GDL Multistage Pump

GDL multistage pump is a new generation product designed and made by us on the basis of excellent pump types both domestic and overseas and combining the requirements of user and the related fire-figh

  • Model:

GDL multistage pump is a new generation product designed and made by us on the basis of excellent pump types both domestic and overseas and combining the requirements of user and the related fire-fighting standards and following the standard of JB/TQ6435-92


This pump uses a vertical,sectional and stainless steel casing structure to have both inlet and outlet on a same level,of a same aperture and capable high pressure of a multi-stage pump,a less land area of a vertical pump and convenient installation of a features a high efficiency,energy-saving,stable running etc,in addition,because of the wearable mechanical seal,it uses as the shaft seal,it has no leak and a long duration of use.

To satisfy the request of customers, nanhang company have develop GDLS as the outlet on the top of pump, can fit with more outlet as  (0°、90°、180° )   , very convenient to operate   

In order to use more safety pumps, our company have develop special structure pumps, it has advantage of easy install and replace consumable parts as mechanical seal .to enable pump operation and maintain freely


Main use:

This type pumps main use for circling and charging for cold and hot water under high pressure operation,high building parallel water supply, cooling water system etc.


Operation limits:


1.Use for convey clean water and similar water liquid

2.liquid Temperature range:-15℃~+120℃

3.Maximal pressure of system: 2.5MPa

4.Environment temperature: ≤ +40º C,relative humidity lower than 95%

5.pls show on the order if for corrosive and hot liquid, we can use special material to fit the request