ISO 16132:2024
Ductile iron pipes and fittings

Scope: This document specifies the requirements for seal coatings for factory application to the surfaces of cement mortar linings, which are factory applied to the interior of ductile iron pipes and fittings. It provides the performance requirements for short-term sealing efficiency, long-term durability and cyclic pressure, as well as the routine testing requirements for visual appearance, coating thickness and adhesion. This document is applicable to products for potable and irrigation water and for other applications as per agreement between manufacturer and customer.

ISO 16132:2024 Referenced Document

ISO 10523 Water quality - Determination of pH
ISO 16276-2:2007 Corrosion protection of steel structures by protective paint systems - Assessment of, and acceptance criteria for, the adhesion/cohesion (fracture strength) of a coating - Part 2: Cross-cut testing and X-cut testing
ISO 2409:2020 Paints and varnishes — Cross-cut test
ISO 2439:2008 Flexible cellular polymeric materials - Determination of hardness (indentation technique)
ISO 2531:2009 Ductile iron pipes, fittings, accessories and their joints for water applications

2024 ISO 16132:2024 Ductile iron pipes and fittings
2016 ISO 16132:2016 Ductile iron pipes and fittings - Seal coats for cement mortar linings
2004 ISO 16132:2004 Ductile iron pipes and fittings - Seal coats for cement mortar linings