The VBBS-T, VBBS-D and VBBS-T series are all horizontal two-stage single-suction pumps. The VBBS-D series are horizontal two-stage double-suction, are radially split, the rotor is supported at both ends of the center line of installation. It is in compliance with the API610 standard BB2 structural forms. The overall design meets API610 standards, and API682 sealed heavy-bi cavity requirements. Used in high temperature and pressure conditions for heavy chemical refineries and the natural gas industry.