双相不锈钢成分特点是超低碳、含氮,其典型成分为22%Cr+5%Ni+0.17%N,他具有屈服强度高和耐应力腐蚀的优点。双相不锈钢比奥氏体不锈钢的线性热膨胀系数低、屈服度高近1倍,同样的压力等级条件下,可以节约材料。
Zibo Wanchang Chemical Equipment Co., Ltd. is located in the Shandong Province Zibo City -- famous ancient capital of Qi, the birthplace of Qi culture and the origin of world football. Company south of Qilu Petrochemical Company, Jiaoji railway, Qingyin highway, north by Shengli Oilfield, covers an area of 12 million square meters, construction area of 6.5 million square meters, with total assets of 380 million yuan. Company is a research and development, design and manufacturing, after-sales service in one of the chemical equipment and heat exchanger professional production plant, has a pressure vessel design license and A2 grade pressure vessel manufacturing license, the main production pressure vessel, heat exchanger, air cooler, tower and flange, high strength fasteners and other petrochemical accessories.
Company based oil refining chemical equipment manufacturing industry, is committed to new products, new technology, new technology development and application, constant pursuit of product upgrading and replacement, have been dozens of national engineering design unit for the oil refining chemical equipment key recommendation of business, as Sinopec, PetroChina, CNOOC and China National Chemical Corporation sentinel production factory, the products are sold nationwide big refinery enterprises and local focus on refining enterprises. Company has won the Shandong province famous brand, China famous brand, national high-tech enterprises, the national contract and trustworthy enterprise, the national quality credit AAA grade credit enterprise, Shandong province quality management advanced enterprise and other honorary titles.
Company to strengthen research and development and joint innovation, and the establishment of the Institute of heat exchanger, and the establishment of the Shandong Province, province, chemical equipment academician workstation, the company's technology center was identified as the Shandong provincial enterprise technology center. In recent years, the company in the heat exchanger corrosion resistance, enhanced heat transfer and energy efficient and has made a number of achievements in scientific research, gained more than 20 national patents. Among them, the carbon steel aluminum heat exchanger included in the national torch plan project, carbon steel heat exchanger was awarded the Shandong provincial outstanding energy saving achievement award.