Tag Archives: fasteners for HF

Q: I have a process where I’m experiencing corrosion from my industrial water system. I’ve tried Hastelloy C276 bolts but they are corroding much faster than I would expect. The water only has low levels of Hydrofluoric Acid (HF). Any ideas would be great. A: Hydrofluoric acid is an unusual … Continue reading

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

Q:  I’m running a chemical cleaning process on stainless steel to remove the oxides and to enrich the chromium depleted areas again surface. It’s an acid pickling process, where mixtures of hydrofluoric acid (HF) and nitric acid (HNO3) are used. I’ve tried Hastelloy C276 bolting on my tanks because I thought … Continue reading

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