Shanghai Valve Manufacturing Co., Ltd. Rong titanium screw gate [] professional manufacturers. The quality of survival, integrity and development, with a collection of scientific research, design, manufacture, sales and service in one of the high-quality staff, strong technical force, advanced production technology. Sophisticated processing equipment, improve the detection equipment, a sound quality assurance system to ensure product quality and reliability. Screw gate valve uses spiral is a powder, grain feed, flow, or transport materials and small amounts of particulate material in the main control device, screw gate widely used in mining, food and other industries control flow changes or quickly cut off (special material diameter ≤50mm) Order process: First, when ordering please state: If 1. Product name, nominal size 2, 3 the use of pressure, temperature 4 and 5 using the media, the valve member 6, 7 hair...... Cargo address. Second, if as selected by the design unit model, order to our sales department directly by the models. Third, please contact with us when ordering product subject to special requirements. Fourth, more than if unknown, please call or fax, e-mail consultation. Fifth, the company of all for the purpose of customer service to availability, credibility, reliability, and all users to create brilliant.