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Aluminum Silicon Bronze

ASTM B150, AMS 4631C, QQ-C-465

Farmer’s Copper Ltd. an aluminum silicon bronze supplier, maintains an inventory of C64200 aluminum silicon bronze. C642 is non-magnetic and has good fatigue and galling resistance. It has the highest machinability rating of bronzes and brasses without the addition of lead. Copper alloy 642 has a combination of machinability, strength, and, hot forge ability, and corrosion and wear resistance that makes this a superior copper alloy.

Farmer’s Copper Ltd. an aluminum silicon bronze supplier, prides itself on customer satisfaction, for information; contact one of our knowledgeable sales staff today!

Aluminum Silcon Bronze Shapes

Aluminum Silicon Bronze Bar


Standard Sizes for C64200

  • Round Bar – ½” Dia. thru 6”

Aluminum Silcon Bronze Applications

  • Aircraft bushings
  • Fasteners
  • Valve stems
  • Chemical processing equipment

Fabrication Properties

Joining TechniqueSuitability
SolderingNot Recommended
Oxyacetylene WeldingNot Recommended
Gas Shielded Arc WeldingFair
Coated Metal Arc WeldingFair
Spot WeldFair
Seam WeldFair
Butt WeldFair
Capacity for Being Cold WorkedPoor
Capacity for Being Hot FormedExcellent
Forgeability Rating80
Machinability Rating80
  • ASTM Standard Designation for C64200: ASTM B150
  • AMS Standard Designation for C64200: AMS 4631c
  • Federal Specifications for C64200: QQ-C-465

Chemical Composition

(%max., unless shown as range or min.)

Markets Served

Farmer’s Copper Ltd. extends its services throughout many industries. We provide the raw copper alloy materials in various standard shapes as well as custom cut copper alloys.

Our Commitment to Service

As a leading copper, brass, & bronze alloys supplier, Farmers Copper Ltd. attributes our success to serving our customers, through our service-minded employees and material readily available for prompt, accurate deliveries of copper, brass, bronze, stainless steel and other metal alloys.

About Farmers Copper

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