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Corrosion prevention is the use of various methods to protect metal objects that are prone to rusting, in order to extend their service life. Generally, physical corrosion prevention, chemical corrosion prevention, electrochemical corrosion prevention, and other methods are used.

Lighting fixtures, motors, electric motors, distribution boxes, etc. all have certain requirements for corrosion resistance and must meet a certain level of corrosion resistance.

So, how is the anti-corrosion level classified? How to apply for anti-corrosion grade WF2?

The anti-corrosion level is classified into the following five levels according to indoor and outdoor:

For example, the anti-corrosion level WF2 of the lamp indicates that the lamp is suitable for outdoor strong corrosive environmental conditions.

Required documents for applying for WF2 anti-corrosion grade:

(1) Assembly drawing (including the material of the shell and exposed fasteners),

(2) Nameplate diagram,

(3) Surface coating material report,

(4) Coating process documents for coatings,

(5) Other materials,

(6) Sample.
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