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Marine Rotary Gear Pumps

Thrust Ahead!

Marine gear pumps are vital components in various maritime applications, known for their reliability and efficiency in handling different types of fluids. From the technical aspects of marine gear pumps, their use is in nuclear power plants, within internal combustion engines, high-pressure systems, seawater lift mechanism and other critical areas.

ZH ZHm ZHr ZHNm pumps must withstand extreme conditions and maintain high reliability, as any failure can lead to catastrophic consequences. The use of high-grade stainless steel, such as AISI 316 is common in these pumps due to its excellent corrosion resistance and durability in harsh marine environments.

Gear pumps are also essential in internal combustion engines, particularly in lubrication and fuel systems. They ensure the efficient delivery of oil and fuel under high pressure, contributing to the engine’s overall performance and longevity. The mechanical engineering technology behind these pumps ensures precise control and high efficiency, which is critical for the demanding operational conditions of marine engines.

Handling high-pressure systems on ships, such as those found in hydraulic systems and high-pressure water jet systems, rely heavily on the robustness of marine gear pumps. These pumps must be capable of handling high pressures without compromising on efficiency or reliability. The design and material selection, including the use of various stainless steel grades, are critical to their performance in these applications.

Marine environments are highly corrosive, necessitating the use of advanced stainless steel grades in the construction of gear pumps. Commonly used grades include 304, 316, and duplex stainless steels. These materials offer superior resistance to corrosion and wear, ensuring longevity and reliability. The choice of stainless steel grade depends on the specific application requirements, including pressure, temperature, and fluid type.

Advancements in mechanical engineering technology have significantly enhanced the performance and reliability of marine gear pumps. Innovations such as precision machining, improved sealing technologies, and advanced materials have contributed to the development of pumps that can operate efficiently under extreme conditions.

These technological advancements are detailed in resources like the ZH pump types catalogue available on request by METRORAD

ZH Pump Jugoturbina marine gear rotary.
ZH marine rotary gear pump Jugoturbina