10 Things to Know About Operating Valves in Industrial ...

Industrial valves are indispensable flow control devices that regulate, isolate, initiate, stop, and alter the direction of fluids. These devices can also relieve excess pressure from a piping system or from pressurized vessels. There are multiple valve designs and sizes to suit different industrial applications. Choosing or utilizing the wrong valve can affect the quality and consistency of industrial processes negatively. Engineers consider several process variables, fluid properties and environmental conditions when sizing and selecting valves.

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Effective industrial valves should provide a reliable and durable fluid service &#; dispensing fluids at the required flow rates, sealing against leakages, backflows and emissions, and maintaining optimal sensitivity to pressure and temperature changes in the pipeline. Valve components should provide adequate physical and chemical resistance to corrosion by service fluids and immediate environments.

Understanding the operation of different categories of valves is beneficial for choosing and customizing flow control solutions for several industrial applications. How complex is the valve selection process, and what factors should engineers consider when selecting industrial valves to minimize their total cost of ownership?

1. 

Compatibility of Valve Materials with the Service Media

Industrial pipelines handle fluids with different physical characteristics &#; they can be liquid, gaseous or semi-solid (slurries), with varying chemical compositions. One should explicitly understand the qualities of the service fluid before choosing a valve. Materials used to manufacture valves should provide adequate resistance to the erosive actions of service fluids. Abrasive fluids cause premature failure of internal components like seals and closing mechanisms.

Ensure that valve materials are compatible with the service media. Extreme fluid service pipelines &#; like industrial chemical pipelines, viscous fluid service and cryogenic applications &#; require valves made from stainless steel, molybdenum and/or even chromium alloys. The valves can utilize metallic or chemically resistant seals. These materials provide excellent corrosion resistance and can accommodate extreme temperature and pressure changes. If unsure of compatibility, always talk with a valve engineering expert to confirm proper configuration for your service.

2. 

Temperature and Pressure Classifications

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Every pipeline has a specific temperature and pressure class, defining the allowable operating range. The performance of an industrial valve should remain consistent as the pressure and temperature of the service fluid change. High process temperature and pressure can lower the strength of valve materials, increasing the risk of valve shell rupture.

When selecting industrial valves, one should confirm if the temperature and pressure range is within the desired pipeline ratings. Valve materials and wall thicknesses should accommodate the maximum pressure and temperature of the pipeline without failing over multiple cycles. The valve should provide a reliable safety margin, in case an emergency causes fluid conditions to exceed the designed limits. Manufacturers rely on standards like ASME B16.34, which defines the allowable pressure and temperature ratings for different body materials.

Valves are essential components in various industrial applications, including the processing of oil and gas, water treatment, power generation, and chemical manufacturing. They control the flow of liquids, gases, and other materials through pipelines, ensuring that the process runs smoothly and safely. When it comes to purchasing industrial valves, it&#;s essential to consider several factors to ensure you&#;re making the right decision. In this blog post, we&#;ll guide you through the process of buying industrial valves and help you make an informed purchase.

5 Step Suggestions for industrial valve buyers

The first step in buying industrial valves is to determine the type of valve that is appropriate for your application. There are several types of industrial valves, including ball valves, gate valves, globe valves, check valves, and diaphragm valves, among others. Each type of valve is designed to perform specific functions, and choosing the right type will depend on the characteristics of the fluid or material you&#;re handling, the temperature and pressure of the system, and the level of control you need.

Another important factor to consider when buying industrial valves is the size and pressure rating. Valves come in different sizes and pressure ratings, and you must choose the appropriate size and pressure rating for your system. The size of the valve is determined by the diameter of the pipeline it will be installed on, and the pressure rating will depend on the maximum pressure the valve can withstand without failing. It&#;s essential to choose a valve with the correct size and pressure rating to ensure it operates safely and effectively.

When purchasing industrial valves, it&#;s essential to ensure that they meet relevant certifications and compliance requirements. This will help you avoid purchasing substandard products that may fail prematurely or pose a safety hazard. The most common certifications for industrial valves include API, ISO, and CE. Make sure the valve you choose meets the necessary certifications and standards for your industry and application.

The reputation of the manufacturer is another important factor to consider when buying industrial valves. You want to purchase valves from a reputable manufacturer with a history of producing high-quality products. Look for manufacturers with a solid track record of producing valves that are reliable, safe, and durable. You can research the manufacturer&#;s history and customer feedback to get a better understanding of its reputation.

The cost of industrial valves is another important factor to consider, and it&#;s essential to find a balance between price and quality. While it may be tempting to opt for the cheapest option, this may not always be the best decision in the long run. High-quality valves can be more expensive, but they are typically more reliable and will last longer, saving you money in the long run.

In conclusion, when buying industrial valves, it&#;s essential to consider several factors to ensure you&#;re making an informed decision. From determining the type of valve you need, to evaluating the manufacturer and considering the cost, these are all crucial factors that will impact the success of your industrial application. By taking the time to consider these factors, you can be confident that you&#;re making the right decision and purchasing industrial valves that will meet your needs and provide long-lasting performance. THINKTANK is one of the best industrial valve manufacturers in China, so if you have any questions, please do not hesitate to contact us for a free consultation.

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