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Help. Valve selection issue.

2016-05-03View Original

Thread Content

The company is engaged in the storage and transportation of hazardous liquids, and it wants to replace a batch of automatic valves; it’s not sure which type would be the best choice. I came to the forum to ask the seniors. 1. When installed on DN200 pipelines for low-flash-point hazardous liquids, is pneumatic or electric better? What about electromagnetism? 2. Which manufacturer’s products are better? What are the ones available in China, and what about those abroad? 3. What should be a reasonable price for domestic products?
Reply #22016-05-07
I deal in valves; contact me at QQ 191811070. Your help will make things easier for us to handle
Reply #32016-05-09
Selection is only possible when there is a parameter table; are hazardous chemicals flammable and explosive or something else?
Reply #42016-05-13
Hello, no matter which type of valve you choose, detailed parameters are required: the operating pressure of the medium, the temperature of the medium. For solenoid valves, voltage, operating mode, and whether it is normally open or normally closed are also needed. You can contact QQ703283612 for technical discussions
Reply #52016-05-14
Hello! What is a medium? Are substances such as chlor-alkali, polycarbonyl esters (PCA), phosgene, fluorine, hydrogen chloride, chlorosilanes, and nitrogen trifluoride (NF3) hazardous materials that are corrosive, flammable, capable of self-ignition, cause erosion, and present risks associated with high vaporization rates and fast flow speeds? Or all Class M liquid media specified in ASME B31.3? Please provide detailed technical parameters and operating conditions so that we can recommend suitable imported valve brands. For contact information, please see the message within the site.
Reply #62016-05-23
This post was last edited by Sammy_Wang on 2016-5-23 at 13:42. I just wanted to ask if you need pipes; we also manufacture valves

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