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Hard Chrome Plating Services

QQ-C-320B, Chrome, (Steel)

Excellent hardness (Rc 68-74), wear resistance and erosion resistance. Has low coefficient of friction, and is resistant to heat. In addition to above properties, can be rendered porous for lubrication purposes.

Type I Bright

Type II Satin

Class 1 .00001" min. chrome on all visible surfaces. Corrosion protection finish or the "Decorative" finish used in a conjunction with copper and nickel as under coatings prior to the chrome finish.

Class 2 Thickness should be specified on requirements documents. Plate directly on base metal.

Class 2a: Plated to specified dimensions or processed to specified dimensions after plating. 

Class 2b: Parts below Rc 40 and subject to static loads or designed for limited life under dynamic loads. 

Class 2c: Parts below Rc 40 and designed for unlimited life under dynamic loads. 

Class 2d: Parts have hardness of Rc 40 or above and subject to static loads or designed for limited life under dynamic loads. 

Class 2e: Parts have hardness of Rc 40 or above and are designed for unlimited life under dynamic loads. 

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