ASTM International is a globally recognized leader in the development and delivery of voluntary consensus standards. Today, over 12,000 ASTM standards are used around the world to improve product quality, enhance health and safety, strengthen market access and trade, and build consumer confidence.

Our leadership in international standards development is driven by the contributions of our members: more than 30,000 of the world’s top technical experts and business professionals representing 140 countries. Working in an open and transparent process and using ASTM’s advanced IT infrastructure, our members create the test methods, specifications, classifications, guides and practices that support industries and governments worldwide. We welcome and encourage participation from around the world. Our open consensus process, using advanced Internet-based standards development tools, ensures worldwide access for all interested individuals.
ASTM’s world headquarters are located in West Conshohocken, Pennsylvania, with offices in Belgium, Canada, China, Peru and Washington, D.C.