Type DL pump is single-suction multi-stage vertical centrifugal pump. It is used for water supply in town and city as well as concentrated heating system. It is provided for transferring clear water or other liquid with physically and chemically similar to clear water. The temperature of the liquid generally is below 80 deg C. Type DLR pump is used to transfer the liquid below 120 deg C.

1. Performance range
Capacity Q: 4.9 ~ 12.6m3/h
Head H: 21 ~ 217m
Construction
The pump is vertically mounted. It has the features of compact structure, low noise and space-saving. The shaft seal can be either packing seal or mechanical seal.

2. Materials of tolerance parts: The medium-contacting parts I. E. Suction casing, stage casing, discharge casing, impeller, seal ring are made of cast iron, the material of shaft is high--quality carbon steel.

3. Description of pump type
For example 65DL16X5
65_ Inlet diameter (mm).
16_ Single-stage head (m).
DL_ Vertical multi - stage segmental centrifugal pump.
DLR _ Vertical multi-stage segmental hot water centrifugal pump.
16_head of one stage
5 _ Four stages.

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