I plant production specifications for ￠ 10 ~ ￠ 377 X 1.0 ~ 42MM, the length of 2 ~ 16M, annual sales capacity of 400,000 tons. Except for the new plant and 377-type steel pipe unit will be put into use in August 2008. It has a modern research center in Yuyao what nut pipe, equipped with mechanical properties testing, process performance testing, eddy current testing, ultrasonic testing, hydraulic testing, metallurgical testing, a set of high-precision analysis of carbon and sulfur detection means, and a number of high-quality technology and inspection personnel. Annual production and sales of Chinese National Standards (GB) US ASTN (ASME) standard, DIN, JIS and the British Standard BS seamless steel pipe, specifically low-pressure boiler pipe, ship with a seamless steel pipe, oil cracking pipe , line pipe, oil pipeline, the Tianjin line pipe, x52 line pipe and alloy steel pipe and other products rich in variety, complete specifications of seamless steel tubes are widely used in petroleum, chemical, electric power, boilers, ships, machinery and other industries, now We have been sold around the world. Sales of various kinds of tube 15 × 15-600 * 600mm Yuyao what nut pipe, rectangular pipe 10 × 20-600 * 800mm based. Production range includes all kinds of pipe, rectangular pipe, square and rectangular tube, galvanized square tube, Q345 square tube, low-alloy square tube, seamless Rectangular pipe, large diameter square and rectangular tube, thick-walled Rectangular Pipe, high-frequency double Rectangular weld tube, pipe, q235b square tube, q345b pipe, galvanized pipe, thick-walled pipe, seamless pipe and a variety of steel pipes, galvanized steel processing, pipe forming. What Yuyao steel nut, pull curved arc tube bending ...... thickness range: 0.5-25mm. The company has a 600x600 large rectangular cross-section tubes, cold-formed steel unit roll bending, roll extrusion molding production line, bending, straightening, cutting and polishing equipment, large-diameter, thick-walled Rectangular Pipe is our flagship product. Corrosion resistance which what Yuyao nut pipe, galvanized Rectangular Pipe production line, advanced online zinc technology, repair weld location off the zinc layer to protect the weld. Product caliber by the 15mm600mm square tube 15 * 15 ---- 600 * 600mm, rectangular tube 10 × 20-600 * 400mm. Set slitting rolling, cold-formed, welded, galvanized in one, using high-quality hot and cold rolled coil, medium plate and advanced equipment to produce various models of high frequency tube, annual sales capacity of 5-8 million tons.