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Copper Alloys Search - Basic
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C87300
Silicon Bronze
Cast
BRASSES
Copper-Silicon Alloys (Silicon Bronzes and Silicon Brasses)
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https://api.copper.org/alloys.xhtml/C87300
Elements | ||||||
---|---|---|---|---|---|---|
Cu(1) | Pb | Zn | Fe | Mn | Si | |
(1) Cu + Sum of Named Elements 99.5% min. |
||||||
Min (%) | 94.0 | 0.8 | 3.5 | |||
Max (%) | 0.09 | 0.25 | 0.20 | 1.5 | 4.5 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
Elongation (%) |
Vickers Hardness, 3000 gm | Compressive Yield Strength (ksi) |
---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | ||||||
As Centrifugal Cast | As Centrifugal Cast | M02 |
45 Min for Standard |
20 Min for Standard |
||
As Sand Cast | As Sand Cast | M01 |
45 Min for Standard |
20 Min for Standard |
96 Typ |
60 Typ |
Melting Point - Liquidus°F | 1780 |
---|---|
Melting Point - Solidus°F | 1510 |
Densitylb/cu in. at 68°F | 0.302 |
Specific Gravity | 8.36 |
Electrical Conductivity% IACS at 68°F | 6.1 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 16.4 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 11 |
Modulus of Elasticity in Tensionksi | 16000 |
Casting Characteristics
No casting characteristics for this alloy
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Excellent |
Oxyacetylene Welding | Fair |
Gas Shielded Arc Welding | Excellent |
Coated Metal Arc Welding | Good |
Spot Weld | Good |
Seam Weld | Good |
Butt Weld | Good |
Machinability Rating | 40 |
Common Fabrication Processes
No fabrication process properties for this alloy
Thermal Properties
No thermal properties for this alloy
Typical Uses
No information for this alloy
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
As Centrifugal Cast | Castings | SAE | J462 | CAST COPPER ALLOYS | |
Castings | ASTM | B271/B271M | COPPER BASE ALLOY CENTRIFUGAL CASTINGS | ||
Castings | SAE | J461 | WROUGHT AND CAST COPPER ALLOYS | ||
As Sand Cast | Castings | ASTM | B584 | COPPER ALLOY SAND CASTINGS FOR GENERAL APPLICATIONS | |
Castings | ASTM | B763/B763M | COPPER ALLOY SAND CASTINGS FOR VALVE APPLICATIONS | ||
Castings | SAE | J461 | WROUGHT AND CAST COPPER ALLOYS | ||
Castings | SAE | J462 | CAST COPPER ALLOYS | ||
Ingot | |||||
ASTM | B30 | COPPER BASE ALLOYS IN INGOT FORM | |||
Precision Cast | Castings | MILITARY | MIL-C-11866 | CASTINGS, PRECISION, NONFERROUS | |
Valves |
Corrosion Properties
No Corrosion Properties Available.
DOWNLOAD Standard Designation for Wrought and Cast Alloys [PDF 775KB, includes all alloys]
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DISCLAIMER:
The values listed above represent reasonable approximations suitable for general engineering use. Due to commercial variations in compositions and to manufacturing limitations, they should not be used for specification purposes. See applicable ASTM International specification references.
The values listed above represent reasonable approximations suitable for general engineering use. Due to commercial variations in compositions and to manufacturing limitations, they should not be used for specification purposes. See applicable ASTM International specification references.