1. Lanzhou High-pressure Valve Co., Ltd.
Lanzhou High-pressure Valve Co., Ltd. was founded in 1938, which is the production and research base of special valves in China. The company has a complete set of manufacturing and technological processes such as product design, casting (forging), heat treatment, machining, assembly and testing; It has formed a production scale of more than 96 models and more than 3,58 specifications, among which 31 new products have won national patents, and many products have filled the technical gap of "taking the country as the substitute" in the domestic valve industry. The company's products are widely used in various harsh working conditions in petroleum, chemical industry, coal chemical industry, natural gas, metallurgy, coking, aerospace and other industries. The sales network covers the whole country and is exported to the United States, Germany, Russia, the Middle East and other countries and regions.
2. Hushan Valve Manufacturing (Shanghai) Co., Ltd.
Hushan Valve Manufacturing (Shanghai) Co., Ltd. is a comprehensive high-tech enterprise integrating valve research and development, manufacturing, sales and service. Its products include gate valves, globe valves, ball valves, butterfly valves, safety valves, pressure reducing valves, check valves, plunger valves, plug valves, regulating valves, filters, traps, water conservancy control valves and so on.
3. Ningbo Aimeike Co., Ltd.
Ningbo Aimeike Co., Ltd. mainly produces AMICO brand copper valves, iron valves, stainless steel valves, water heating equipment, water meters, aluminum-plastic composite pipes and copper pipe fittings, with more than 3,2 varieties and an annual output of more than 2 million pieces (sets). Aimeike is the largest copper valve production and export base in China, and also the vice chairman of china national hardware association and the chairman of the National Valve and Plumbing and Sanitary Ware Industry Association. AMICO brand products not only have many varieties and complete specifications, but also have the characteristics of beautiful appearance, good performance and excellent quality.
4. Shanghai Valve Factory Co., Ltd.
Shanghai Valve Factory Co., Ltd. is a key enterprise in the national valve industry, and is the vice-chairman unit of the Valve Branch of China General Machinery Association, specializing in the production of all kinds of high and medium pressure valves. The main products are gate valves, globe valves, check valves, safety valves, regulating valves, ball valves, butterfly valves, desulfurization valves, power station valves, nuclear power military and other non-standard special valves. The selected materials are carbon steel, stainless steel, alloy steel, heat-resistant steel, low-temperature steel and various special materials. The driving modes are manual, electric, pneumatic and gas-liquid linkage. The adopted standards are national standards and international advanced standards such as American API, ASME, Japanese JIS, British BS and German DIN.
5. Tianjin dazhan group co., ltd.
Tianjin dazhan group co., ltd. was founded in 1976, which is a group company integrating scientific research, production, sales and import and export operations. The company's main products are low, medium and high pressure valves, malleable iron pipe fittings, metal mesh, cement, paint, medium and high-grade coatings, PP-R pipe fittings and so on. The company's fist products are "Li" brand valves with more than 15 series and more than 4, specifications. The valve materials are cast iron, copper, carbon steel, stainless steel, plastic, etc., which are widely used in different media such as water, oil and steam.
6. Henan Kaifeng High-pressure Valve Co., Ltd.
Founded in 1959, Henan Kaifeng High-pressure Valve Co., Ltd. is a large-scale backbone enterprise specializing in the production and operation of high and medium-pressure valves. The company's main products are gate valves, globe valves, throttle valves, check valves, water pressure test valves, suction check valves, safety valves, ball valves, plunger valves, butterfly valves, etc., with more than 7 models and more than 1, specifications. The main materials are carbon steel, stainless steel, heat-resistant steel, low-temperature steel and stainless steel, etc. The nominal pressure is PN 2.5 ~ PN 76,15 lb ~ 4,5 lb, and the service temperature is-
7. Shanghai Xuangong Valve Manufacturing Co., Ltd.
Shanghai Xuangong Valve Manufacturing Co., Ltd. is a famous valve manufacturer in Shanghai. Shanghai Xuangong Valve Manufacturing Co., Ltd. takes the lead in realizing batch export of gate valves, globe valves and check valves with various calibers and pressure levels according to API standards in China. The American standard gate valves, globe valves and check valves produced by the company are exported to more than 2 countries and regions such as Europe, the United States, Japan, Canada, the Middle East, Southeast Asia and internationally renowned large companies. At the same time, aiming at foreign technology, Shanghai Xuangong Valve Manufacturing Co., Ltd. has carried out a lot of research and development work to replace China with new products, and developed a full range of ultra-low temperature valves, ultra-hard corrosion-resistant valves and < P > ultra-high pressure zero hydrogen valves.
8. Beijing Valve General Factory (Group) Co., Ltd.
Beijing Valve General Factory (Group) Co., Ltd., formerly known as Beijing Valve General Factory, was established in 1952. It was the first batch of key enterprises established by the Ministry of Machinery Industry in New China to manufacture high and medium pressure valves and steam traps. The gate valves, globe valves, check valves, ball valves, butterfly valves, steam traps, hydraulic control valves, low-temperature valves, high-temperature and high-pressure non-standard valves developed and produced by the company have formed 518 series and nearly 4, specifications. With first-class quality and thoughtful service, all kinds of products have enabled the company to develop continuously and steadily, and its brand awareness has climbed year after year.
9. Zigong High-pressure Valve Co., Ltd.
Zigong High-pressure Valve Co., Ltd. was founded in 1958.
The "third-line construction" enterprise moved in. At the beginning, its main task was to support the military industry. Specializing in manufacturing "Feiqiu" series of standard and non-standard valves and special valves such as ball valves, butterfly valves, flat valves, gate valves, globe valves, check valves, safety valves and power station valves, with more than 2, varieties and specifications, with diameters ranging from 1 mm to 1,6 mm and pressures up to 25LB. The control forms include manual, electric, pneumatic and gas-liquid linkage emergency cut-off.
1. Dalian Dagao Valve Co., Ltd.
Dalian Dagao Valve Co., Ltd. was transformed from the original Dalian High Pressure Valve Factory (founded in 1956), and is a professional enterprise that produces high and medium pressure steel valves. For a long time, "DV" valve products are well-known in domestic and foreign markets for their excellent quality. The company's main products are gate valves, globe valves, check valves, throttle valves, ball valves, traps, butterfly valves and regulating valves.
with the increasingly sophisticated technology of valve manufacturing in China, the service life of valves has also been extended, and valve manufacturers have also focused on brand management, with the added value of products increasing and the industrial distribution becoming mature. In addition to the top ten famous valve manufacturers in China, I believe more famous valve manufacturers will emerge in the future.