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Submitted Chris Haslego, Nov 21 2011 11:21 AM | Last updated Nov 21 2011 01:29 PM




Category: Refining
Question: When is it necessary to use a pump that complies with API-610?
Keywords: v1i9,api,610,pump,necessary,dangerous,flammable,fluids
Answer: The American Petroleum Institute has standards for pumps that generally apply to a service for toxic, flammable, or explosion-prone services where one or more of the following conditions are expected:A. Head exceeds 350 ft (106.6 m)B. Temperature of fluid exceeds 300 ??F (149 ??C) on pumps with discharge flanges larger than 4 in. or 350 ??F (177 ??F) on pumps with 4 in. or smaller discharge flanges.C. Driver horsepower exceeds 100 hp (74 kW)D. Suction pressure is in excess of 75 psig (516 kPa)E. Rated flow exceeds flow at best efficiency point (BEP)F. Pump speeds in excess of 3,600 rpm.While these are not "hard and fast" rules, they used as guidelines. Reference: Improving Machinery Reliability, Gulf Publishing, ISBN 0884156613


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