• Join hands to create the future

    At the beginning of 2018, we are working for an industry and trade company. We hope to know more friends at home and abroad, create value together, and let each other's trust last.

  • Welcome new and old customers at home and abroad to inquire

    The company was founded in 2014, the company focused on the development of UPVC, CPVC, PPR pipes, fittings, valves, from design and development to finished products, never give up the quality requirements, welcome new and old customers at home and ab...

  • PVC pipe fittings cold spots eliminate

    PVC pipe fittings in the production process, caused by the material temperature is too low plasticizing poor, generally known as cold spots, the following is introduced on PVC pipe fittings cold spots eliminate. The elimination of cold spots, cold sp...

  • Common faults of pneumatic butterfly valves and their troubleshooting methods

    Pneumatic butterfly valve is a commonly used valve in various projects. Each pneumatic butterfly valve produced by our Shanghai Zhongmei Valve will undergo pressure test before leaving the factory. Only qualified pneumatic butterfly valves will be ap...

  • Valves are classified by function and use

     (1) Cut-off category: such as gate valve, globe valve, plug valve, ball valve, butterfly valve, needle valve, diaphragm valve, etc. Shut-off valves are also known as closed-circuit valves and shut-off valves, which are used to connect or cut off the...

  • How to improve the sealing performance of self-operated regulating valve

    The self-operated pressure regulating valve is divided into three series: self-operated pressure, differential pressure and flow regulating valve. The self-operated pressure regulating valve is divided into two types according to the position of the ...

  • What is the main difference between PVC-U pipe and PVC-C pipe

    There are differences in appearance. PVC-C cable pipes are generally yellow and orange, while PVC-U drainage pipes are generally white. Muqiao Valve Technology Shanghai Co., Ltd. upvc industrial pipe fittings The two applications are different. PVC-U...

  • How to set the sampling valve of high pressure pipeline

    Sampling valve, as its name implies, is a valve used to obtain media samples for chemical analysis. Generally, it is installed on equipment or pipelines and can be divided into the following types: double opening valve, flange clip valve, and samplin...