2023年2月24日 · Hot bluing steel is a great way to achieve a durable, corrosion-resistant finish with an attractive blue-black color. By following these simple steps and tips, you can successfully hot-blue your steel projects and enjoy the benefits of this beautiful and practical finish.

2010年2月10日 · Phosphating (a.k.a. parkerizing) and bluing are both chemical passivation proccesses aimed at protecting steel against corrosion/oxidation and improving it's visual and (in certain cases) mechanical properties.

Bluing, sometimes spelled as blueing, is a passivation process in which steel is partially protected against rust using a black oxide coating. It is named after the blue-black appearance of the resulting protective finish.

We're bluing some of the steel parts on Copperhead and decided to show how easy the process is. Birchwood Super Blue - https://amzn.to/3lPDutS My Favorite Tools -...

2021年1月22日 · The process requires a nice clean (ideally polished) surface and careful heat control to bring the steel up to about 570F. It varies slightly by steel composition, but generally somewhere between 540 and 600F will usually get you a nice cosmetic blue finish.

2023年5月16日 · There are many methods you can use to blue the steel, including hot bluing, cold bluing, niter bluing, and so on. In my case, hot bluing was the most accessible method as it involved heating the steel to high temperatures, which creates a deep, blackish-blue finish.

This video shows how to blue steel parts using an oven or torch, and quenching in oil. This method is not the professional method using bluing salts, but can be ...more. My apologies for...

2021年7月9日 · Bluing is accomplished in two ways: heat bluing - heating the metal and then submerging it in oil, and cold bluing - using a chemical solution that darkens the surface at room temp. Either way, bluing protects the metal and increases its application and versatility.

In this article, let’s explore ways for blueing steel, each suited to different applications. Whether you’re a manufacturer or simply looking to maintain steel items, understanding these techniques will help you select the best process for your needs.