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  • News

    CPVC butterfly valve "blow off" phenomenon judgment explanation

    Apr 12, 2021
    Before checking the circuit failure of the CPVC butterfly valvePPH Non Return Ball Check Valve, turn the manual knob of the butterfly valve a few times to see if the butterfly valve can change directi...
  • Industry News

    What are the classification types of plastic molding machines?

    Sep 17, 2020
    Plastic molding processing equipment is developed on the basis of rubber machinery and du metal die casting machine. Since the emergence of polymer dao injection molding technology and simple molding ...
  • Industry News

    Materials Used In Manufacturing Pipe Elbow

    Jul 29, 2020
    An elbow provides a change in material-flow direction. This adds pressure losses to the system due to impact, friction and re-acceleration.   As product enters the inlet of the elbow, it typically con...
  • Industry News

    How Many Types Pipe Elbows Have?

    Jul 24, 2020
    Pipe elbows are a specialized hydraulic component that is used to connect straight pipe or tubing sections. More specifically, pipe elbows are installed between two lengths of pipe to allow for a chan...
  • Industry News

    The importance of valve maintenance

    Jul 16, 2020
    For a long time, most domestic industries traded new ones for old, and discarded or sold the replaced valves as waste products. Especially the industry with multi-purpose flanged valves. I want to rep...
  • Industry News

    What is the future market prospect of PVDF diaphragm valve

    Jul 11, 2020
    With the continuous development of the industry, many people will pay more attention to the future market prospects of PVDF diaphragm valves, have correct methods, and make a comprehensive judgment on...
  • Industry News

    What is a butterfly valve?

    Jul 01, 2020
    The closing part of the butterfly valve is a disc shape, which rotates around a fixed axis in the valve body to open, close and adjust the fluid channel. Advantage   Simple structure, small size...
  • Industry News

    What is the difference between plastic diaphragm valve and other valves

    Jun 23, 2020
    The plastic diaphragm valve is a special form of a shut-off valve. The biggest difference from other valves is that it adopts a structure without a stuffing box; the rubber diaphragm can make the corr...
  • Industry News

    What is blind flange?

    Jun 17, 2020
    A Blind flange is round plate which has all of the relevant boltholes but no center hole, and because of this feature this flange is used to close off the ends of a piping systems and pressure vessel ...
  • Industry News

    Butterfly valve installation attention and maintenance instructions

    Jun 11, 2020
    Notes on installation of butterfly valves: 1. During installation, the disc should stop at the closed position. 2. The opening position should be determined according to the rotation angle of the butt...
  • Industry News

    Butterfly valve daily use failure elimination method

    Jun 04, 2020
    Failures and elimination methods of butterfly valves in daily work: 1. Before installation, please confirm whether the performance of the product and the direction of the medium flow arrow are consis...
  • Industry News

    Simple replacement of PVC-U ball valve

    May 27, 2020
    Most people know nothing about water valve maintenance, so here is just to share our experience, here only applies to PVC-U materials such as ball valves and water pipes.   The first is the prepa...