General Description

Type CRZA petro chemical process pumps, according to API 610(8th edition), for pumping clean or slightly polluted. cold or hot, chemically neutral or aggressive liquids.

Application ranges

In refineries, petrochemical industry, coal processing and low temperature engineering.

In chemical industry, fibre and general processing industries, particularly in paper and pulp industries, sugar industry.

In water industry, particularly seawater desalination plants, power stations.

In heating and air-conditioning, environmental protection engineering, ship and offshore industries.

Performance range

Sizes  DN：25-400mm

Capacities（Q）3-2600m³/h

Head（H）4-250m

Operating Pressures（P）2.5MPa

Operating temperatures （T）：-40℃～+300℃-40℃～+450℃（Center support）

Instruction of pump type

For example：CRZA80-160A

CR—made in CREDO PUMP

ZA—single stage Chemical Process Pumps

80——pump outlet diameter

160——impeller diameter

A—— outer diameter of impeller is changed the first, second time.

Construction

Single-stage, horizontal, radial split volute casing pumps with feet below and single-entry radial impeller, end suction branch, radial upwards discharge branch.

Depending on operating conditions hydraulic balance provided by front or rear wear rings and balance holes. Casing cover with cooling or heating connections, shaft sealing by packing or mechanical seals of any design(single or double working), connections for cooling, flushing or sealing liquid

Standardized pipe work according to API plans.

The rotation of the pump rotor is clockwise looking from the motor to pump.

Pumping medium

Organic acid and inorganic acid such as sulfuric acid, nitric acid, hydrochloric acid, phosphoric acid, which at various temperature and concentration.

Various salt solution.

Various liquid petroleum chemical products, organic compound as well as raw materials with corrosive and the products.

At present, anti corrosive materials for pumps provided by our plant can meet all the requirements of the medium mentioned above. Please provide the detail service conditions for pump to us, when you order.