Tag Archives: Duplex 2205

Titanium bolt for sodium hypochlorite corrosion

Posted on July 5, 2017 by dean

Q: I’m using sodium hypochlorite to control slime and bacteria formation in a power plant water system. It’s in about a 15% solution. I tried using Duplex fasteners thinking they are good with chlorides but I’m having corrosion issues. Any suggestions? A: I think the problem you have is the fact … Continue reading →

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Duplex 2507 bolts for salt air corrosion resistance

Posted on June 6, 2017 by dean

Q: I’m working on a structural project that not submerged in salt water but exposed to moist salt air. I’m not only concerned about the supports having fasteners that won’t corrode but also having a fastener that is high strength. Any suggestions. A: Though I don’t know the specific strength … Continue reading →

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Duplex bolts in sea water contaminated steam turbine

Posted on May 24, 2017 by dean

Q: I’m running a steam surface condenser which is installed on a steam turbine in a thermal power station. I’m using sea water that could be contaminated with chemical pollutants cooling water side of the condenser. Any ideas on a good fastener for the tubes and water boxes? A: Duplex 2205 … Continue reading →

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Duplex 2205 and Hastelloy fasteners in pulp & paper digester

Posted on April 27, 2017 by dean

Q: We have a pulp & paper digester that is used to cook wood chips in an alkaline solution. The fasteners will be exposed to high temperatures and abrasive conditions. Any suggestions? A: Without knowing the specifics of your process, I can make two general material suggestions. Duplex 2205 fasteners are … Continue reading →

Posted in Application, Corrosion Resistance, FAQs, High Temperature Resistance, Material, Specialty Metal Fasteners | Tagged , , , , , , , , , , , , , | Leave a comment