Valve manufacturers ranked in the top ten:
1, Lanzhou high-pressure valve (founded in 1966, national high-tech enterprises, China's well-known trademark, Gansu Province, Gansu Province, Gansu Province, famous brand, top ten brands of valves, high pressure valves in Lanzhou Limited).
2, Jiangyi (state-level high-tech enterprises, China's well-known trademarks. Zhejiang Province, Zhejiang Province famous brand, Zhejiang Province brand-name products, one of the key backbone enterprises in China's valve industry, Jiangnan Valve Co.)
3, Emeco (China's well-known trademark, China's larger copper valve production and export base, Zhejiang Province, Zhejiang famous brand, Zhejiang famous brand, Ningbo Emeco Group Co.)
4, on the valve SF (China General Machinery Association, vice chairman of the valve branch, the valve industry, one of the key backbone enterprises, China's top ten brands of valves, Shanghai Valve Factory Co.)
5, force brand (China's well-known trademarks, Tianjin famous trademarks, export inspection, set of scientific research, production and sales, storage and transportation, import and export operations as one of the group companies, Tianjin Dazhou Group Co.)
6, open valve (built in 1959, high-tech enterprises, Henan Province, Henan Province, the famous trademark, China General Machinery Association, vice chairman of the unit, large-scale backbone enterprises, Henan Kaifeng High Pressure Valve Co.)
7, work brand (founded in 1946, Shanghai famous trademark, Shanghai famous brand, the industry's influential brand, the production of valves and valves and electric devices of the professional manufacturer, Shanghai Lianggong Valve Factory Co.)
8, Beijing brand (Beijing famous trademark, manufacturing high and medium pressure valves and steam traps of the state-owned key backbone enterprises, China's top 500 mechanical enterprises, the Beijing Municipal Valve Factory Group Co.)
9, Dagao (founded in 1956, China's famous trademark, national high-tech enterprises, the national key equipment key valves localization of the relying units, Dalian Dagao Valve Co.)
10, Huaxia Su's valve (founded in 2016, one of China's relatively large-scale valve production and manufacturing enterprises, high-tech enterprises, famous trademark in Fujian Province, Fujian famous brand, Fujian Su's Valve Technology Co.)
Valve:
Valve is a pipeline accessory used to open and close the pipeline, control the flow direction, regulate and control the parameters of the conveyed medium (temperature, pressure and flow). According to its function, it can be divided into shut-off valves, check valves, regulating valves and so on.
Valve is a fluid delivery system in the control components, with a cut-off, regulation, flow, to prevent reverse flow, pressure stabilization, shunt or overflow pressure relief and other functions. Valves used in fluid control systems, from the simplest shut-off valve to the extremely complex self-control system used in a variety of valves, its varieties and specifications are quite numerous.