The Development & Market Prospects of Valves for Natural Gas Pipelines
- Jan 14, 2022
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With the continuous innovation of valves used for natural gas pipelines, while traditional pipeline valves continue to play their roles, many valves with new structures and new functions are...
The Structural Advantages and Standards of Ball Valves
- Dec 24, 2021
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Items Names Structural advantages Design Standards 1 Internally threaded ball valves, socket welded ball valves, integral ball valves and split ball valves 1. Reduced bores or...
Requirements of API 6D and API 608 Concerning Ball Valves (Part Three)
- Dec 08, 2021
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2.4 Requirements for installation and maintenance API 608 ball valves belong to process pipeline ball valves. Generally, they can be installed in the factory. If the construction site...
Requirements of API 6D and API 608 Concerning Ball Valves (Part Two)
- Nov 29, 2021
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In addition to the functions of draining and venting of the API 6D ball valve, it should also have a central cavity overpressure relief function. The DIB-2 valve seat can be used to release the overpressure...
Requirements of API 6D and API 608 Concerning Ball Valves (Part One)
- Nov 15, 2021
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Combine engineering practice experience and clarify the difference and connection between API 6D pipeline ball valves and API 608 ball valves in terms of structural design, performance requirements and test...
Technical Requirements for Purchasing Valves
- Oct 26, 2021
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Specifications and categories of valves 1. The valve's model should be marked based on requirements of the national standard. If it is a corporate standard, the relevant description...
New Trends in Chemical Valves
- Oct 10, 2021
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What are the new trends in chemical valves? "Peaking and neutrality of carbon" is a profound transformation of a socio-economic system. With the dual carbon goal, the domestic...
How Is A Valve Manufactured?
- Sep 25, 2021
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You may think that a valve has a few parts, simple structure and average accuracy. However, high requirements are put forward for the core sealing parts of a valve. Moreover, a valve has complicated manufacturing...
Optimal Design of Sealing Pairs of Wedge Gate Valves with Large Diameters (Part Two)
- Sep 13, 2021
- Hits: 22
3.2.2 The size of the wedge The wedge is made from WCB, which is the same as the valve body and is integrally casted (Figure 4). Calculate the thickness tB of the wedge, and get the...
Optimal Design of Sealing Pairs of Wedge Gate Valves with Large Diameters (Part One)
- Aug 27, 2021
- Hits: 37
The structure and working characteristics of sealing pairs of wedge gate valves with large diameters are discussed in this article. Structure of sealing pairs of wedge electric gate valves...