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ISO - International Organization for Standardization

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ISO - the International Organization for Standardization - is an international standard setting body made up of representatives from national standards bodies.

ISO is intended to standardise technical rules worldwide, thus simplifying the exchange of goods and removing trade barriers.

For the world's largest developer of standards the principal activity is development of technical and economical standards and the ISO Standards cover a wide variety of items ranging from medical equipment to shipbuilding:

  • Mechanical
  • Machinery
  • Chemistry
  • Coatings
  • Construction
  • Metals
  • Aerospace
  • Fuels
  • Energy
  • Transportation
  • Information
  • Image Technology
  • Quality
  • Measurements
  • Safety
  • Environment
  • Medical
  • Consumer Goods

ISO Numbers and Names

ISO standards are numbered with the format:

"ISO nnnnn:yyyy: Title"


"nnnnn" = standard number

"yyyy" = year published

"Title" = description of the subject

In addition may European and Domestic versions be publishes as:

EN ISO nnnnn = European version of the International Standard

BS EN ISO nnnnn = British version of the European version of the International Standard

Example ISO number

ISO IS228-1:2000: Pipe threads where pressure-tight joints are not made on the threads -- Part 1: Dimensions, tolerances and designation

ISO also creates Technical Reports such as references, explanations, etc, where "TR" replace "IS" in the standard's name.

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Related Topics

Standard Organizations

National and International organizations producing codes and standards - ANSI, ISO, DIN, BSi and more.

Related Documents

CEN - The European Committee for Standardization

The European Committee for Standardization (CEN).

Clean Rooms - ISO Standard 14644

Clean room class limits according ISO Standard 14644-1.

ISO - Pipe, Tube and Fittings Standards and Specifications

International Organization for Standardization - ISO - pipe, tube and fittings standards and specifications.

Piping - Codes & Standards

Piping codes and standards.

Steel Pipe Standardization Organizations

World wide steel pipe standardization organizations.

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