Kanawha Rectangular Pipe Welding Supply (specifications, prices, manufacturing) Precision Rectangular Pipe - Nanning Rectangular Pipe - Nanchang, Jiangxi automobile frames dedicated Rectangular Pipe - Chengdu, Sichuan Rectangular Pipe - Xi'an, square and rectangular tube welded pipe welded square tube, also known as is the use of steel or strip after curl forming welded square tube. Welded square tube production process is simple, high production efficiency, varieties and specifications. Welded square tube material commonly made of welded square tube: Q235, Q235B, Q345B and so on. Production process welded square tube narrow the billet production of large diameter pipe, you can also use the same width of the billet production of different pipe diameters. But with the same length of straight seam square tube than weld length of 30 to 100%, and lower production rate. Large diameter or thick welded square tube, usually made of steel billets directly, while the small thin-walled welded steel pipe welded directly only through it. Then after a simple polishing, drawing on it. Therefore, the smaller diameter pipe is mostly a straight seam welded, large diameter spiral welded pipe is mostly used. Precision Rectangular Pipe - Nanning Rectangular Pipe - Nanchang, Jiangxi automobile frames dedicated Rectangular Pipe - Chengdu, Sichuan Rectangular Pipe - Xi'an Yantai Gong Division center square and rectangular tube strength, adequate resources, contract and trustworthy, quality and credibility to the credibility of development, in order to lower prices to win customers for the majority of users for a variety of specifications, materials, seamless steel pipe, steel pipe order business. Center of the long-term credibility of the first principle of small profits, quality service, flexible business model to develop new markets; in the new and old customers to help support continued development and growth, has become the center of a large seamless operation . Customer demand as the center, in order to ensure an efficient system, we sincerely welcome you to visit and negotiate business. Our products have been sold to the following cities: Zhejiang, Shanghai, Tianjin, Liaoning, Yunnan, Guangxi, Guangdong, Anhui, Beijing, Xinjiang, Chongqing, Hunan, Hubei, Hebei, Henan, Ningxia, Qinghai, Gansu, Shaanxi, Tibet, Guizhou , Sichuan, Hainan, Heilongjiang, Inner Mongolia, Shandong, Fujian, Jilin, Shanxi, Jiangxi, Jiangsu, Shanghai, Nanjing, Beijing and Shijiazhuang. Business philosophy: the same product than the quality of the same quality than price, the same price than service, the same service than credibility. "Welcome to the new and old customers to negotiate, power meeting.