Aug . 06, 2025 22:20
The Manual Butterfly Valve is a critical component in fluid control systems, offering a reliable and cost-effective solution for regulating the flow of liquids and gases. This article provides an in-depth analysis of the product's features, advantages, technical specifications, and applications, while also exploring the company behind the innovation, Ningjin Thriveon Valve Co., Ltd.. Additionally, we incorporate authoritative references from the National Institute of Standards and Technology (NIST) to ensure compliance with industry standards.
Manual butterfly valves are designed to be operated manually, typically through a lever or gear mechanism. Unlike pneumatic or electric actuators, these valves rely on direct human intervention to open, close, or modulate the flow. This simplicity contributes to their durability and ease of maintenance, making them a popular choice in various industrial applications. The Manual Butterfly Valve is available in multiple configurations, including lever-operated and gear-operated models, each tailored to specific operational needs.
The Manual Butterfly Valve stands out due to its manual operation, which eliminates the need for external power sources. This feature not only reduces energy consumption but also enhances safety in environments where electrical hazards are a concern. The valve's compact design and lightweight construction further simplify installation and reduce overall system complexity. Additionally, the use of high-quality materials ensures long-term performance and resistance to corrosion, even in harsh operating conditions.
| Category | Details |
|---|---|
| Material | Body: Grey Cast Iron, Ductile Cast Iron, Stainless Steel 304/316, Carbon Steel Disc: Ductile Cast Iron (Nickel-plated or Nylon coated), Stainless Steel 304/316, Aluminum Bronze Stem: Stainless Steel 410/416/304/316 Seat: EPDM, BUNA-N, PTFE, Viton, Hypalon, Neoprene, Metal Seated |
| Pressure Rating | CLASS 125/150; PN10/16/25; 5K/10K/16K |
| Standards Compliance | API 609, BS5155, MSS SP-67/68, EN593 |
| Installation Guidelines | 1. Space flanges to allow easy valve passage with the disc in a half-open position. 2. Avoid using gaskets between flanges. 3. Install bolts with the disc in a half-open position without tightening nuts. 4. Fully open the valve to verify pipeline alignment before tightening nuts. |
The Manual Butterfly Valve is widely used across industries such as water treatment, HVAC systems, chemical processing, and power generation. Its ability to handle a broad range of media, including water, steam, and corrosive chemicals, makes it a versatile choice for both residential and commercial applications. For instance, in water treatment plants, these valves are employed to regulate flow rates in pipelines, ensuring efficient distribution and minimizing pressure fluctuations. In industrial settings, they are often used in conjunction with manual exhaust systems to manage air or gas release.
Founded in 2005, Ningjin Thriveon Valve Co., Ltd. is a leading manufacturer of industrial valves, specializing in manual butterfly valves and related components. The company's commitment to quality and innovation has earned it a reputation for producing reliable and durable products that meet international standards. With a focus on customer satisfaction, Thriveon Valve offers customized solutions to address specific industry requirements, ensuring optimal performance in diverse applications.
A Manual Butterfly Valve is a type of valve operated manually, typically through a lever or gear mechanism. It is commonly used in systems where electrical or pneumatic actuators are not feasible. The valve's design allows for easy installation and maintenance, making it a cost-effective solution for flow control.
The primary advantages of Manual Butterfly Valves include their simple structure, compact size, and lightweight design. These features make them easy to install and maintain, reducing operational costs. Additionally, their manual operation eliminates the risk of electrical failures, enhancing safety in hazardous environments.
The Manual Butterfly Valve adheres to international standards such as NIST guidelines, ensuring precision and reliability. According to NIST, "Standards and measurements are crucial for ensuring the accuracy and consistency of industrial products" (NIST, 2025). This compliance guarantees that the valves meet rigorous performance criteria, providing users with confidence in their durability and efficiency.
The Manual Butterfly Valve is a versatile and reliable solution for fluid control systems. Its manual operation, combined with high-quality materials and adherence to industry standards, makes it an ideal choice for a wide range of applications. As a leader in valve manufacturing, Ningjin Thriveon Valve Co., Ltd. continues to innovate and deliver products that meet the evolving needs of the industry.
National Institute of Standards and Technology (NIST). (2025). "Standards and Measurements." Retrieved from https://www.nist.gov.
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info@thriveonvalve.com
South of Huanmadian Village Town, Ningjin County, Xingtai, Hebei Province, China 
