properties of yellow brass, c268

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Copper Alloys Yellow Brass, C268

Chemistry Data

Copper

64 - 68.5

Iron

0.05 max

Lead

0.15 max

Remainder Each

Zn

General Information

Principal Design Features

Brasses (Copper-Zinc Alloy), Yellow Brass, 66%

Applications

Primarily used for hot or cold-formed products.

Machinability

The machinability rating of this alloy is 30. (Where Alloy 360 FC Brass is 100).

Welding

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

Forging

The hot forgeability rating of this alloy is unknown. (Forging Brass=100). The recommended hot working temperature for this alloy is unknown.

Hot Working

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

Cold Working

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

Annealing

The annealing temperature for this alloy is between 800 and 1300 F.

Physical Data

Density (lb / cu. in.)

0.306

Electrical Resistivity (microhm-cm (at 68 Deg F))

38.4

Melting Point (Deg F)

1660

Modulus of Elasticity Tension

15000

Mechanical Data