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Products Knowledge

  • At 04:00 on March 19, 2020, there were 0 new confirmed cases of new coronary pneumonia nationwide, and there were no imported cases abroad.China has completely controlled the epidemic situation, and we have posited that Zhengzheng Valve has resumed production one after another since February, and ha

    2020.03.20

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  • 1, first of all to know the use of the valve to buy the place and use.2. What is the important position of the pressure pipeline? Generally speaking, high categories of pressure pipelines have high requirements for pressure pipelines.3, need to confirm the valve working conditions, applicable medium

    2022.06.14

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  • Stainless Steel 2PC Ball Valve with Oval HandleBrief description of Ball Valve: 1) Size:1/4~4"2) Working pressure:1.6-6.4mPa3) Temperature range:-20°C ~ 232°C ~ 350°C4) Suitable medium:water, oil, air, some corrosive liquid5) Thread type:ZG.G, NPT, BSPT, BSP, DIN259/29996) We can also manufacture si

    2022.05.28

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  • The valve stem is an important part of the valve, used for transmission, connected to the actuator or the handle, and directly drives the spool to move or rotate to realize the valve switching or regulating function. CharacteristicsThe valve stem is not only a moving part, a force receiving part but

    2019.09.10

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  • Valves often leak during long periods of use. The outer leakage of the valve, the proportion of the valve packing is the largest. Wenzhou Yuzheng Valve Co., Ltd. specializes in the production of ball valves. For the selection of valves, combined with the customer's working conditions, we recommend t

    2019.08.19

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  • At 04:00 on March 19, 2020, there were 0 new confirmed cases of new coronary pneumonia nationwide, and there were no imported cases abroad.China has completely controlled the epidemic situation, and we have posited that Zhengzheng Valve has resumed production one after another since February, and ha

  • 1, first of all to know the use of the valve to buy the place and use.2. What is the important position of the pressure pipeline? Generally speaking, high categories of pressure pipelines have high requirements for pressure pipelines.3, need to confirm the valve working conditions, applicable medium

  • Stainless Steel 2PC Ball Valve with Oval HandleBrief description of Ball Valve: 1) Size:1/4~4"2) Working pressure:1.6-6.4mPa3) Temperature range:-20°C ~ 232°C ~ 350°C4) Suitable medium:water, oil, air, some corrosive liquid5) Thread type:ZG.G, NPT, BSPT, BSP, DIN259/29996) We can also manufacture si

  • The valve stem is an important part of the valve, used for transmission, connected to the actuator or the handle, and directly drives the spool to move or rotate to realize the valve switching or regulating function. CharacteristicsThe valve stem is not only a moving part, a force receiving part but

  • Valves often leak during long periods of use. The outer leakage of the valve, the proportion of the valve packing is the largest. Wenzhou Yuzheng Valve Co., Ltd. specializes in the production of ball valves. For the selection of valves, combined with the customer's working conditions, we recommend t

  • Total 4 pages  Go to Page
  • Go

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