Does grade C ASTM A285 steel plate have good corrosion resistance

Grade C ASTM A285 steel plate does not have inherently good corrosion resistance. It is a carbon steel grade primarily used for moderate to low-pressure vessel applications and is not specifically formulated for corrosion resistance.

Carbon steels are susceptible to corrosion when exposed to moisture and corrosive environments, such as those containing chlorides or acids. Therefore, additional measures, such as proper surface preparation, protective coatings (e.g., paints or metallic coatings), or using corrosion-resistant alloys, may be necessary to enhance the corrosion resistance of grade C ASTM A285 steel plate in specific applications.

If corrosion resistance is a critical requirement for an application, it is advisable to explore alternative materials specifically designed for such environments, such as stainless steels or corrosion-resistant alloys like duplex or austenitic stainless steels.

As always, it is essential to consider the specific operating conditions, environment, and requirements of the application and consult with corrosion engineers or material experts to determine the most suitable material and corrosion protection measures.