Copper for terminals, bus bars, press fits and connectors
The market implies increased requirements on copper alloys. With many years of experience in the field of components and modules for the power semiconductor industry, Aurubis offers a broad range of products for different needs. By joint projects with customers we provide solutions custom made to special requirements.

Aurubis wide range alloy portfolio offers solutions for today’s and tomorrow’s needs. Newly developed HPA’s offer unique advantages compared to conventional copper products. Existing and on-development solutions have led to improved properties as:
- Higher stress resistance
- Increased thermal behavior
- Improved relaxation properties
Our products are designed specifically for each customer and application. New R&D with our existing and new partner network ensures the best solutions in the market. Different solutions are needed in different working environments and with different end customer demands.
More than 98 % of global strip demand is covered by our alloy portfolio.
PURE COPPER ALLOYS AND LOW-ALLOYED COPPER | ||||||||
ISO | Datasheets | UNS | EN | JIS | Buffalo | Pori | Stolberg | Zutphen |
CU-OFE (OF-Cu) | DE / EN / US | C10100 | CW009A | C1011 | C101 | CU-OFE | PNA 203 | |
CU-OF | DE / EN / US | C10200 | CW008A | C1020 | C102 | Cu-OF | ||
Cu-PHC (SE-Cu-58) | DE / EN / US | C10300 | CW020A | C103 | Cu-XLP | PNA 209 | SM0011 | |
Cu-HCP (SE-Cu-57) | DE / EN | C10300 | CW021A | C103 | Cu-HCP | PNA 210 | SM0013 | |
Cu-ETP (E-Cu) | DE / EN / US | C11000 | CW004A | C1100 | C110 | Cu-ETP | PNA 211 | |
Cu-DLP | DE / EN / US | C12000 | CW023A | C1201 | C120 | Cu-DLP | PNA 220 | |
Cu-DHP (SF-Cu) | DE / EN / US | C12200 | CW024A | C1221 | C122 | Cu-DHP | PNA 219 | SM 0028 |
CuTe0.02Sn0.02 | DE / EN / US | C14530 | C1453 | SM0300 | ||||
CuSn0.15 | DE / EN / US | C14415 | CW117C | C14415 | CuSn0.15 | PNA 216 | SM0702 | |
CuFe0.1P | DE / EN / US | C19210 | KFC* | PNA 214 | ||||
CuZn0.5 | DE / EN | CW119C | CuZn0.5 | PNA 218 | ||||
BRASS | ||||||||
ISO | Datasheets | UNS | EN | JIS | Buffalo | Pori | Stolberg | Zutphen |
CuZn5 | DE / EN / US | C21000 | CW500L | C2100 | C210 | PNA 221 | SM1095 | |
CuZn10 | DE / EN / US | C22000 | CW501L | C2200 | C220 | PNA 222 | SM1090 | |
CuZn15 | DE / EN / US | C23000 | CW502L | C2300 | C230 | PNA 223 | SM1085 | |
CuZn30 | DE / EN / US | C26000 | CW505L | C2600 | C260 | PNA 226 | SM1070 | |
CuZn33 | DE / EN / US | C26800 | CW506L | C2680 | PNA 227 | SM1067 | ||
CuZn36 | DE / EN | C27000 | CW507L | C270 | PNA 248 | SM1064 | ||
CuZn37 | DE / EN / US | C27200 | CW508L | C2720 | C272/C274 | PNA 243 | SM1063 | |
CuZn42 (BlueBrass) | DE / EN | PNA 378 | ||||||
COPPER-TIN ALLOYS | ||||||||
ISO | Datasheets | UNS | EN | JIS | Buffalo | Pori | Stolberg | Zutphen |
CuSn2Fe0.1P0.03 | DE / EN / US | C50715 | KLF-5* | PNA 328 | ||||
CuSn4 | DE / EN / US | C51100 | CW450K | C5111 | C511 | PNA 284 | ||
CuSn5 | DE / EN / US | C51000 | CW451K | C5102 | C510 | PNA 285 | ||
CuSn6 | DE / EN / US | C51900 | CW452K | C5191 | C519 | PNA 282 | ||
CuSn8 | DE / EN / US | C52100 | CW453K | C521 | PNA 283 | |||
HIGH PERFORMANCE ALLOYS | ||||||||
ISO | Datasheets | UNS | EN | JIS | Buffalo | Pori | Stolberg | Zutphen |
CuZr0.1 | DE / EN / US | C15100 | C151 | PNA 296 | ||||
CuMg0.1 | DE / EN / US | C15500 | C155 | PNA 297 | ||||
CuCrZr | DE / EN | C18150 | PNA 372 | |||||
CuNi1.5Si | DE / EN / US | C19010 | 7036 | PNA 290 | ||||
CuNiSi | DE / EN | C19005 | PNA 326 | |||||
CuFe2P | DE / EN / US | C19400 | CW107C | C1940 | C194 | PNA 212 | ||
CuFe2PMg | DE / EN | C19400 | 194M | PNA 206 | ||||
CuFe0.7MgP | DE / EN / US | C19700 | C197 | PNA 205 | ||||
CuSn1.2Ni0.8P0.07 | DE / EN / US | C19040 | CAC5* | |||||
CuZn9.5Sn2 | US | C42500 | C4250 | C425* | ||||
CuNi1.8Si0.4Zn1.1Sn0.1Mg0.01 | DE / EN / US | C64760 | CAC60* | |||||
CuNi3SiMg | DE / EN / US | C70250 | C7025 | PNA 370 | ||||
CuNi2Si0.4 | DE / EN / US | C70260 | CW111C | C7026* |
Aurubis also supplies slightly modified alloys with special properties, e.g. in accordance with Oeko-Tex Standard 100 and US Federal Regulations
* available in US
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Helge Lehmann
Head of Global Power Electronics
Phone | +49 2402 1241 2124 |
Mobile | +49 172 366 8423 |

Juuso Järvinen
Manager of Global Power Electronics
Phone | +358 44 726 7899 |