Rectangular Pipe Yantai, Yantai quality Rectangular Pipe, Rectangular Pipe prices Yantai [preferred] Yantai Golden Spring steel, square and rectangular tube, called a square pipe and rectangular tubing, which is the side looks like a pipe. After treatment process is rolled strip made. Generally the strip after unpacking, smooth, curl, tube welding to form, and then rolled into the square tube by a tube and then cut into the desired length. Typically 50 per pack. Name (name): Mr. Sun Tel (telephone) :0535-6837308 Mobile (mobile): 13808905202 Address (address): Yantai ZHIFU chemical giant Long Road 117 companies hospital-mail (e-mail): 2935022977@qq.com Website (website): http://www.ytjqgc.com