API 610 OH6 (ISO 13709 std )
GSB series of high speed pumps are a novel kind of chemical process pump.
Integrally gear driven centrifugal pumps, featuring a modular design with an independent gear box and wet end, the impeller is mounted directly to the gearbox output shaft. There is no coupling between the gearbox and pump; however, the gearbox is flexibly coupled to its driver. The pumps may be oriented vertical or horizontally.It can replace reciprocating pump and multistage centrifugal pumps in the field of low flow and high head, which can be widely used in petrochemical, power plant, mining, sea water desalination, etc.