Potable water ductile flange adapters are designed to meet stringent safety and sanitary standards required for drinking water systems. Manufactured from high-quality ductile iron with non-toxic coatings, they ensure contamination-free connections and durability. These adapters provide leak-proof joints that maintain water purity while resisting corrosion and pressure fluctuations common in potable water networks, ensuring safe delivery to homes and businesses.

Potable Water Ductile Iron Flange Adapter | PN10 PN16 Water Pipeline Flange Adaptor

Our potable water ductile iron flange adapter is designed to create a secure, leak-resistant transition between plain-end pipes and flanged equipment such as valves, pumps, fittings, meters and treatment units. Built for municipal water supply, water treatment plants and clean water distribution networks, it helps contractors and project owners reduce installation time while maintaining long-term pipeline reliability.

Manufactured from high-strength ductile iron and supplied with suitable sealing and coating options, the flange adaptor is ideal for potable water projects that require stable pressure performance, corrosion resistance and easy on-site installation.

Request a Quote for Your Pipe OD, DN Size and Pressure Rating

Product Overview

A ductile iron flange adapter for potable water pipeline systems is used when a plain-end pipe needs to connect to a flanged valve, pump, hydrant, meter, strainer or other waterworks equipment. Compared with welded or threaded connection methods, this mechanical connection is faster to install and easier to maintain, especially for municipal water networks and water treatment projects where downtime must be minimized.

The adapter body and end ring provide mechanical strength, while the sealing gasket helps form a tight joint around the pipe outside diameter. For drinking water applications, project buyers usually pay close attention to gasket material, coating safety, pressure rating, pipe compatibility and flange drilling standard.

Key Features

Designed for Potable Water Applications

This flange adapter can be configured for drinking water pipelines with suitable EPDM gasket and internal/external coating options. For potable water projects, non-toxic epoxy coating or FBE coating can be selected according to project requirements.

Durable Ductile Iron Construction

The ductile iron body provides strong mechanical performance for water pipeline systems exposed to pressure fluctuation, buried installation conditions and long service cycles.

Fast Connection Between Pipe and Flanged Equipment

The adapter allows plain-end pipes to connect with flanged valves, pumps, fittings, water meters and other pipeline components without complex welding or threading work.

Wide Pipe Compatibility

Depending on the model and sealing range, the flange adapter can be used with common water pipeline materials such as ductile iron pipe, steel pipe, PVC pipe, PE pipe and other rigid pipe systems.

Multiple Pressure Ratings

Available pressure ratings can include PN10, PN16 and PN25, which are commonly requested for water supply and municipal pipeline projects. Higher pressure options can be discussed based on project drawings and working conditions.

Custom Flange Drilling

Flange drilling can be supplied according to project standards such as EN, BS, ANSI, ISO or other required specifications, helping buyers match local pipeline design requirements.

Technical Specifications