Hastelloy Gear Pumps

Gear pumps of the 2040 – 5040 series are used in applications where the highest demands are placed on the corrosion resistance of all components. Gear pumps of this material are distinguished by a particularly wide application range for both oxidizing as well as reductive, chloric media.

Operating ranges

Flow rate 4ml/min to 100 l/min
Available displacement 0.09; 0.16; 0.26; 0.45; 0.7; 1.1; 2.8; 4.5; 7.1; 13; 21; 35 ccm/U
Differential pressure Up to 7 bar
Viscosity range 0.6 to 10,000 mPas
Suction head Up to 8 m
Temperature range -20°C to +70°C
Inlet pressure -0.95 to 100 bar
94/9/EC (ATEX) II 2 G and II 2 D

Examples of fluids

  • Sulfuric acid
  • Potassium chloride
  • Sodium hypochlorite
  • Sodium chloride
  • Iron III chloride

Examples of applications

  • Water treatment
  • Sewage plants
  • Desalination of sea water
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