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  • 30 2019/12
    Manufacturers popularize forged steel globe valve expertise for you!
    Forged steel globe valves have three bonnet designs. The first is a bolted bonnet. A valve designed in this design has a valve body connected to the bonnet with bolts and nuts, and a wound gasket (made of 316 flexible graphite). ) Sealing; customers can also use metal rings to connect when there are special requirements. The second design form is a welded bonnet. According to this design ...
  • 27 2019/12
    Forging steel gate valve packing gland is not allowed to skew
    Forged steel gate valve packing glands are not allowed to skew or have no pre-tightened clearance, and the valve is easy to be polluted by rain, snow, dust, sand, etc. The valve stem should be installed with a protective cover; the scale on the valve should be kept complete and accurate , Clear; the valve seal, cap, pneumatic accessories, etc. should be complete. The insulation jacket shall be free of dents, cracks ...
  • 26 2019/12
    What is the ball technology of forged steel ball valve
    The ball of the forged steel ball valve is a fixed ball. The spherical surface is ground, polished and hardened by the envelope grinding process. It is separated from the valve stem, and the valve stem is an elongated shaft. The surface is hardened, and the axial load of the ball is two. Large self-lubricating dynamic bearings are transmitted to the valve body, so they are wear-resistant and operate flexibly with low torque ...
  • 25 2019/12
    What are the material advantages of forged steel ball valves?
    The forged steel ball valve not only has a wide selection of materials, the internal parts are all colored with nickel-plated 316 material, and the sealing ring is made of special polymer special materials. The forged steel ball valve has a wide range of pressure and temperature, full bore and reduced diameter, and can be equipped with a variety of drive devices, so the forged steel ball valve is chemical, petroleum torch refining ...
  • 23 2019/12
    Performance comparison of forged steel gate valve vs forged steel gate valve
    Compared with the forged steel gate valve, the forged steel gate valve has the advantages of simple structure, good sealing performance and convenient manufacturing and maintenance; the disadvantage is that the liquid resistance is large, and the opening and closing force is large; the forged steel gate valve and the globe valve are fully open and fully closed valves. It is used to cut off or connect the medium. It should not be used as a regulating valve ...
  • 19 2019/12
    How much do you know about the product types of forged steel ball valves?
    The forged steel ball valve uses its own rotating stem to control the flow and occlusion of the valve. The forged steel ball valve has the same sealing performance as other forged steel valves, the structure is relatively simple, it is convenient in daily maintenance and repair, and the switch is small and light. Not easy to be washed out etc ...
  • 17 2019/12
    Forged steel globe valves need attention
    Forged steel globe valve has always been a favorite product by market users, but no matter how good the product is in the process of use; occasionally some failures may occur. In order to avoid the possibility of failure of the forged steel globe valve, we have to perform routine maintenance Do you pay more attention? 1. Cleaning forged steel globe valve: For cleaning general media, it is only necessary to wash it with water; but for cleaning media that is harmful to health, we must first understand its nature and then choose the corresponding cleaning method ...
  • 16 2019/12
    What are the advantages of the three connection methods of forged steel gate valve?
    The forged steel gate valve can be widely used as a shut-off device in water, sewage, construction, petroleum, chemical, food, medicine, light textile, electric power, marine, metallurgy, energy systems and other body pipelines; let us understand the lower forged steel gate valve The advantages of the three connection methods are as follows: 1. If it is a forged steel gate valve bolted to the body cover, the advantage is easy to maintain.
  • 13 2019/12
    What is the classification of forged steel globe valves by appearance
    Forged steel globe valves can be divided into the following types according to the shape of the joint surface: 1. Smooth type: used for forged steel globe valves with low pressure, which is easy to process; 2. Concave and convex type: high working pressure, which can be used for medium and hard Washers; 3, tongue and groove type: washers with large plastic deformation can be used widely in corrosive media, and the sealing effect is better ...
  • 12 2019/12
    What are the maintenance methods of forged steel gate valves?
    Forged steel gate valve should pay attention to valve body drainage and wire plug pressure relief. After the valve compression test, the gas and moisture in the sealed chamber valve cavity are increased due to the increase of the ambient temperature. When the grease is injected, the pressure must be drained and discharged to facilitate the smooth operation of grease injection ...
  • 30 2019/11
    Introduction of using conditions of forged steel ball valve
    How to use forged steel ball valve? What are the requirements for using forged steel ball valve? Let's take a look together below! Use conditions of steel ball valve
  • 28 2019/11
    How to solve the general failure of forged steel ball valve?
    Forged steel ball valve failure usually means that the forged steel ball valve has not been cleaned. Before installing the forged steel ball valve, the pipeline should be cleaned to remove dirt and welding slag. After installation, to ensure that no impurities remain in the valve body ...
  • 26 2019/11
    What are the conditions for using forged steel ball valves?
    Forged steel ball valves are used in many fields, so do you know what are the requirements for forged steel ball valves in use? Let ’s take a look together!
  • 22 2019/11
    Installation instructions for forged steel ball valve
    Forged steel ball valve is a commonly used ball valve, so how do you know how to install forged steel ball valve? What precautions should be taken when installing forged steel ball valves?
  • 19 2019/11
    How to design a forged steel ball valve structure
    What is the structure of a forged steel ball valve? How to design the structure of forged steel ball valve? Let ’s take a closer look together!
About Mingyi
About Mingyi
Zhejiang Mingyi Valve Technology Co., Ltd.
Contact: Manager Liu
Phone: 0577-67017717
Fax: 0577-67017718
Mobile: 13683321823
myvalveggcb@163.com Email: myvalveggcb@163.com
Address: No. 2 Lintong Industrial Road, Oubei Town, Yongjia County, Zhejiang Province
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Main Products: Forged Steel Gate Valve, Forged Steel Globe Valve, Forged Steel Ball Valve

Record number: Zhejiang ICP No. 18025631-1 Technical support: Huayi Network