When scaling up, or down, a high-purity liquid installation many complex factors need to be considered, from ensuring the integrity of a transported product, to the cleanliness of the environment, for both the safety of the process and the operator. Oftentimes the flow coefficient Cv (flow capacity rating of valve) is a bit misunderstood. Given the Cv formula can be used for any flow component in a fluid line, most are familiar with it, yet few consider how it relates to their specific installation...
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