Find suppliers for this alloy
C87850
Elements | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|
Cu(1) | Pb | Sn | Zn | Fe | P | Ni(2) | Mn | Sb | Si | |
(1) Cu + Sum of Named Elements 99.5% min. (2) Ni value includes Co. |
||||||||||
Min (%) | 74.0 | 0.05 | 2.7 | |||||||
Max (%) | 78.0 | 0.09 | 0.30 | Rem | 0.10 | 0.20 | 0.20 | 0.10 | 0.10 | 3.4 |
Form | Temper | Temper Code | Tensile Strength (ksi) |
YS-0.2% Offset (ksi) |
YS-0.5% Ext (ksi) |
Elongation (%) |
Rockwell B scale | Brinell Hardness, 500 kg load |
---|---|---|---|---|---|---|---|---|
* Measured at room temperature, 68°F (20°C). | ||||||||
As Continuous Cast | As Continuous Cast | M07 |
65 Min |
25 Min |
8 Min |
103 Min |
||
As Permanent Mold Cast | As Permanent Mold Cast | M05 | 32 Min 34 Typ |
16 Min 21 Typ |
70 Min 74 Typ |
|||
As Sand Cast | As Sand Cast | M01 |
59 Min 63 Typ |
22 Min 26 Typ |
16 Min 25 Typ |
78 Typ |
Melting Point - Liquidus°F | 1616 |
---|---|
Melting Point - Solidus°F | 1571 |
Densitylb/cu in. at 68°F | 0.3 |
Electrical Conductivity% IACS at 68°F | 8 |
Thermal ConductivityBtu/ sq ft/ ft hr/ °F at 68°F | 21.8 |
Coefficient of Thermal Expansion 68-21210 to -6 power per °F (68 – 212°F) | 10.3 |
Coefficient of Thermal Expansion 68-39210 to -6 power per °F (68 – 392°F) | 10.3 |
Coefficient of Thermal Expansion 68-57210 to -6 power per °F (68 – 572°F) | 10.4 |
Specific Heat CapacityBtu/ lb /°F at 68°F | 0.09 |
Modulus of Elasticity in Tensionksi | 15200 |
Casting Attribute | Level |
---|---|
Casting Yield | Medium |
Drossing | Low |
Effect of Section Size | Medium |
Fluidity | High |
Gassing | Low |
Patternmakers Shrinkage inches per inch | 3/16 |
Shrinkage in Solidification | Medium |
Technique | Suitability |
---|---|
Soldering | Excellent |
Brazing | Excellent |
Oxyacetylene Welding | Good |
Spot Weld | Good |
Seam Weld | Good |
Butt Weld | Good |
Capacity for Being Cold Worked | Poor |
Capacity for Being Hot Formed | Excellent |
Machinability Rating | 70 |
Common Fabrication Processes
Treatment | Minimum* | Maximum* | Value* | Time** |
---|---|---|---|---|
* Temperature is measured in Fahrenheit. ** Time is measured in minutes. | ||||
Stress Relief | 0 | |||
Solution Treatment | 0 | |||
Annealing | 932 | 1112 |
Product Category | Product | Reason Category | Reason |
---|---|---|---|
Industrial | Valve Bodies for Water | ||
Marine | Marine Products | ||
Plumbing | Faucets | ||
Plumbing Fittings | |||
Water Meter Cases |
Form | Specific Sub-Form | Application | System | Standard | Description |
---|---|---|---|---|---|
As Continuous Cast | ASTM | B505/B505M | COPPER BASE ALLOY CONTINUOUS CASTINGS | ||
As Permanent Mold Cast | ASTM | B806 | PERMANENT MOLD CASTINGS | ||
As Sand Cast | ASTM | B584 | COPPER ALLOY SAND CASTINGS FOR GENERAL APPLICATIONS | ||
Ingot | ASTM | B30 | COPPER BASE ALLOYS IN INGOT FORM |
Corrosion Properties