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  • How to Respond to Mechanical Seal Leakage in a Centrifugal Pump

    Date:2019-07-30

    In order to understand centrifugal pump leakage, its important to first understand the basic operation of a centrifugal pump. As the flow enters through the impeller eye of the pump and up the impelle

  • Mechanical Seals for Water and Wastewater Pumps

    Date:2019-07-19

    Because mechanical shaft seal failures are the number one cause of pump downtime, the writer decided to dedicate this column to mechanical seal basics. Because mechanical shaft seal failures are the nu

  • API Certification

    Date:2014-09-04

    Congratulations ! Shanghai Trisun Parts Manufacture Co. Ltd has passed API (American Petroleum Institut ) Certificate in May 2014

  • Improve Welding Equipment

    Date:2014-09-04

    Shanghai Trisun Songjiang Factory imports advanced metal below welding equipment from American, products quality has been improved close to western standards.

  • Wenzhou Trisun new Production Base

    Date:2015-12-29

    GoodNewsofWenzhouTrisunSealManufactureCo.Ltd.!!!ItsnewproductionplantiscompletedandcomeintooperationinMay2015. Moreover,itsproductioncapabilityhasbeincreasedby70%andweheartedlywelcomeyoutovisitournewf

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