Tag Archives: PTFE screws for HF corrosion

Monel Better than Nickel 200 for HF Corrosion

Posted on June 16, 2020 by dean

Monel HF vs Nickel Alloys revisedQ: Will Nickel 200 bolts be a good choice for hydrofluoric acid? A: For aqueous HF, Nickel 200 fasteners offer limited protection. If application requires a metal then you may want to consider Monel 400. Monel 400 bolts are the most resistant option for hydrofluoric acid in all concentrations up … Continue reading →

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