Tag Archives: Zirconium screws for hydrochloric acid corrosion

Q: Can I use zirconium bolts in boiling HCl. Concentration would be about 5%? A: Yes, zirconium fasteners work well in hydrochloric acid but may be a bit overkill at that relatively low concentration but depends on the temperature and other media it may be exposed to. Zirconium screws do … Continue reading

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Q: We have on application that utilizes an HCl tank and are currently using hastelloy C276 bolts but they are not sufficient. Should we try tantalum fasteners or anther material like PEEK? The bolts are for a flanged valves connections  concentration is 36%, temperature 45ºC. A: Though the HCl is … Continue reading

Posted in Application, Corrosion Resistance, Engineered Polymer Fasteners, FAQs, Material, Specialty Metal Fasteners, Technical Questions | Tagged , , , , , , , , , , , , , , , , , , , , , | Leave a comment