lb/in³Density

Electrical Resistivity: 46.2µΩ·cmElectrical Resistivity

Melting Point: 1590°FMelting Point

Mechanical Properties

Modulus of Elasticity – Tension: 18.5MSIModulus of Elasticity – Tension