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The International Association for the Properties of Water and Steam

NOW AVAILABLE: Abstract submission and information on the 18th International Conference on the Properties of Water and Steam to be held in Boulder, Colorado, June 23-28, 2024.

IAPWS is an international non-profit association of national organizations concerned with the properties of water and steam, particularly thermophysical properties, cycle chemistry guidelines, and other aspects of high-temperature steam, water and aqueous mixtures relevant to thermal power cycles and other industrial and scientific applications. IAPWS objectives are

IAPWS is organized as an association of member countries (or groups of countries). An Executive Committee, consisting of the official representatives of all members, conducts the general business at an annual meeting. IAPWS is governed by a set of Statutes and Bylaws. Note that IAPWS does not endorse or promote commercial products or entities; see the By-Laws for restrictions on the use of the IAPWS name and logo for commercial purposes.

Interested individuals, whether or not they reside in a member country of IAPWS, are welcome to participate in the various IAPWS Working Groups.

Current Members are Australia, Britain and Ireland, Canada, the Czech Republic, Germany and Switzerland, Japan, New Zealand, Russia  Scandinavia (Denmark, Finland, Norway, Sweden), and the United States, plus Associate Members Argentina & Brazil, China, Egypt, France, Greece, India, and Italy.

President: Dr. Daniel G. Friend, National Institute of Standards and Technology (retired), Boulder, Colorado, United States, e-mail: dg.friend@gmail.com
Executive Secretary: Dr. R. Barry Dooley, Structural Integrity Associates, Inc., Southport, Merseyside, UK, e-mail: bdooley@iapws.org

This page updated September 25, 2023