I. Product Overview: 
 GDL Vertical Multi-stage pipeline centrifugal pump is a Division I combine the requirements of users on the basis of outstanding foreign pump and fire standards, and in accordance with JB/TQ6435-92 standard design and manufacture a new generation of products. 
 Pump suction, discharge outlet is located along the same line. Rotor components from the shaft, impeller, impeller gear, bushings and other parts, the water segment, the middle of the water segment, tighten bolts links. Seal with mechanical seal and balance the pressure on water for lubrication and cooling. Is a major industry hot and cold water, or physical and chemical properties similar to water and other liquid delivery pump. 
 Secretary of the products used in all computer designed and optimized, the company has strong technical force, rich production experience and improve the detection means in order to ensure stable and reliable product quality. 

 Second, vertical multi-stage pipeline centrifugal Scope: 
 Widely used in the system of high-pressure run hot and cold water circulation and booster pumps in parallel high-rise building water supply, fire protection, boiler feed water and cooling water systems and a variety of irrigation fluid transportation and other. 

 Third, the product features: 
 A hydraulic model is advanced: high efficiency, wide range of performance. 
 2, installation, easy maintenance: pipeline installation, import and export can be installed in the pipeline in any position and any direction as the valve installation and maintenance very easy. 
 3, beautiful shape: high quality stainless steel jacket, beautiful appearance. 
 4, less operating and maintenance costs: The high quality mechanical seal, wear-resistant, no leakage, long life, low failure rate, with fewer operating and maintenance costs. 
 5 unique components to reduce noise: the unique design of hydraulic components, good flow performance, reduce flow noise. 
 6, the vertical structure, small footprint. 

 Fourth, the technical parameters: 
 Flow :2-160m3 / h; 
 Head :24-200m; 
 Power :1.1-90kw; 
 Speed: 2900r/min; 
 Caliber: φ25-φ150; 
 Temperature range: -15 - +120 ° C; 
 Working pressure: ≤ 2.5Mpa.