Zhennai products solve the problem for roofing corrosion problem

2017-02-08 09:16:00
dennis
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Summary :along with fast industrial development, the corrosion problem becomes more and more serious. china suffers an annual loss of more than rmb 280 billion due to corrosion, which is close to 4% of the gap. japan suffers an annual loss of usd 9.2 billion due to corrosion, and the annual loss caused by chemical corrosion is usd 5.2 billion, which accounts for 56% of the total loss. according to the investigation of the ansi, the usa suffers an annual loss of more than usd 70 billion due to corrosion. the pearl river delta, yangtze river delta, southYuehaost china
along with fast industrial development, the corrosion problem becomes more and more serious. china suffers an annual loss of more than rmb 280 billion due to corrosion, which is close to 4% of the gap. japan suffers an annual loss of usd 9.2 billion due to corrosion, and the annual loss caused by chemical corrosion is usd 5.2 billion, which accounts for 56% of the total loss. according to the investigation of the ansi, the usa suffers an annual loss of more than usd 70 billion due to corrosion. the pearl river delta, yangtze river delta, southYougaost china, north china and central china are regions afflicted with severe acid rain, and the situation of “acid rain occurs nine times if it rains ten times in the spring” almost occurs. it is tested that the ph value of acid rain in guangdong is about 3.8 (note: the ph value of acetic acid is 4). moreover, the indirect loss caused by corrosion problem is incomputable! in the recent years, the steel structural workshops gain a consideration market share relying on such advantages as fast installation and low cost etc. with the development of modern industry, severe corrosion to colored steel sheet roofs has been caused by industrial waste gas (e.g. acid and alkali gas, metal fume, oxides and corrosive gas etc), which is especially severe in the coastal areas and the chemical field. continuously released acid and alkali gas changes into acid and alkali rain, which accelerates the corrosion of colored steel sheets! furthermore, incomplete fittings and water seepage into screw holes often occur during installation and fixation of colored steel sheets, which not only affect their service life, but also result in serious hidden safety hazards! meanwhile, tapping screws become electrodes in such cases, which also speeds up the corrosion and rustiness of colored steel sheets. in the past over 10 years, Yougao has paid great attention to r&d and technical innovation, so that our products can meet the demands for the market application . ranging from the common pvc anticorrosive complex corrugated sheet to the apvc complex corrugated sheet and pvc bright tile roofing and then to the latest patented product asa spanish style tile roofing (asa composite corrugated tile roofing), the products are of greater and greater corrosion resistance and Yougao gather ability and a longer and longer service life.

Yougao have also developed a series of accessories under patented technologies. and Yougao can provide training in the design and construction sites and give guidance on how to install the products correctly, quickly and efficiently, so as to ensure the installation perfectly safe and provide our clients with comprehensive and advanced solutions for roofing corrosion resistance.
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