Leaded-Tin Bronze

ASTM B505, ASTM B271, SAE 660

Farmer’s Copper Ltd. maintains an extensive inventory of Leaded-Tin Bronze C93200 SAE660 in hollow, solid, and rectangle bar form. C93200 has excellent machining properties, good hardness, and strength and wear resistance with excellent antifriction qualities. Copper Alloy 932 is not subject to dezincification. These alloys contain between 7-15% lead. The higher the lead content allows the alloy to retain favorable thermal conductivity and good lubricity. Leaded Tin Bronze is used for wire and cable, door knobs, bearings, connectors and more. With a machinability rating of 70, C93200 has many common usages, such as pump impellers.

C93200 Leaded-Tin Bronze

Applications

  • Automotive Fittings
  • Washers
  • Bushings
  • Bearings

Farmer’s Copper Ltd. prides itself on customer satisfaction and has been doing so for over 90 years. Contact one of our knowledgeable sales teams today to inquire about the specifications you require!

Leaded Tin Bronze Machinability
AlloyRatingDensity
C93200700.322
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

Machinability Rating

70

ASTM Standard Designation for C93200: ASTM B505 & ASTM B271
SAE Standard Designation for C93200: SAE 660

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

 

Cu(1)

Al

Sb

Fe

Pb

Ni(2)

P(3)

Si

S

Sn

Zn

Min./Max.

81.0-85.0

.005

.35

.20

6.0-8.0

1.0

.15

.005

.08

6.3-7.5

1.0-4.0

Nominal

83.0

-

-

-

7.0

-

-

-

-

6.9

2.5

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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