

The ISO national standards body for the United States is the American National Standards Institute (ANSI). Only one national standards body is allowed per country. Each member body is the leading standards organization in their country. It was founded in 1947 to develop and publish international standards and is made up of 164 national standards bodies. The International Organization for Standardization (ISO) is an independent, non-governmental international organization. ISO Geometrical Product Specifications (GPS) In this article, we are going to discuss the ISO Geometrical Product Specifications (GPS) family of standards and their differences from the ASME GD&T standards.

These two systems have many similarities and a few major differences.

The two most popular are published by ASME (American Society of Mechanical Engineers) and ISO (International Organization for Standardization). There are many standards that define requirements for GD&T. What is the difference between the ISO and ASME GD&T standards? Read on to find the answers to these questions and more – and see our GD&T Standards Comparison Chart available to download for free below.
