Zinc bronze CuSn5Zn5Pb5 - 7013/8 - CC491K
Alloy for general use.
CuSn7Zn4Pb7 - 7013/7 - CC493K
Alloy generally used for fittings, hot and cold water valves, unions, bushings and anti-wear supports.
Certification
Mechanical features| Material | Tensile stress resistance | Unitary yield stress | Elongation A% | Brinnel hardness |
|---|---|---|---|---|
| CuSn5Zn5Pb5 | 25 ÷ 30 | 8 ÷ 12 | 13 ÷ 20 | 65 ÷ 75 |
| CuSn7Zn4Pb7 | 26 ÷ 30 | 12 ÷ 14 | 12 ÷ 20 | 70 ÷ 85 |
Chemical features| Material | Sn % | Zn % | Pb % | Fe % | Ni % | Al % | P % | Si % | Mn % | Sb % | As % | Cu % | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| CuSn5Zn5Pb5 | min % | 4,00 | 4,00 | 4,00 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 81,00 | ||
| max % | 6,00 | 6,00 | 6,00 | 0,30 | 2,00 | 0,01 | 0,10 | 0,01 | 0,30 | 86,00 | |||
| CuSn7Zn4Pb7 | min % | 6,30 | 3,30 | 5,30 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 0,00 | 81,00 |
| max % | 8,00 | 5,00 | 7,00 | 0,20 | 1,80 | 0,01 | 0,03 | 0,01 | 0,10 | 0,25 | 0,10 | 84,50 |
Modena Metalli Srl - P.iva IT02257260345 - Cap. soc. € 60.000,00 i.v. - R.E.A. N. 223380 C.C.I.A.A. Parma - Credits: Nut web agency parma