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RISER PIPE SPLASH ZONE PROTECTION - monel or neoprene

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Ahmed s

Marine/Ocean
Sep 15, 2023
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what are the pros and cons of Monel over Neoprene lining over splash zone Riser pipe coating ?
 
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Coating on what?
Any sun exposure?
Any risk of mechanical damage?

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P.E. Metallurgy, consulting work welcomed
 
Pipeline riser.
Usually inside a guard structure, but workboat regularly take them both on.
Sun
Air
Wind
Waves
Salt water
Marine growth


--Einstein gave the same test to students every year. When asked why he would do something like that, "Because the answers had changed."
 
Polychloroprene around 15 mm or more, dependent upon metocean conditions, appears to have acceptable performance. Never had to deal with a monel clad riser although some operators have specifications for them in addition to those that they have for polychloroprene.

I missed another pro for monel: the finished pipe will not have to be shipped to and from a coating plant

Steve Jones
Corrosion Management Consultant


All answers are personal opinions only and are in no way connected with any employer.
 
The whole pipeline, or just the splash zone?

--Einstein gave the same test to students every year. When asked why he would do something like that, "Because the answers had changed."
 
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