Bronze C51000

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Annealing Procedure

The annealing temperature for this alloy is between 900 and 1250 F.

Cold Workability

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

Forgeability

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

Hot Workability

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

Machinability

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

Principle Design Features

Bronzes (Copper-Tin-Phosphorus), Phosphor Bronze, 5% A. Good combination of strength and ductility. Similar to C50700, excellent spring qualities.

Weldability

Soldering is rated as "excellent", brazing is rated as "excellent", oxyacetylene welding is rated as "fair", gas shielded arc welding is rated as "good", coated metal arc welding is rated as "fair", spot welding is rated as "good", seam welding is rated as "fair", and butt welding is rated as "excellent".

Known Forms

Bolt

Bolt

Coil

Coil

Disc

Disc

Flat Bar

Flat Bar

Foil

Foil

Hexagon Bar

Hexagon Bar

Hollow Bar

Hollow Bar

Nut

Nut

Pipe

Pipe

Plate

Plate

Ring

Ring

Rod

Rod

Round Bar

Round Bar

Round Tube

Round Tube

Screw

Screw

Sheet

Sheet

Square Bar

Square Bar

Strip

Strip

Washer

Washer

Wire Flat

Wire Flat

Wire Round

Wire Round

Wire Square

Wire Square

Additional Data

Specifications

4720,B100,B103,B139,B159,F467,F468,B-13501,W-6712,W321,J461,J463,C51000

Chemical Elements

CopperBalance
Iron0.1 max
Lead0.05 max
Phosphorus0.03 - 0.35
Remainder EachCu
Remainder TotalCu + sum of named elements 99.5 min
Tin4.2 - 5.8
Zinc0.3 max

Physical Properties

Density: 0.32lb/in³Density

Electrical Resistivity: 69.1µΩ·cmElectrical Resistivity

Melting Point: 1750°FMelting Point

Mechanical Properties

Modulus of Elasticity – Tension: 16MSIModulus of Elasticity – Tension

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