Our factory has a production line consisting of two cold drawing units, imported three high mandrel mill, nine high straightener and other equipment. High technology, high efficiency, good quality, uniform wall thickness and high precision. It mainly produces steel pipes of any specification with an outer diameter of 22-80MM and a wall thickness of 3-20MM, with a length of 6-11m. It can produce seamless pipe products of carbon steel and low alloy steel, such as 20 ＃, 45 ＃, 16Mn, 40Cr, 27SiMn, etc. Special materials can also be scheduled for production in advance.