The Copper Development Association is the leading source of information and insight on the U.S. copper industry. Whether you're a specifier, engineer, fabricator, or educator, CDA offers a wide range of trusted resources to support your work.

Explore detailed market data and intelligence, a comprehensive supplier and alloy database, authoritative standards and specifications, and expert-led webinars and courses. You’ll also find in-depth materials about copper, from its physical properties to its applications across key industries.

From practical guidance to strategic insight, CDA provides the tools professionals need to design, build, and innovate with copper—confidently and effectively.