errosion-corrosion in aMDEA solution

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mehdiAmiri
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Joined: Thu Apr 06, 2017 10:52 am

errosion-corrosion in aMDEA solution

Post by mehdiAmiri » Thu Dec 06, 2018 6:19 am

we operating KBR plant with aMDEA solution on the CO2 removal section
we face with some corrosion on the piping and stripper tower especially at bottom of tower
we change the material of piping from carbon steel to s.s but we don't know any reason for corrosion on the stripper could you please give us some advice our share your experience
Thank you

ar70engr@hotmail.com
Posts: 1
Joined: Thu Apr 06, 2017 10:52 am

Re: errosion-corrosion in aMDEA solution

Post by ar70engr@hotmail.com » Tue Jan 08, 2019 6:55 am

Normally aMDEA system is corrosion free but if you introduce gas in the system at below 30% aMDEA concentration it may cause corrosion.

mehdiAmiri
Posts: 4
Joined: Thu Apr 06, 2017 10:52 am

Re: errosion-corrosion in aMDEA solution

Post by mehdiAmiri » Wed Jan 09, 2019 4:01 am

thank you for your reply
this is some picture of corrosion on bottom of stripper
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