Pumps By Material

Pumps By Material
Aluminum, Bronze, Bronze Fitted, Cast Iron, Plastic, Plastic Fitted, Stainless Steel 304, Stainless Steel 316,

The selection of the materials for pumps is at best a compromise between the cost of manufacturer and the anticipated maintenance cost. The selection of the most economical material for any particular service, requires the knowledge of not only the pump design and manufacture, but also of the erosion-corrosion properties of the material under consideration when subjected to the conditions actually encountered in the pump application. Many pump installations start out with a low service factor and through operating experience are gradually up-grated until an acceptable replacement schedule is achieved. For the more corrosive liquids greater modifications and replacement of the wetted parts will be necessary during the life of the pump. Buyer shall determine the suitability of any product for its intended use and assume all risk in connection therewith.


ALUMINUM is a non-ferrous metal, very lightweight, approximately one-third as much as steel. Aluminum exhibits excellent atmospheric corrosion resistance, but can be very reactive with other metals. Browse our selection of aluminum pumps from manufacturers like Pacer, Protek and Little Giant Pumps Pumps.

Bronze is the term used for alloys of copper and tin. Sometimes, bronze is also found with other elements such as phosphorus, manganese, aluminum, or silicon. It is strong and tough, and has wide range of uses in industry. Bronze pumps are commonly specified for use on seawater, hot water and certain chemicals.

Cast grey iron is an alloy of iron, carbon and silicon; easily cast; good pressure tightness in the as-cast condition. Gray iron has excellent dampening properties and is easily machined. It is standard material for general purpose pumps. Gray iron has corrosion resistance that is better than steel in certain environments.

Plastic pumps move fluids that would damage other types of pumps. They provide broad chemical resistance and are less costly and lighter than metal pumps. Some plastic pumps are designed to move abrasive materials, acids, adhesives, chemicals, coolants, hazardous materials, lubricants, diesel fuel, oil, ground water, potable water, salt water, wastewater, sewage, and a variety of liquids.

304 Stainless Steel is the standard "18/8" stainless; it is the most versatile and most widely used stainless steel, available in a wider range of products, forms and finishes than any other. The 304 stainless steel is the grade dominant in the manufacture of drawn stainless parts. It is not suitable for seawater

316 STAINLESS STEEL is an alloy of iron, carbon, nickel, and chromium. A nonmagnetic stainless steel with more ductility than 304 SS. Austinetic in structure, 316 stainless steel has very good corrosion resistance to a wide range of environments, is not susceptible to stress corrosion cracking and is not affected by heat treatment. Suitable for sea water pumping

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