Gostaresh Shirsazi Tehran Sufa(GSSTS) company is the first iranian vavle manufacturer of the oil, gas and petrochemical industries, the result of a mutual investment of the Ministry of Heavy Industries and the company ENERGOINVEST of the former Yugoslavia, with nearly years of experience and has had the honor of manufacturing and delivering hundreds of thousands types of valves to various clients in accordance with international standards during numerous projects.

The globe valves are used to control the fluid flow in pipelines. This valve consists of a moving disc and stationary ring connected to the body capable of controlling the fluid flow. Gostaresh Shirsazi Tehran Sufa Co. manufactures gate valves in classes , , , , , and in sizes of &#; to &#;, relying on its technical and engineering knowledge. At first, these valves are D designed, and then the mechanical analysis is performed to evaluate the valve&#;s performance in working temperature and pressure. This process aims to optimize the valve design according to customer requirements.