ASME provides mechanical and multidisciplinary engineering codes, standards, conformity assessment programs, and related products and services. Online catalog with ordering information is available.
ASTM International is "one of the largest voluntary standards development organizations in the world-a trusted source for technical standards for materials, products, systems, and services." Online catalog with ordering information is available.
IEEE Online Catalog features over 800 standards products in Print and PDF formats from over 50 technical disciplines. IEEE standards are included with the BU subscription to IEEE Explore
ISO has developed over 17,000 International Standards on a variety of subjects from a full range of technical fields. The ISO online catalog (with ordering information) can be browsed to find bibliographic information on each standard and, in many cases, a brief abstract.