Blog | Inox Passivation

Ensuring Residue Removal: The Importance Of Riboflavin Coverage Testing

ASME BPE standard being checked on a big chromed tank.

In pharmaceutical manufacturing, product safety and efficiency depend on equipment that is clean and well-maintained. While stainless steel passivation is essential to enhance the corrosion resistance of equipment surfaces, residues left during manufacture can increase the risk of pro …

Read Story

Understanding Rouge Formation In Iron Contaminated Water And Its Risks

Close-up of iron-contaminated water showing reddish rouging deposits inside industrial piping, highlighting the risks of rouge formation.

Rouge—a reddish-brown or black deposit that can form on stainless steel surfaces when exposed to iron-contaminated water—is a particularly concerning phenomenon in industries that rely on high-purity water systems. Derouging stainless steel is a highly effective way to protect equipme …

Read Story

Benefits Of Stainless Steel Pickling In The Power Generation Industry

Stainless steel pickling is an important maintenance process for equipment and components used in the power generation sector, improving the reliability and durability of assets exposed to demanding conditions, and maintaining compliance with industry standards. The pickling process r …

Read Story

Rouge Types: What Are The Three Main Classes Of Rouge?

Pipes in a factory after underoing the derouging stainless steel.

Stainless steel tubes and applications can sometimes develop rust-coloured surface corrosion, or rouge, under certain conditions. Removing this corrosion – or derouging stainless steel– is crucial for preventing damage to your systems and equipment and maintaining product safety, as u …

Read Story

Understanding The Need For Pre-Commission Cleaning Of Pipework Systems

Stainless steel pipes after undergoing pre-commission cleaning of pipework systems

Pre-commission cleaning is an essential part of implementing any new pipework system, ensuring long-term performance and quality, as well as compliance with hygiene and safety standards.

Read Story

Importance Of Equipment Cleaning Validation In Pharmaceutical Industry

 A complex network of stainless steel pipes, being inspected for cleaning validation in pharmaceutical industry pipes.

Equipment cleaning validation is a documented process or audit trail conducted by specialised engineers, it explains the procedures required and actions taken to effectively remove microbial or chemical residues from manufacturing equipment. In the pharmaceutical industry, this valida …

Read Story

The Importance Of Riboflavin Testing For Equipment Safety

Riboflavin testing showing vessel coated with riboflavin solution fluorescing under ultraviolet light.

Riboflavin testing is a quality assurance method for evaluating the effectiveness of vessel tank cleaning processes and is a mainstay in the pharmaceutical manufacturing sector, food processing, and other sanitary settings. Riboflavin testing is also used as a preliminary for passivat …

Read Story

Derouging Your Steam Autoclave Machines

Before and after derouging a steam autoclave machine from rouge formation

Rouge, a reddish-brown oxide film, is commonly classified into three types. This article specifically addresses the formation of rouge within steam autoclave machines and explores effective derouging methods to eliminate it.

Read Story

Ensuring Pharmaceutical Equipment Longevity With Biofilm Removal

Microscope showing bacteria on a pharmaceutical water system that urgently needs biofilm removal.

Sanitation is a paramount concern for equipment used in pharmaceutical manufacturing, with even low contamination levels putting products at risk of spoilage and endangering consumers.

Read Story

4 Facts About The Passivation Procedure For Stainless Steel Pipes

Passivation procedure for stainless steel pipes leaving stainless steel pipes clean, and non-contaminated with no damage to the outside or inside surfaces.

Passivation is one of the primary treatment processes for stainless steel pipes. Passivation can improve durability, longevity, and resistance to corrosion.

Read Story