Flowserve offers the world’s most extensive lines of ISO 13709/API 610 and ISO 2858-5199/ANSI B73.1 compliant designs along with pumps designed to ASME, nuclear, JIS and other globally recognized design standards. In addition to offering more than 100 distinct pump models, Flowserve also provides its customers unequaled engineering and technical support with the industry’s most progressive hydraulics, mechanical, materials, monitoring and diagnostics capabilities.

Chemical Processing


ASME (ANSI) and ISO Standard Pumps

Flowserve sells and services a complete line of single stage, overhung ASME B73 and ISO 2858-5199 chemical process pumps. The offering includes shaft sealed and sealless magnetically driven pumps, long and close coupled models, and both metallic and non-metallic materials options.

  • Mark 3 ® ASME Standard
  • CPX ISO Standard
  • CPXP Self-Priming and Mark 3 Unitized Self-Priming
  • PolyChem™ Process
  • Water and Auxiliary Services Pumps

    Single Stage, Overhung, General and Slurry Service.

  • CPXV Vertical Sump