Rectangular tube galvanized iron pipe that is in order to avoid corrosion. Galvanized rectangular tubes from the beginning of the earliest use, gradually become the most common use of a pipe, this is has excellent corrosion-resistant materials, but because today environmental degradation, acid rain and pollution has become the enemy of galvanized rectangular tubes . So how to avoid corrosion of galvanized rectangular tubes do? Galvanized pipe better look at what's response it! Galvanized rectangular pipe-coating: coating method is widely used in indoor and outdoor steel and steel. Low cost, maintenance costs are not high. Construction The first step is rust. Excellent coating depends on complete rust. So demanding coatings are generally more abrasive blasting with sand, revealing the shiny metal square tube specifications, remove all rust and oil. In the current large-diameter thick-walled Rectangular Pipe market overcapacity environment 16mn thick-walled square tube, the future of China, how much steel has become the focus of attention of the industry. According to the author rectangular tube of large diameter thick-walled downstream market demand trends, mainly from the major steel in real estate, infrastructure, machinery, automobile, shipbuilding, home appliances and other consumer that the next period of time the pipe, large diameter thick-walled country Rectangular pipe market demand will slightly increase. Admittedly, after the rapid development of reform and opening up, especially in recent decades, China's large-diameter thick-walled Rectangular Pipe industrial development has made significant progress in 30 square tube, a substantial increase in the level of technical equipment, variety, quality improved significantly, energy saving achieved remarkable results, Innovation continued to improve significantly enhance overall competitiveness. Chaohu square tube | square tube specifications | Fair Commerce Bo (certified merchants) are provided by the Hefei exhibition Bo Trading Company. Chaohu square tube | square tube specifications | Fair Commerce Bo (certified merchants) Hefei Show Bo Trading Company (www.hfzhanbo.com) (www.hfzhanbo.com) this year introduced a new upgrade, the above picture is for reference only, please call Tel or pictures on this page, for the latest information, contact: Mr. Huang.