Mariani Threaded Globe Valves

Threaded Mariani Globe Valves are compatible with a wide range of fluids, including seawater, fuel, oil, and steam, ensuring versatility in marine and industrial applications. Their compact design makes them ideal for space-constrained environments, while their user-friendly operation allows for manual control or automation with electric or pneumatic actuators. By choosing Mariani Threaded Globe Valves, marine operators and offshore professionals can ensure efficient fluid control, long-lasting durability, and compliance with stringent industry regulations. These valves represent a reliable and cost-effective solution for vessels, offshore platforms, and industrial applications requiring precise and secure fluid regulation.

Key Features

Key features and benefits of Mariani Threaded Globe Valves.
1

Key Features

With a threaded connection, these globe valves offer quick and hassle-free installation, making them ideal for tight spaces and smaller piping systems. Their design allows for easy removal and maintenance without requiring complex tools or welding.
2

Key Features

Manufactured from high-quality marine-grade bronze or stainless steel, these valves resist rust and degradation even in harsh saltwater environments. This ensures long-term durability and reliability for critical marine and offshore applications.
3

Key Features

Engineered for smooth throttling, these valves provide excellent flow regulation with minimal pressure drop. The precision-machined sealing surfaces ensure a leak-proof shutoff, reducing fluid loss and improving operational efficiency.

335 Series

The Mariani 335 Series Globe Valves are designed to deliver reliable and precise flow control in demanding marine and industrial applications. Built with high-quality marine-grade materials such as bronze and stainless steel, these valves offer excellent resistance to corrosion, making them ideal for seawater, fuel, oil, and steam systems. Their robust construction ensures long-term durability, even in harsh environments like ship engine rooms, offshore platforms, and industrial processing plants.

Size range: DN08 - DN100 (1/4" - 4")
Connection: Threaded
Working pressure: 225psi
Material: Bronze
Applications: Potable/Waste/Sea Water, Cooling Systems, Oil, Gases, Air, Desalination, Marine Applications
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338 Series

Designed to handle high temperatures and pressures, the 338 Series is a reliable choice for critical fluid control applications. Whether used in ship engine rooms, offshore rigs, or industrial processing plants, these valves deliver long-lasting performance with minimal operational downtime. Their compact yet durable design makes them an essential component for marine engineers and operators looking for efficient and dependable flow regulation.

Size range: DN08 - DN100 (1/4" - 4")
Connection: Threaded
Working pressure: 450psi
Material: Bronze
Applications: Potable/Waste/Sea Water, Cooling Systems, Oil, Gases, Air, Desalination, Marine Applications
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352 Series

The Mariani 352 Series Globe Valves offer versatility for different installation requirements. Their robust design reduces maintenance needs, while optional automation compatibility allows for integration with electric or pneumatic actuators for remote operation. Whether used in industrial or marine applications, these globe valves provide efficient, long-lasting, and dependable performance in fluid control systems.

Size range: DN08 - DN100 (1/4" - 4")
Connection: Threaded
Working pressure: 450psi
Material: Bronze
Applications: Potable/Waste/Sea Water, Cooling Systems, Oil, Gases, Air, Desalination, Marine Applications
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353 Series

These globe valves feature a rugged construction with a flanged or threaded connection for easy installation and maintenance. Their precision-machined sealing surfaces provide tight shutoff, minimizing leakage and optimising system efficiency. The handwheel operation allows for manual control, but the valves can also be automated with electric or pneumatic actuators for enhanced functionality.

Size range: DN08 - DN100 (1/4" - 4")
Connection: Threaded
Working pressure: 700psi
Material: Bronze
Applications: Potable/Waste/Sea Water, Cooling Systems, Oil, Gases, Air, Desalination, Marine Applications
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Marine Services

General Marine services can include work for a number of various applications including Fire Protections Sprinkler Systems, Wastewater, Potable Water, Cooling & Ballast, HVAC, Ship Side Valves and Ballast Systems. Our marine valves are produced with the highest quality materials, ensuring durability and longevity.

354 Series

These valves feature precision-machined sealing surfaces and a streamlined internal design that optimizes fluid flow while minimising turbulence and pressure drop. Available in a range of sizes and pressure ratings, they conform to international maritime standards, ensuring compliance with classification societies such as ABS, DNV, and Lloyd’s Register.

Size range: DN15 - DN100 (1/2" - 4")
Connection: Threaded
Working pressure: 450psi
Material: Bronze
Applications: Potable/Waste/Sea Water, Cooling Systems, Oil, Gases, Air, Desalination, Marine Applications
Find Out More

355 Series

These valves feature precision-machined sealing surfaces and a streamlined internal design that optimises fluid flow while minimising turbulence and pressure drop. Available in a range of sizes and pressure ratings, they conform to international maritime standards, ensuring compliance with classification societies such as ABS, DNV, and Lloyd’s Register. By integrating Mariani 355 Series Globe Valves into your system, you benefit from superior durability, precision flow regulation, and industry-leading reliability, making them a trusted choice for marine, industrial, and offshore applications.

Size range: DN15 - DN100 (1/2" - 4")
Connection: Threaded
Working pressure: 450psi
Material: Bronze
Applications: Potable/Waste/Sea Water, Cooling Systems, Oil, Gases, Air, Desalination, Marine Applications
Find Out More

Frequently Asked Questions

Mariani Marine Globe Valves are typically made from corrosion-resistant materials like bronze, stainless steel, and other marine-grade alloys. These materials ensure durability and long service life in harsh saltwater environments.

These valves are primarily used in the marine, shipbuilding, and offshore industries. They are essential for applications such as seawater cooling, ballast systems, fuel handling, and other critical fluid control processes.

Globe valves offer precise flow control and excellent sealing capabilities, making them ideal for regulating fluid flow in marine systems. Their design minimises leakage and ensures efficient performance in high-pressure environments.

Yes, these valves are available with flanged, threaded, and welded end connections. This flexibility allows for seamless integration into various piping systems on ships and offshore platforms.

Yes, these valves are designed to withstand extreme temperatures, making them suitable for steam, hot water, and other high-temperature applications in marine settings.

Yes, they are manufactured to meet international maritime regulations and standards, including those set by classification societies such as ABS, DNV, and Lloyd’s Register.

These valves come in a range of sizes, typically from DN15 (1/2") to DN300 (12"), to accommodate different flow requirements in marine applications.

They feature precision-machined sealing surfaces and high-quality seats, ensuring tight shutoff and minimal leakage, even under high-pressure conditions.

Yes, their design allows for precise throttling and regulation of fluid flow, making them ideal for controlling flow rates in shipboard systems.

Regular inspection, cleaning, and lubrication of moving parts are recommended to maintain optimal performance. Periodic checks on the sealing surfaces and packing are also essential for longevity.

Yes, Mariani Marine Globe Valves can be fitted with electric or pneumatic actuators for remote operation, improving efficiency and control in marine systems.

They can be sourced from specialised marine valve suppliers, shipbuilding contractors, and authorised distributors who cater to offshore and maritime industries.

FAQ

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Mariani Marine Threaded Globe Valves