Case Study of The Gateway Arch

This is a summary of the St. Louis Gateway Arch conservation research and planning project sponsored by the Getty Foundation.  It provides a comparative analysis of high pressure water, laser, and chemical cleaning for corrosion remediation and preservation of a historic stainless steel structure.

Understanding the Passive Layer

A technical summary about passivation and the passive layer.

Passivation of Aerospace SS Parts with Citric Acid

Read Boeing’s evaluation comparing the effectiveness of citric vs. nitric acid solutions.

Corrosion in Clean Steam Systems

This paper examines the latest findings on corrosion in clean steam systems.

Ultra Pass® Passivation Efficacy on Sanitary Tube Welds

White paper written by Dr. Brent Ekstrand evaluating the effectiveness of UltraPass® passivation on sanitary tube welds.

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