Nantong Longyuan Power Station Valve Co., Ltd. is a high-tech enterprise specializing in the research and development of power station valves. It is a member of the Power Station Auxiliary Branch of the China Electrical Equipment Industry Association, a member of the China Valve Association, and a member of the National Power System Power Station Valve Supply Network. The company has passed IS09001 -2000 quality system certification, and obtained the special equipment manufacturing license issued by the General Administration of Quality Supervision, Inspection and Quarantine.

The company has a group of experienced engineering and technical personnel and management personnel. They have nearly 30 years of experience in valve design and development. Committed to the research and development of high-end valves for power stations, especially in the research and development of high temperature, high pressure, high pressure difference, high temperature difference and other harsh engineering valves in thermal power plants The transformation of the valve has won praise from users.

The company has a complete production line including heat treatment, welding, machining, finished product assembly test, and a group of professional technicians. A physical and chemical center including metal mechanical properties, chemical composition analysis, and non-destructive testing has been established. The main testing equipment are: direct reading spectrometer, ultrasonic flaw detector, magnetic particle flaw detector, penetration flaw detection, metal tensile testing machine, Charpy notch testing machine, hardness testing, thickness gauge, universal material testing machine, chemical analyzer, water Pressure testing machine, etc., to ensure that the whole process from material entering the factory to product leaving the factory is under quality control. The maximum pressure of the valve hydraulic test is 130MPa, and the maximum load of the pressure tester is 1000T.

The company is characterized by forging, the main products are: gate valve, globe valve, anti-scour globe valve, steam trap, check valve, regulating valve, ball valve, butterfly valve, high pressure flat gate valve, filter, American standard valve, quick joint There are more than 30 varieties of nearly 1,000 specifications, such as flow valves, hydraulic test blocking valves and special valves for steam-water systems in thermal power plants. Maximum working pressure: 25Mp3/600℃, nominal pressure: 50Mpa/450℃, diameter: DN6~ 1200mm, can adapt to the supporting needs of various units of different sizes such as sub-high pressure, high pressure, subcritical, supercritical, ultra-supercritical, etc. Successfully serve petrochemical, metallurgy, nuclear power and other industries.

In recent years, the products have been going to the international market, and it has become a partner of many internationally renowned valve companies such as South Korea, France, Canada and the United Kingdom.

Quality builds a brand, integrity builds goodwill, and technology revitalizes an enterprise. We will take user requirements as the eternal goal, and strive to provide high-quality products and excellent services to customers at home and abroad. Seek common development with you and create brilliance together.