Coating of valves using Belzona 1341 (Supermetalglide)

Industry: Water & Wastewater
Application: Erosion/Corrosion Protection of New Valves
Products: Belzona 1341 (Supermetalglide)
Customer Location: : SA, Australia
Application Date: Feb 2024


A major water authority required an AS/NZS 4020:2018 approved coating on valves for erosion and corrosion protection.


First, the valves were washed using high-pressure steam.  Thereafter the machined and sealing faces were masked and protected.  The valve internals were blasted to the SA2.5 cleanliness standard with a minimum blast profile of 75 microns.
Coating of valves using Belzona 1341 (Supermetalglide)
Coating of valves using Belzona 1341 (Supermetalglide) finished with a coat of Jotamatic Valve Blue.
Washed valve
Valve with internals blasted
Valve washed sealed and blasted
Then, a first coat of Belzona 1341 (Supermetalglide) Grey at 250 microns was applied.
Valve with first coat of Belzona 1341
First coat of Belzona 1341 on valve
Belzona 1341 first coat on valve
This was followed by the application of a second coat of Belzona 1341 (Supermetalglide) Blue at 250 microns.  Finally, all external surfaces were coated with Jotamatic Valve blue with a dry film thickness 350 microns.
Valve with second coat of Belzona 1341
Second coat of Belzona 1341 on valve
Belzona 1341 second coat on valve


Rezitech Services completed the repairs in two weeks ensuring the valves return to service as quickly as possible. This major water authority has Belzona 1341 specified for all valves and pumps within its potable water system. Belzona 1341 improves the efficiency of new and existing pumps, leading to reduced energy consumption and long term protection of assets.


Belzona’s wide range of epoxy-based metal repair composites and high temperature coatings and linings has been used in the water and wastewater industry since the late 1970s.

Belzona 1341 (Supermetalglide)
A 2-part epoxy coating designed to improve efficiency of pumps, pipes, valves and other fluid handling equipment while protecting them from the effects of erosion and corrosion. This high performance product is proven to reduce energy consumption, provide excellent chemical resistance and lower maintenance costs.

Belzona 1341 (Supermetalglide) improves pump efficiency by using hydrophobic technology to repel process fluids and reduce turbulent flow. Efficiency increases of up to 7% have been recorded on new equipment and up to 20% on refurbished equipment.

Learn more about Belzona 1341 (Supermetalglide)

About Rezitech

Established in 1968, Rezitech is the sole Australian Distributor for Belzona. Rezitech offers a comprehensive range of industrial protective coatings and epoxy metal repair composites to many different industries including: oil and gas, mining, power, water and waste water, pulp and paper, marine, manufacturing among others.

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To provide industry with easier maintenance solutions that provide cost effective, efficient and long lasting results for our valued clients. To provide an integrated industry service by striving for Rezitech being a truly complete solutions provider!

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