Clean the parts must be kept under seal for installation. The installation process requirements are as follows: 1, the installation workshop must ensure clean, or clean up temporary area, for example, the purchase of a new color of the cloth or plastic film such as valves, prevent dust from entering the installation. 2, assembly workers must clean cotton overalls dressed, wearing cotton caps, hair can not leak, clean and wearing shoes, wearing plastic gloves, degreasing. 3, the assembly tools must be degreased before assembly cleaning to ensure cleanliness. Truncated: such as gate valves, globe valves, plug valves, ball valves, butterfly valves, needle valves, diaphragm valves, etc. Truncated type valve, also known as closed valves, globe valves Tanggu valve plant, its role is to connect or disconnect the line of media. Check valve, check valve, also known as one-way valve or check valve, the check valve is a kind of automatic valves, its role is to prevent the line of medium back, to prevent the pump and drive motor reversal Kaiheng valve, and a container media leaks. Pump water off the end of the valve also belongs to check class. Proof valves, valves and other valves wholesale accident, a safety valve to prevent the line or device medium pressure exceeds a predetermined value, so as to achieve security purposes. Regulating valves, throttle valves and pressure relief valve, and its role is to regulate media pressure, flow and other parameters. Guanlong valve _ _ out of Hong Kong, Dongguan valve valve valve provided by the Hong Kong Science and Technology Co., Ltd., Dongguan Ming. Valve Co., Ltd., Dongguan Ming Kong (www.gdmgfm.com) strong, credible, butterfly and other industries in Dongguan, Guangdong has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead valve and you work out of Hong Kong into the brilliant, for a better future!