Chemical composition - Bronze bars
EN 1982 Ingots and castings of copper and copper alloys
| Alloy designation | Chemical composition, %, | Characteristics and applications | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chemical symbol | Numeric | Cu | AI | Fe | Mn | NI | P | Pb | Si | Sn | Zn | Others | |
| Copper-tin-lead (leaded bronzes) | |||||||||||||
| CuSn3Zn8Pb5-C | CC490K | 81.0-86.0 | 2.0 | 0.05 | 3.0 -6.0 | 2.0 - 3.5 | 7.0 -9.5 | Leaded bronze offers good corrosion resistance, moderate strength and good machinability, which increases as the lead content increases | |||||
| CuSn5Zn5Pb5-C | CC491K | 83.0 -87.0 | 2.0 | 0.10 | 4.0 -6.0 | 4.0 -6.0 | 4.0-6.0 | ||||||
| CuSn7Zn2Pb3-C | CC492K | 85.0 -89.0 | 2.0 | 0.10 | 2.5-3.5 | 6.0 - 8.0 | 1.5-3.5 | ||||||
| CuSn7Zn4Pb7-C | CC493K | 81.0 -85.0 | 2.0 | 0.10 | 5.0 -8.0 | 6.0 - 8.0 | 2.0-5.0 | ||||||
| CuSn5Pb9-C | CC494K | 80.0 -87.0 | 2.0 | 0.10 | 8.0 -10.0 | 4.0 -6.0 | 2.0 | ||||||
| CuSn10Pb10-C | CC495K | 78.0 -82.0 | 2.0 | 0.10 | 8.0-11.0 | 9.0-11.0 | 2.0 | ||||||
| CuSn7Pb15-C | CC496K | 74.0 -80.0 | 0.5 - 2.0 | 0.10 | 13.0 -17.0 | 6.0 - 8.0 | 2.0 | ||||||
| CuSn5Pb20-C | CC497K | 70.0 -78.0 | 0.5 - 2.0 | 0.10 | 18.0 - 23.0 | 4.0 -6.0 | 2.0 | ||||||
| Copper-aluminium (aluminium bronzes) | |||||||||||||
| CuAI9-C | CC330G | 88.0 -92.0 | 8.0-10.5 | 1.2 | 0.50 | 1.0 | Corrosion resistance, for high loads in aggressive environments, high wear and impact. Pumps, bearings, gears, bushings, housings | ||||||
| CuAI10Fe2-C | CC331G | 83.0 -89.5 | 8.5-10.5 | 1.5 -3.5 | 1.0 | 1.5 | |||||||
| CuAI1ONI3Fe2-C | CC332G | 80.0 -86.0 | 8.5-10.5 | 1.0-3.0 | 2.0 | 1.5 - 4.0 | |||||||
| CuAI10Fe5NI5-C | CC333G | 76.0 -83.0 | 8.5-10.5 | 4.0 -5.5 | 3.0 | 4.0 - 6.0 | |||||||
| CuAI11Fe6N6-C | CC334G | 72.0 -78.0 | 10.0-12.0 | 4.0 -7.0 | 2.5 | 4.0 - 7.5 | |||||||
| Copper-magnesium-aluminium | |||||||||||||
| CuMn11AI8Fe3Ni3-C | CC212E | 68.0 -77.0 | 7.0-9.0 | 2.0 -4.0 | 8.0-15.0 | 1.5-4.5 | Components for handling seawater, propellers | ||||||
| Copper-nickel | |||||||||||||
| CuNi10Fe1Mn1-C | CC380H | 84.5 | 1.0-1.8 | 1.0 -1.5 | 9.0-11.0 | 1.0 Nb | High strength and corrosion resistance for the most demanding applications. Fittings and flanges for pipes in chemical engineering. | ||||||
| CuNi30Fe1Mn1-C | CC381H | 64.5 | 0.5 -1.5 | 0.6-1.2 | 29.0-31.0 | ||||||||
| CuNi30Cr2FeMnSi-C | CC382H | rest | 0.5 -1.0 | 0.5 - 1.0 | 29.0 - 32.0 | 0.15-0.50 | 0.15 Zr 1.5 - 2.0 Cr 0.25Ti | ||||||
| CuNi30Fe1Mn1NbSI-C | CC383H | rest | 0.5 -1.5 | 0.6-1.2 | 29.0-31.0 | 0.3-0.7 | 0.5-1.0 Nb | ||||||