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Mark III Pump Parts

100% dimensionally interchangeable with Durco (Flowserve) Mark III -- Group I, II, and III frames. Reverse vane impeller design reduces axial thrust and seal chamber pressure.
External impeller adjustment mechanism -- the industry most innovative design. Allows fast, accurate impeller clearance setting without pump disassembly.
Full wet-end alloy coverage: Hastelloy C-276, Titanium Pd7B, CD4MCuN duplex, CN7M Alloy 20, Nickel, Zirconium. 20-40% cost savings vs OEM with identical performance.
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Product Details

Application Chemical processing, petrochemical refining, corrosive chemical transfer, pulp & paper mill liquors, reverse vane impeller applications, high-temperature services, MRO replacement programs, EPC project procurement
Flow Rate Up to 7,500 GPM (1,703 m3/h)
Head Range Up to 990 ft (302 m)
Temperature -73 degrees C to 370 degrees C (-100 degrees F to 700 degrees F)
Materials CF8M (316SS), CD4MCuN (Duplex), CN7M (Alloy 20), WCB (Carbon Steel), Hastelloy B, Hastelloy C-276, Nickel 200, Titanium Grade Pd7B, Zirconium 702
Pressure Rating Up to 27 bar (400 PSIG)

1.Our pumps could be 100% interchangeble with leading enterprise’s Mark III series.

 

2.The wet ends material like Titanium, Nickel, Hastelloy C, A20, CD4M, 316SS, Cast Steel etc are all available.

 

 

The mark III chemical technique pump is a horizontal, give up suction, unmarried level, centerline discharge, centrifugal pump. It is an “ANSI” trendy pump, this means that it conforms to the ASME B73.1M ANSI standard.

 

Application: 

• Acid transfer

• Brine

• Chemical processing

• Petrochemical processing

• Corrosive services

• Food and beverage processing

• Hydrocarbon processing

• Pharmaceuticals Polymers

• Pulp and paper

• Seawater

• Slurries

• Solvents

• Steel and primary metals

• Water and wastewater treatment

Operating Parameters

• Flows to 1680 m 3 /h 

• Heads to 215 m 

• Pressures to 27 bar 

• Temperatures from -73°C  to 370°C 

Available Size:6’’-16’’

Part Name

Material

Ductile Iron

316SS

CD4MCu

Alloy 20

Nickel

Hastelloy C

Titanium

Casing

316SS

CD4MCu

Alloy 20

Nickel

Hastelloy C

Titanium

Impeller

316SS

CD4MCu

Alloy 20

Nickel

Hastelloy C

Titanium

Cover

316SS

CD4MCu

Alloy 20

Nickel

Hastelloy C

Titanium

Frame

Ductile Iron

Bearing Housing

Ductile Iron

Adaptor

Ductile Iron

Shaft

316SS/4140

Sleeve

316SS

CD4MCu

Alloy 20

Nickel

Hastelloy C

Titanium

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