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Stainless Steel Threaded Globe Valve

The Stainless Steel Threaded Globe Valve is a commonly used type of valve, mainly used to control the flow of fluids. Its working principle is to control the fluid by rotating the handwheel to move the valve disc up and down.

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Stainless Steel Threaded Globe Valve Parts

Stainless Steel Threaded Globe Valve

Name Stainless Steel Threaded Globe Valve
Material CF8,CF8M,CF3M,2205,2507, Bronze, Cast Iron(Customized)
Technology Precision casting, investment casting, lost-wax casting, CNC machining, etc.
Size Customized
Payment Currency USD, EUR, RMB

1571 Views 2025-01-03 17:16:49

Working Principle of Stainless Steel Threaded Globe Valve

The Stainless Steel Threaded Globe Valve is a commonly used type of valve, mainly used to control the flow of fluids. Its working principle is to control the fluid by rotating the handwheel to move the valve disc up and down. The valve disc moves in a straight line along the centerline of the fluid. It can only be fully open or fully closed and cannot be used for regulation or throttling. This type of valve is suitable for scenarios where precise control of fluid flow is required, such as the chemical, power, and metallurgical industries.

Stainless Steel Threaded Globe Valve Parts

Stainless Steel Threaded Globe Valve Parts

Advantages of Using Stainless Steel Threaded Globe Valve

  • Simple structure, easy to manufacture and maintain: The structure of the stainless steel threaded globe valve is relatively simple, which makes the manufacturing process more convenient and also reduces the later maintenance costs.
  • Short working stroke and short opening time: Since the moving distance of the valve disc is short, the time required to open and close the valve is also correspondingly reduced, improving work efficiency.
  • Good sealing performance and long service life: The stainless steel threaded globe valve has good sealing performance. There is no relative sliding between the valve disc and the valve body sealing surface, reducing wear and abrasion, thus extending the service life of the valve.

Types of Stainless Steel Threaded Globe Valve

Stainless steel threaded globe valves can be divided into various types according to different standards and application scenarios. The following are some common types:

Type Description
J11W series The product model is J11W, with a nominal diameter of DN15 – 65mm, a nominal pressure of PN1.6 – 2.5MPa, and a suitable temperature range of -29°C – 425°C.
ANSI standard Stainless steel threaded globe valves that meet ANSI standards, suitable for occasions where specific international standards need to be followed.
Flange connection type Connected to other pipeline equipment through flanges, suitable for occasions where high sealing performance and stability are required.

Factors to Consider When Selecting Stainless Steel Threaded Globe Valve

When selecting a stainless steel threaded globe valve, the following factors need to be considered to ensure that it meets the actual application requirements:

  • Medium type: The valve must be able to withstand the fluid medium being processed, including water, steam, oil products, and other corrosive media.
  • Temperature and pressure: The valve must be able to operate normally within the specified temperature and pressure range to ensure the stability and safety of the system.
  • Sealing performance: The sealing performance of the valve is crucial for preventing fluid leakage, especially when dealing with toxic or flammable media.
  • Maintenance and operation: The ease of maintenance and operation of the valve is also a factor to be considered when selecting, in order to reduce later maintenance costs and improve work efficiency.

Common Applications of Stainless Steel Threaded Globe Valve

Stainless steel threaded globe valves are widely used in various industrial fields, including but not limited to:

  • Petrochemical industry: Used to control the flow of crude oil, natural gas, and other fluids.
  • Chemical industry: Used to control the flow of various chemical raw materials and products.
  • Power industry: Used to control the flow of steam, water, and other media.
  • Metallurgical industry: Used to control the fluid flow during the metal smelting process.
Stainless Steel Threaded Globe Valve

Stainless Steel Threaded Globe Valve

Comparison between Stainless Steel Threaded Globe Valve and Other Valve Types

Compared with other valve types, the stainless steel threaded globe valve has the following characteristics:

Valve Type Stainless Steel Threaded Globe Valve Ball Valve Gate Valve
Working Principle Move the valve disc up and down by rotating the handwheel Open and close by rotating the ball Open and close by vertically lifting the gate plate
Flow Regulation Can only be fully open or fully closed, not for regulation Can be fully open or fully closed, and some ball valves have regulation functions Can only be fully open or fully closed, not for regulation
Sealing Performance Good, suitable for occasions requiring high sealing performance Good, suitable for a variety of media General, suitable for occasions with low sealing requirements
Fluid Resistance Relatively large, as the medium channel in the valve body is tortuous Relatively small, as the medium channel inside the valve body is straight through Relatively small, as the medium channel inside the valve body is straight through
Applicable Scenarios Occasions where precise control of fluid flow is required Occasions where quick opening and closing are required Occasions that need to withstand high pressure and temperature

In conclusion, the stainless steel threaded globe valve, with its advantages such as simple structure, good sealing performance, and long service life, has been widely applied in many industrial fields. When selecting a valve, comprehensive consideration should be given according to actual needs and application scenarios to ensure the stability and safety of the system.

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