Tag Archives: Oxidizing

Corrosion resistance of Inconel 625 bolts vs Hastelloy C276

Posted on August 28, 2017 by dean

Q: Inconel 625 and Hastelloy C276 bolts seem to have similar Nickel content. Does this mean these fasteners will perform the same in a corrosive environment? A: Inconel 625 and Hastelloy C276 bolts do offer similar corrosion resistance but Hastelloy C276 has a slight edge in many acidic environements, especially … Continue reading →

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

Most Common of Hastelloy Fasteners Reviewed

Posted on July 25, 2017 by dean

hastelloy-grades_smallHastelloy alloys have long been the gold standard of corrosion resistant bolts; only out performed by metals like Zirconium and Tantalum. This family of high performance nickel alloys can handle strong acids like hydrochloric, sulfuric, acetic, formic and phosphoric acids, yet each grade actually exhibits its own strengths in dealing with specific acids and niche environments. … Continue reading →

Posted in Blog, Material, Specialty Metal Fasteners, Uncategorized | Tagged , , , , , , , , , , , , , , , , , , | Leave a comment

Hastelloy C276 bolts in hot sulfuric acid

Posted on July 12, 2017 by dean

Inline image 1Q: I was planning on using Hastelloy C276 in hot sulfuric acid. It would be approximately 50% concentration around 100F +/- 10 degrees. Will this be okay? I’m just concerned because I read that it cannot handle strong oxidizing environments and I’ll be using it in an application where its … Continue reading →

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