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  • Industry News

    What is the difference between pvc ball valve and upvc ball valve?

    Sep 01, 2022
    What is the difference between pvc ball valve and upvc ball valve? PVC is polyvinyl chloride, UPVC is unplasticized polyvinyl chloride, so popularly speaking, the correct name should be UPVC ball valv...
  • Industry News

    Selection and consideration of PVDF pipeline traction device

    Aug 26, 2022
    The main function of the PVDF pipe tractor is to provide a certain traction force and traction speed for the melt tube blank coming out of the machine head, to overcome the friction force generated du...
  • Industry News

    The basic principle and working characteristics of diaphragm valve

    Aug 17, 2022
    1. The basic principle of the diaphragm valve Diaphragm valves have a diaphragm between the body and the bonnet. The diaphragm is made of rubber or polytetrafluoroethylene. When the diaphragm moves u...
  • Industry News

    Plastic PVC valve pipe types and characteristics

    Aug 11, 2022
    PVC pipe features good tensile and compressive strength, but its flexibility is not as good as other plastic pipes, excellent corrosion resistance, and the price is the cheapest among all kinds of pla...
  • Industry News

    What is a butterfly valve and what is a butterfly valve? Please see the introduction

    Aug 05, 2022
    The closing part of the butterfly valve is a disc, which rotates around a fixed axis in the valve body to open, close and adjust the fluid channel. 1. Advantages Simple structure, small size and lig...
  • Industry News

    CPVC Diaphragm Valve Installation, Maintenance and Troubleshooting

    Jul 28, 2022
    CPVC Diaphragm Valve Features CPVC diaphragm valve is a special form of shut-off valve, which has the following characteristics compared with other valves: 1. Elastic sealing opening and closing par...
  • Industry News

    How to maintain plastic valves

    Jul 21, 2022
    Plastic valve storage and maintenance ◆The purpose of storage and maintenance is to prevent the plastic valve from being damaged or reducing the quality during storage. In fact, improper storage is o...
  • Industry News

    Shearing of PPH pipes is very important

    Jul 12, 2022
    PPH pipe shearing is the basic process of manufacturing pipe parts, including pipe cutting, port shape punching, punching and incision. Pipe shearing is a stamping separation process. Compared with pl...
  • Industry News

    Notes on selecting valves

    Jul 07, 2022
    The selection of commonly used valves should be analyzed, considered and paid attention to from six aspects. 1. First of all, let's analyze the use requirements of the valve: ordinary ball valves, bu...
  • Industry News

    Introduction of plastic globe valve

    Jul 01, 2022
    Introduction of plastic globe valve The opening and closing part of the plastic globe valve (stop valve, Globe Valve) is a plug-shaped valve disc, the sealing surface is a plane or a conical surface,...
  • Industry News

    Basic principles of flange bolt hole positioning

    Jun 22, 2022
    Basic principles of flange bolt hole positioning The number of bolt holes in the flange and the diameter of the bolt holes are clearly specified. The number and diameter of flange bolt holes vary depe...
  • Industry News

    Teach you how to install the valve without error

    Jun 21, 2022
    (1) Orientation and location Many valves are directional, such as globe valve, throttle valve, pressure reducing valve, check valve, etc. If they are installed upside down, it will affect the use effe...