API is a shorthand for the American Petroleum Institute, its petrochemical and natural gas industry and heavy chemical industry standard centrifugal pumps used in API610, widely recognized by the world, this standard is considered within the context of the worlds most stringent standards pump .API610The latest version of the current API610 is the tenth version, but can really be fully implemented in China to the eighth edition of the very few manufacturers have, in my company only a few products can fully meet the specification requirements of the eighth edition of API610.