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Orbital Ball Valve Maker

Naishi high-performance ball valves are engineered for precision, durability, and reliability in demanding industrial applications. The orbital ball valve offers smooth and consistent operation, ideal for frequent on/off control, while the welded regulating ball valve provides accurate flow regulation under high-pressure conditions.

Designed according to international standards such as ASME, ANSI, EN, BS, DIN, API, GB, and GOST, these valves ensure excellent sealing, long service life, and minimal maintenance. Suitable for use in oil, gas, chemical, and petrochemical industries, they combine advanced design and robust materials to deliver superior performance and operational efficiency.

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Company Profile

Zhejiang Naishi Valve Co., Ltd. specializes in the manufacturing of a comprehensive range of Ball Valve and magnetic ball valve factory, adhering to international standards such as ASME, ANSI, EN, BS, DIN, API, GB, and GOST. Our product dimensions span from DN10 to DN1600, encompassing a diverse portfolio that includes track ball valves, forged steel high-pressure gas ball valves, fully welded ball valves, floating ball valves, fixed ball valves, high-temperature wear-resistant ball valves, DBB double ball valves, and special stainless steel and high-nickel alloy ball valves. Our valves are designed to withstand a variety of conditions, including high temperatures up to 600°C, low temperatures as low as -196°C, and high pressures reaching 4500Lb, ensuring product reliability in the demanding environments.


Leveraging a well-trained team of professionals, solid technical expertise, an efficient management system, and meticulous production management, Naishi Valve is committed to delivering high-quality ball valve solutions for industries such as oil and gas transportation, urban heating, gas, petrochemicals, chemicals, energy, power stations, and metallurgy.
Zhejiang Naishi Valve Co., Ltd.

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Naishi's Orbital Ball Valve and Welded Regulating Ball Valve: High-Performance Solutions for Fluid Control

Zhejiang Naishi Valve Co., Ltd. is a leading manufacturer specializing in high-performance valves for various industries. With a commitment to innovation and quality, we offer a broad range of products designed to meet international standards, including ASME, ANSI, EN, BS, DIN, API, GB, and GOST. We pride ourselves on our advanced manufacturing techniques, incorporating cutting-edge welding methods such as manual welding, submerged arc welding, plasma welding, and fully automated welding. These processes ensure exceptional product quality and reliability. Our valves are engineered for precise fluid control, enhanced durability, and superior sealing performance, making them the ideal choice for demanding applications in industries like chemical processing, oil and gas, and water treatment.

Orbital Ball Valve Advantages

The Orbital Ball Valve from Naishi is designed to offer unparalleled precision and durability, making it an excellent choice for high-performance applications. The orbital welding process used in its construction ensures a flawless, continuous weld around the valve body, providing a superior seal and enhancing the overall strength of the valve.

Key Benefits:

  • Seamless Orbital Welding: The high-quality weld eliminates leakage points, extending the valve's service life.
  • Compact and Durable: Its compact design and robust construction make it ideal for harsh environments.
  • Leak-proof Performance: The orbital welding method ensures a reliable, long-lasting seal, minimizing maintenance needs.
  • Versatile Applications: Suitable for a wide range of industries, including chemicals, pharmaceuticals, and water treatment, where high-pressure and flow control are required.

With its advanced welding technology, the Orbital Ball Valve ensures precise operation and excellent sealing under a variety of demanding conditions.

Welded Regulating Ball Valve Advantages

Naishi's Welded Regulating Ball Valve is engineered for precise flow regulation and high-pressure applications, making it ideal for industries that require exact fluid control and reliability. The welded construction enhances the valve's strength and durability, ensuring it performs effectively under extreme conditions.

Key Benefits:

  • Welded Construction for Strength: The welded body design ensures enhanced strength, making the valve resistant to extreme pressure and temperature conditions.
  • Precise Flow Control: Its design allows for accurate regulation of flow rates, making it ideal for applications in petrochemical, water treatment, and food processing industries.
  • Leak-proof Performance: The welded construction prevents leakage, ensuring long-term performance and reduced maintenance costs.
  • Cost-Effective and Low Maintenance: With high-performance sealing and durable construction, the valve requires minimal maintenance over its lifecycle.

The Welded Regulating Ball Valve is perfect for applications requiring accurate control and minimal downtime, offering long-term reliability with low operational costs.

At Zhejiang Naishi Valve Co., Ltd., we are committed to delivering top-quality valve solutions that meet the highest industry standards. Whether you require precise flow control with our Orbital Ball Valves or need a durable, leak-proof solution with our Welded Regulating Ball Valves, our products are designed to offer unmatched performance and reliability.