What we do ?

ISO/TC 5/SC 2 is responsible of drafting standards regarding cast iron pipes and ductile iron pipes, including their fittings and their joints. It covers water and gas applications, for pressure and non-pressure pipelines.

Sub-committee 2 is part of ISO/TC 5 which draft standards in the field of steel and cast iron pipes including their fittings and their joints such as metal fittings, flanges and their joints, metal hoses, hose assemblies and expansion joints, pipe supports, pipe threads and gauges, metallic and organic coatings and protections.


24 countries are taking part in the work of SC 2 (in blue on the picture) and 15 countries are following our work as observers (in orange):


Production process of an ISO standard

In the following posts, you will learn about the different stages that a draft standard goes through before it is adopted as an ISO standard and publish.

That will help you understanding the advancement of SC 2 ongoing projects.

ISO stages developpement

Committee draft (CD)

Committee draft (CD)

At that stage, the draft written by the working group is submitted to the all committee.

Related ISO pages

Our page on iso.org

Who develops ISO standards?

What is a TC?

 What are standards?

Benefits of standards

Want to get involved?

Standards are developed by the people who need them – that could mean you. Technical committees include experts from both standards and industry and these experts are put forward by ISO’s national members. If you want to help shape future standards in your field, contact your national member