Products

Zhongguan is a butterfly valve factory, providing various design, Half-stem Design Butterfly Valve is aim to lower KV, so it more suitable for smoothing the streamline by reducing the resistance of the butterfly plate to the fluid and reducing local turbulence. Half Stem Butterfly Valve adopts a non-penetrating stem design, the stem is only embedded in the valve body on one side, and the length is reduced by 50%~60%, avoiding the risk of leakage at the bottom of the penetrating stem.

What sets it apart is its high-quality PTFE lining, which provides excellent corrosion resistance, wear protection, and high-temperature stability, making it an ideal choice for handling highly corrosive fluids. As one of the flagship products of Zhongguan Valve, this split body fully PTFE lined butterfly valve combines cutting-edge design and excellent material technology, standing out in the most challenging industrial environments.

Searching for the best solution for Chemical industries? Zhongguan, excepting regular martials seat such as NBR, EPDM., also is FKM Seat butterfly valves manufacturer. With full processes quality control, and aim to provide terrific valves around world. Its compression set is ≤18% (tested according to ISO 815 standard), making it particularly suitable for butterfly valve systems in environments with alternating hydrocarbon media and acidic/alkaline conditions.

Zhongguan is a great choice if you're looking for a PTFE seat butterfly valve supplier in China. This anti-corrosive butterfly valve is widely used in industrial plants, especially in water treatment and some chemical plants. It is also an economical option for water treatment applications, especially in corrosive enviroments.

Manual Gear Butterfly Valve is one of the classic models produced by Zhongguan Valve. Our company is located in Yongjia County, Wenzhou City, Zhejiang Province, known as the capital of pumps and valves in China. We have many years of production and processing experience and export examples. If you would like to learn more about our products and details, please feel free to contact us at any time.

The Manual Malleable Handle Butterfly Valve is a type of quarter-turn valve used to regulate or isolate fluid flow in piping systems. It features a malleable iron handle, which provides durability and strength while remaining lightweight compared to cast iron. Here’s a detailed breakdown of its features, applications, and advantages.