American Society of Heating, Refrigerating and Air-conditioning Engineers . Professional society of the engineers designated. American Society of Mechanical Engineers . Best known standards are the Boiler and Pressure Vessel codes. American Society for Quality Control .
Standards relate to analysis of data, inspections, sampling, auditing of systems, etc.
American Society for Testing and Materials . Establishes voluntary consensus standards for materials, products, systems, and services. ASTM Book of Standards is produced annually. Standards include the National Electrical Safety Code, but not the National Electrical Code, which is put out by the National Fire Protection Association . Product safety certification laboratories.