Gate Valve
Design complies with the requirements of API SPEC 6A and other relevant specification
End connection type: Flange, Inner-thread, collar and butt-weld
Both sealing faces of gate are wedge type structure, and hand wheel can be loaded to adjust the fastness of attachment of gate and valve seat
The sealing face of gate and seat is overlaying welded with hard alloy with erosion and corrosion resistance.
Dongying City Dongda Machinery Manufacture Co., Ltd., it possesses 30 million RMB of total assets and owns more than 40 thousand square meters of plant area. Its manufacturing plants are located in Juzhou road development zone Dongying City, has over 280 employees and over 15 of them are scientific and technical personnel. It is a comprehensive processing company in machinery processing, strong technical strength, Dongda have various equipment for calculation, measurement, test, we also can supply processing difficult Mechanical metal, Annual output value2 million RMB.
According to Modernization Enterprise system, we strict to scientific management, perfect Quality System. Introducing Several High-precision equipments, such as QAK1212 SSCK20A CNC machine tools. In order to Adaptation oil market, excellent service is same as the high quality, Dongda is also the supplier of service and techniques as well as the supplier of the products. Dongda have rich experience, hard and high technology sale services team, supplying Installed and tested Maintenance services in time.
Dongying City Dongda Machinery Manufacture Co., Ltd., mainly develops, manufactures, and sells equipments, such as Elevator Links Casing, Tubing, Drill-Pipe and Drill-Collar Elevators, Sucker-Rod Elevators and so on.
Dongying City Dongda Machinery Manufacture Co., Ltd., has accepted and passed many visiting and inspection or examination of large corporation or buyer in domestic and overseas. Furthermore a stable and credible relations have set up and enable us have more business opportunity and better prospect with development rapidly.
Advocate on scientific management with forward technology advantages, based on personnel to develop and promise to the customer with following' (1) more concern to customer; (2) satisfied with customer; (3) participate in by all staff; (4) continuous improve and innovation. We are sure that (1) To be credit by customer through supernal quality. (2) Give favorable price to customer through Iow cost. (3) To obtain customer by delivery in time. (4) To satisfied with customer by excellent service.
Dongying City Dongda Machinery Manufacture Co., Ltd., mainly develops, manufactures, and sells petroleum equipments and provides technical service. It brings its products and spirit of enterprise to every place of the whole world and it will become the EAST STAR In the petroleum machinery field. Highland Company welcome friends and visitors from all of the world.
