Manual Butterfly Valve - Ningjin Thriveon Valve | Features & Applications

Introduction

A Manual Butterfly Valve is a critical component in fluid control systems, offering reliable performance across diverse industrial applications. This article explores its features, technical specifications, and use cases.

Key Features and Advantages

Manual butterfly valves are characterized by their simple structure, lightweight design, and ease of installation. Unlike pneumatic or electric actuators, they rely on manual operation via levers or gears, making them cost-effective and maintenance-friendly.

Material Similarities

These valves are constructed from materials such as Grey Cast Iron, Ductile Cast Iron, Stainless Steel 304/316, and Carbon Steel, ensuring durability in various environments.

Pressure Ratings

Available in pressure classes like CLASS 125/150, PN10/16/25, and 5K/10K/16K, they cater to both low- and high-pressure systems.

Technical Specifications

Installation Guidelines

1. Space flanges to allow valve passage with the disc in a half-open position.
2. Avoid gaskets between flanges.
3. Tighten bolts after fully opening the valve to ensure alignment.

Applications

Commonly used in water treatment, chemical processing, and HVAC systems, these valves are ideal for applications requiring frequent manual adjustments.

Company Background

Manufactured by Ningjin Thriveon Valve Co., Ltd., a leading producer of industrial valves, the product reflects the company's commitment to quality and innovation.

References

For further technical insights, refer to standards from NIST (National Institute of Standards and Technology).