In the purchase of fence sections, you will find that some sections are after phosphate treatment. So, what is the phosphate treatment, why should its phosphate processing it? Phosphate is a chemical and electrochemical reaction to form phosphate chemical conversion coating process, the phosphate conversion coating formed called phosphate coating. The main purpose of the phosphate is: to provide protection to the base metal highway guardrail, to a certain extent, to prevent the metal from corrosion; primer before painting the railway fence for improved corrosion resistance and paint adhesion layer; cold metal craft reducing friction lubrication plays. Usually after phosphate treatment profiles can enhance coating film (such as paints and coatings) and the binding force between the workpiece and improve its decorative surface coatings and corrosion resistance, but also enhance its resistance to corrosion protective. Summer is the rainy season, so experienced weathered fence maintenance is an issue most people a headache every day, but, at this time for its maintenance requires only note the following points on it. First, to regularly dust, outdoor dust emissions will fall on the upper layer of dust over time, iron facilities. It will affect the color of the fence wrought iron fence, which led to damage Iron protective film. It should be periodically wiped outdoor wrought iron fence facilities, generally soft cotton wipe software as well. Second, super-hardness steel garden fence installation fence, post links embedded piles cut, no welding, anti-theft screws the whole explanation. Firm does not break, not easy to destroy, railing spacing options, high density, can not drill more. In particular, the maintenance of its rainy season. Fence, field fence Xin (certified), Sanmenxia guardrail provided by Xinxiang City Xin Metal Products Co., Ltd. bar. Xinxiang City Xin bar Metal Products Co. (www.xlhlc.com) Henan Xinxiang, fence, fence, network leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customers needs. Xin field fence in the leadership of the staff warmly welcome all inquiries negotiations to create Xin bar fence a better future.