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Centrifugal pumps with closed impeller ISO 2858-5199
RD pumps
Simple and modular construction ISO 2858-5199 norms. Discharge sizes from DN 32 to DN 125. High hydraulic efficiencies and low NPSH value (investment casting impellers). Heavy duty shaft and bearings. Only 3 bearing brackets for the whole range. Only 1 casing cover fits every seal arrangement.
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RD pumps can handle aggressive organic and inorganic liquids in the chemical and petrochemical industries. They are also used in sea water desalination plants, absorption equipment in environmental engineering, power stations, steel industry and hot water distribution.
Technical Specifications
Maximum flow rate: 500 m3/h
Maximum head: 140 mwc
Maximum pressure: 16 BAR
Maximum temperature: 220° C
Materials
Standard: AISI 316.
On request: Duplex, Superduplex, AISI 304, AISI 904, Hastelloy B and C.
Hydraulic
Closed impeller
UNIONS
Standard: UNI EN 1092-1 PN 16
On request: ANSI 150
