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Tag Archives: C22
Posted on June 21, 2017 by dean
Q: We are running a steel pickling process are considering switching from a sulfuric acid process to hydrochloric acid. Our system currently uses Inconel 625 bolting. With this be sufficient? A: Inconel 625 is a good material for acid corrosion but for large system of hydrochloric acid, especially with the … Continue reading →
Posted in Application, Corrosion Resistance, FAQs, Material, Specialty Metal Fasteners | Tagged C22, Hastelloy, Hastelloy C22, HCl, Hydrochloric Acid, Inconel, Inconel 625, metal pickling, steel pickling, tantalum | Leave a comment
Posted on May 25, 2017 by dean
Q: I’m using zirconium fasteners in a sulfuric acid process but they are showing corrosion. I’m not sure why as I’m well below boiling and only using 40% concentration. There may be some downstream contaminants, but not much. Any ideas? A: It is most likely the contaminants that are causing … Continue reading →
Posted in Application, Corrosion Resistance, FAQs, High Temperature Resistance, Material, Specialty Metal Fasteners | Tagged Alloy 625, Alloy C22, Alloy C276, C22, C276, Corrosion, corrosion resistance, Ferric chlorides, H2SO4, Hastelloy, Hastelloy C22, Hastelloy C276, Inconel, Inconel 625, oxidizers, oxidizing media, Sulfuric Acid, tantalum, Zirconium | Leave a comment
Posted on May 1, 2017 by dean
Q: I have a waste water purifying situation where I’m using chlorine to treat the water. In addition to the acidic solution produced the fastener will also experience high loads, so I’m also concerned with stress corrosion cracking. Currently Super Duplex 2507 is not doing the job. Any recommendations on … Continue reading →