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C92500 Solid Bar

C92500 Leaded Tin Bronze, SAE 640


Atlas Bronze offers C92500 Leaded Tin Bronze, SAE 640 in Solids and Made to Order Castings as Centrifugal Castings, ASTM B271 and Sand Castings, ASTM B584.

This alloy is available as both an Off-the-Shelf product and in special castings: Centrifugal & Sand Castings. The method in which the material is cast will depend on your
size, specification and desired quantity.

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We offer this material in Made To Order sizes in Centrifugal Castings and Sand Castings. Tell us what your desired sizes are and we will work up a quote for you. Please indicate if any specifications that must be met.






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TYPICALLY USED FOR:


This material is used in a variety of applications. Typical uses for this alloy are: Gears, automotive synchronizer rings.



CHEMICAL COMPOSITION:

(%max., unless shown as range or min.)
NOTE: Information courtesy of Copper.org
Cu(1) Al Sb Fe Pb Ni(2) P(3) Si S Sn Zn
Min./Max. 85.0-88.0 .005 .25 .30 1.0-1.5 .8-1.5 .30 .005 .05 10.0-12.0 .50
Nominal 86.5 - - - 1.3 1.2 - - - 11.0 -

(1) In determining Cu min., Cu may be calculated as Cu + Ni.
(2) Ni value includes Co.
(3) For continuous castings, P shall be 1.5%, max.
Note: Cu + Sum of Named Elements, 99.3% min.



MECHANICAL PROPERTIES:

(measured at room temperature, 68 F (20 C)
NOTE: Information courtesy of Copper.org
Temper Section
Size
Cold
Work
Typ/
Min
Temp Tensile
Strength
Yield
Strength
(0.5% ext.
under load)
Yield
Strength
(0.2%
offset)
Yield
Strength
(0.05%
offset)
El Rockwell
Hardness
Vickens
Hard.
Brinell
Hard.
Shear
Strength
Fatigue
Strength*
Izod
Impact
Strength

in. %
F ksi ksi ksi ksi % B C F 30T 500 500 3000 ksi ksi ft-lb

mm.

C MPa MPa MPa MPa







MPa MPa J
As Sand Cast
M01 0.0 0 TYP 68 44 20 - - 20 - - - - - 80 - - - 0.0

0.0

20 303 138 - - 20 - - - - - 80 - - - 0.0
As Continuous Cast
M07 0.0 0 SMIN 68 40 24 - - 10 - - - - - - - - - 0.0

0.0

20 276 165 - - 10 - - - - - - - - - 0.0

*Fatigue Strength: 100 x 10 6cycles,
unless indicated as [N]X 106.



APPLICABLE SPECIFICATIONS:

NOTE: Information courtesy of Copper.org
Product Specification
Continuous ASTM B505
SAE J461, J462
Ingot ASTM B30
Sand SAE J461, J462