Qinhuangdao JoinTop Prestressed Steel Strand Co. Ltd. is a modern enterprise which produces prestressed steel in China. It has more than 80 million RMB of fixed assets, advanced equipment and strong technical force. It is a high strength, large size and low relaxation prestressed steel strand producer. It has strong technical force and 160,000 squre meters covering area. The annual production capacity of 200,000 tons.Main EquipementOur advanced technology are introduced from the United Kingdom and Italy, with its high level of automation. The most advanced YNS-WX600 60 tons of hydraulic universal testing machine and YJR-500A relaxation testing machine ensure the high quality of products. We supply a variety of high-quality low-relaxation prestressed steel strand according to the international advanced standards and the Chinese standard.MarketOur products have been widely used in key domestic projects. We have good cooperation with many state owned construction companies. And our products have been exported to Canada, Singapore and other countries. The products are highly praised by domestic and foreign customers.Company OrganizationThe company has administrative management department, quality inspection supervision department, production technology department, equipment management department, market sales department, material supply department, finance department and human resources department. Employees are more than 130 person, including 40 engineering and technical personnel. The senior management staff are with more than 15 years rich production and management experience of prestressed steel strand. In particular, the general manager is well-known and influential in China&＃39;s prestressed steel strand industry.Main Specifications Steel Strand consists of 1 * 7 prestressing wires, twist left or right twist. It should be without any form of electrical fittings, loosing,serious scratches, and shall not have broken, transverse and crossed wires. The strand elongation should be not less than 3.5%. 1000h maximum relaxation rate is not more than 2.5%. The main specifications are 1 * 7-9.50mm and 1 * 7-17.8mm, intensity level of 1860Mpa or 2000Mpa. Product performance has reached GB / T5224-2003, American standard ASTMA416, British standard BS5896-1980, as well as the Japanese standard, Australia standard, and other domestic and international standards.