Introducing the Starline Multi-Port Ball Valves – the pinnacle of versatility and reliability in fluid control systems. Engineered to exceed expectations, the Starline Multi-Port Range seamlessly integrates the manufacturer's expertise into a comprehensive lineup of 3 & 4 Way, L or T Port Ball Valves. Crafted with precision and attention to detail, these valves are the preferred choice across a spectrum of industries including Petroleum, Chemical, Petrochemical, and beyond. Designed to meet the demands of rigorous applications, the Starline Multi-Port Ball Valves boast a bolted body construction, ensuring robustness and durability under pressure.

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Key features and benefits of MultiPort Ball Valves.

Key Features

The Starline Multi-Port Ball Valves offer a comprehensive range of configurations, including 3 & 4 Way, L or T Port options. This versatility ensures compatibility with various fluid control systems, making them suitable for a wide range of applications across industries such as Petroleum, Chemical, and Petrochemical.

Key Features

These valves are built to last, featuring a bolted body construction that enhances durability and resilience under pressure. With an anti-blowout shaft and encapsulated soft seat, they are engineered to withstand harsh operating conditions, ensuring long-term reliability and safety.

Key Features

One of the standout features of the Starline Multi-Port Ball Valves is their ability to provide high integrity shutoff at both low and high pressures. This exceptional performance makes them the perfect choice for critical applications where precise control and dependable shut-off capabilities are essential for maintaining process integrity and safety.


Size:	DN8 - DN65 (3/8" - 2 1/2")
Body Material:	ASTM A105 - LF2 - 316 - 316L - and Special Materials
Design Standard:	ASME B16.34 - ASME B31.1 - BS5351 - P.E.D. 97/23/EC - ATEX 94/9 CE
Temperature:	-101° C UP TO +260° C
Applications:	Petroleum, Chemicals, Petrochemicals, Gas Application and Allied Industries
Test Certificate:	UNI EN 10204 Type 3.1B

Starline Ultra Star Ball Valves are distinguished by their advanced features, including an anti-blowout proof stem design, double seal soft insert seats, and automatic relieving in case of over-pressuring. These features ensure enhanced safety, reliability, and performance in fluid control applications.

The anti-blowout proof stem design of Starline Ultra Star Ball Valves prevents stem ejection under pressure, minimising the risk of accidents or damage during operation. This feature ensures that the valve remains securely in place, even under high-pressure conditions.

The double seal soft insert seats provide superior sealing performance and leakage prevention, enhancing the valve's reliability and longevity. This design ensures tight sealing, even in demanding industrial environments, thereby reducing the risk of fluid leaks and minimizing maintenance requirements.

The automatic relieving feature in Starline Ball Valves activates in case of over-pressuring within the valve body, automatically relieving excess pressure to prevent damage or failure. This functionality ensures system integrity and uninterrupted operation, safeguarding equipment and personnel.

The three-piece bolted construction facilitates easy maintenance and servicing of Starline Ultra Star Ball Valves, allowing for quick disassembly and reassembly. This feature streamlines maintenance procedures, reducing downtime and enhancing operational efficiency.

Starline Ball Valves are designed to provide high-integrity shut-off at both low and high pressures, ensuring reliable performance across a wide range of operating conditions. This capability enhances process control and system safety in various industrial applications.

The double block and bleed feature in Starline Ball Valves allows for isolation and verification of fluid flow, providing added safety and security in critical processes. This functionality enables operators to maintain control over fluid flow and monitor system integrity effectively.

The floating seats spring energised design ensures consistent sealing and enhanced reliability in Starline Ball Valves. This feature enables the seats to adjust to variations in pressure and temperature, maintaining tight sealing and preventing leakage over time.

The ISO 5211 top cover flange provides a standardised interface for easy automation of Starline Ball Valves, facilitating seamless integration with actuation systems. This feature simplifies valve operation and control, enhancing overall system efficiency and performance.

Yes, Starline Ball Valves are fire test approved, ensuring compliance with industry standards for fire safety. This certification underscores the valves' ability to withstand high-temperature environments and maintain operational integrity during fire emergencies.

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Multiple Ports: Multiport valves are characterised by their ability to divert or combine fluid flow between multiple ports within a single valve body. This design feature allows for versatile flow control options, such as diverting flow between two or more pipelines, combining flows from multiple sources, or selectively isolating specific sections of a system.
Configurable Port Configurations: Multiport valves often come with configurable port configurations, offering various options for inlet, outlet, and bypass connections. Common configurations include three-way (T-port) and four-way (L-port) designs, each serving different flow distribution requirements.
Durable Construction: Multiport valves are typically constructed from robust materials such as stainless steel, brass, or PVC, ensuring durability and resistance to corrosion, erosion, and chemical damage. This construction quality enables the valves to withstand demanding operating conditions in diverse industrial applications.
Sealing Mechanisms: Effective sealing mechanisms are crucial for preventing leakage and ensuring system integrity. Multiport valves utilize advanced sealing technologies such as ball seals, O-rings, or seats made from resilient materials like PTFE (Teflon) to achieve tight shut-off and reliable performance.
Smooth Flow Transitions: The design of multiport valves aims to minimize turbulence and pressure drop across flow paths, ensuring smooth flow transitions between different ports. This feature helps maintain system efficiency and reduces energy consumption, particularly in applications where fluid velocity control is critical.