链接
- American Society for Metals (ASM)
- American Welding Society (AWS)
- Society of Plastics Engineers (SPE)
- ICA (International Copper Association)
- IWCC (International Wrought Copper Council)
- American Society of Mechanical Engineers (ASME)
- Copper Development Association (CDA)
- The Society of the Plastics Industry (SPI)
- DKI (Deutsches Kupferinstitut)