Hromirovanie: Gost

: A softer, less brittle coating with micro-cracks that retain oil, making it ideal for engine parts and friction surfaces. Coating Designations

: General technical requirements (appearance, thickness, adhesion, and porosity). gost hromirovanie

: Methods for controlling and testing coatings, including checking for thickness, adhesion, and corrosion resistance. : A softer, less brittle coating with micro-cracks