Phosphor Bronze

Farmer’s Copper Ltd. maintains an extensive inventory of Phosphor Bronze C51000 in round rod, sheet, and plate; as well as C54400 in round rod. Phosphor bronze is noted for its resilience and fatigue endurance. In addition to its resilience, phosphor bronze offers a machinability of 80. It is adapted to all forms of cold workability, along with being rugged and durable in severe service.

C51000 & C54400 Bronze

Applications

  • Electrical connectors
  • Bushings
  • Gears
  • Pinions

Farmer’s Copper Ltd. can offer material cut to your specifications on our bar saws, shears, precision plate saws, and water jets. Please contact one of our knowledgeable sales staff today to help you with your phosphor bronze needs!

(C51000)

Fabrication Properties

Joining Technique

Suitability

Soldering

Excellent

Brazing

Excellent

Oxyacetylene Welding

Fair

Gas Shielded Arc Welding

Good

Coated Metal Arc Welding

Fair

Spot Weld

Good

Seam Weld

Fair

Butt Weld

Excellent

Capacity for Being Cold Worked

Excellent

Capacity for Being Hot Formed

Poor

Machinability Rating

20

ASTM Standard Designation for C51000: ASTM B139

Phosphor Bronze Alloy A

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

 

Cu

Fe

Pb

P

Sn

Zn

Min./Max.

Rem.

.10

.05

.03-.35

4.2-5.8

.30

Nominal

94.8

-

-

.20

5.0

-

(C54400)

Fabrication Properties

Joining Technique

Suitability

Soldering

Excellent

Brazing

Good

Oxyacetylene Welding

Not Recommended

Gas Shielded Arc Welding

Not Recommended

Coated Metal Arc Welding

Not Recommended

Spot Weld

Not Recommended

Seam Weld

Not Recommended

Butt Weld

Fair

Capacity for Being Cold Worked

Good

Machinability Rating

80

ASTM Standard Designation for C54400: ASTM B139

Phosphor Bronze Alloy B-2

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

 

Cu

Fe

Pb

P

Sn

Zn

Min./Max.

Rem.

.10

3.0-4.0

.01-.50

3.5-4.5

1.5-4.5

Nominal

88.0

-

3.8

.25

4.0

3.0

Contact one of our sales representatives today
to inquire about a quote from Farmers Copper
or call us today at (800) 231-9450



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