Pumps Wiki Knowledge

What are the common construction materials used for water well pumps

Common construction materials used for water well pumps:

1. Cast Iron: Cast iron is a popular material for pump casings and impellers. It is durable, corrosion-resistant, and can withstand high pressures. Cast iron components are commonly used in submersible pumps.

2. Stainless Steel: Stainless steel is highly resistant to corrosion and is often used in submersible pumps for wells with corrosive water or high mineral content. It provides excellent durability and can withstand prolonged exposure to water.

3. Bronze: Bronze is often used for pump impellers and other components that come into contact with water. It is corrosion-resistant and has good mechanical properties. Bronze is commonly used in shallow well jet pumps.

4. Thermoplastics: Some water well pumps, particularly submersible pumps, feature components made from thermoplastics such as PVC (polyvinyl chloride) or thermoplastic composites. These materials offer good corrosion resistance, lightweight construction, and are suitable for use in wells with non-corrosive water.

5. Fiberglass Reinforced Plastic (FRP): FRP is a composite material that combines fiberglass with a polymer matrix. It is lightweight, corrosion-resistant, and can be used for both above-ground and submersible pumps. FRP pumps are suitable for wells with corrosive water or where weight is a concern.

6. Brass: Brass is occasionally used in pump construction, particularly for fittings, valves, and smaller components. It is corrosion-resistant, has good strength, and is suitable for use in certain applications.


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