Anyang City of Industry Co. http://www.zgstgy.com/about/about2.html Shengtong is a professional production of a variety of building square tube, C-shaped steel, galvanized C-shaped steel, galvanized angle, channel, flat iron, the yuan steel, flat steel, galvanized square tube manufacturers. The sale of products implementing national standards for all areas of construction, mining, textile, electricity and so on. Mechanical properties of steel is to ensure that the steel end-use properties (mechanical properties) is an important indicator, it depends on the chemical composition and heat treatment system of steel. In the steel standard, depending on the application requirements, the provisions of the tensile properties (tensile strength, yield strength or yield point elongation) and hardness, toughness index, as well as user requirements of high and low temperature properties. In the company of "customer first, honesty first" principle, with a number of enterprises established long-term cooperative relationship in recent years, with the development of the domestic steel market, our company to undertake a large project, and domestic customers to establish a good cooperation. Warmly welcome friends to visit, study, business negotiations. Contact: Li Li 13903723807 18037291000 15136523807 -zhongqi high Manager