C87500 alloy of silicon bronze
C87500 is an alloy of copper and silicon, which relates to European bronze mill-products. Chemical composition of C87500 alloy: Cu-82%, Zn-14,2−15%, Si-4,3−5%. This alloy is used in architecture because it has pleasing colour, high workability, good casting properties.
|≤0,005||4,3−5||≤ 0,8||14,2 — 15||≤ 0,7||basis||≤ 0,7|
Physical characteristics of C87500 alloy
Density of material = 8,28 g/cm3;
1) Module of flexibility = 117 HPa;
2) Poisson’s ratio = 0,34;
3) Brinell hardness = 134%;
4) Rockwell B hardness = 83;
5) Tensile yield strength = 460 MPa;
6) Flow limit = 205 MPa;
7) Ultimate elongation at break = 21,00%;
8) Creep limit = 9,50 MPa;
9) Ultimate shearing strength = 183 MPa;
10) Fatigue resistance of material = 150 MPa;
Heat characteristics of alloy
Heat conduction (at 20 °C / 68°F) is 26,0 V/µm.
Hard brazing is the most preferential method of jointing for silicon bronze details. There is not recommended to use carbon at welding.
Silicon bronze C87500 supplier
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