Double Eccentric Butterfly Valve

It can be customized according to different needs. The 14 long series butterfly valve is a type of long butterfly valve designed in accordance with the EN558 standard. This butterfly valve typically has a longer structural length, providing better flow control and sealing performance in pipeline systems.

Double Eccentric Butterfly Valve

Supports customization. This butterfly valve is a type produced by our factory, mainly used in water supply plants, power plants, steel plants, smelting plants, paper mills, chemical plants, water supply projects, environmental protection facility construction, and other water supply and drainage projects. It is especially suitable for regulation and shut-off devices in water flow pipelines.

Triple Eccentric Extended Stem Butterfly Valve

Supports customization, the triple eccentric extended stem butterfly valve is a high-performance butterfly valve with advanced structure and reliable sealing. The valve adopts a triple eccentric design, allowing the valve disc to operate with almost no friction during opening and closing, ensuring a longer sealing surface lifespan. The extended stem structure facilitates operation in underground pipelines, deep wells, and environments with thick insulation layers, ensuring valve reliability while improving installation and maintenance convenience.

Double Eccentric Extended Stem Butterfly Valve

Supports customization. The double eccentric extended stem butterfly valve is based on the double eccentric butterfly valve, equipped with an extended operating lever or extended valve stem structure, enabling operation in special conditions such as long-distance, underground wells, or buried environments. The double eccentric design effectively reduces friction between the valve disc and the sealing ring, allowing flexible opening and closing, reliable sealing, and long service life.

Telescopic Butterfly Valve

Supports customization, this product is a pipeline control device integrating compensation, expansion, and cut-off functions. Based on a standard soft-sealed butterfly valve, it adds an expansion mechanism that effectively compensates for displacement caused by temperature changes, installation errors, and pipeline settlement. The valve seat uses high-performance elastomer soft sealing material, ensuring reliable sealing performance, easy opening and closing, and outstanding zero leakage effect.

Expension Joint

It can be customized according to different needs.SSOP pipe telescopic device can flex axially within a definite range,and can overcome excursions which has been caused from pipe connect with different shaft,this product is utilized in pipes that do not require temperature compensation,only use as remove valve,equip with retaining screw can stop, It can be customized according to different needs.

Side-mounted ball valve

Supports customization. This product adopts a side-mounted ball valve structure design, with the valve body and valve plate made of wear-resistant and corrosion-resistant metals, ensuring long-term stable operation under high temperature, high pressure, and corrosive media conditions. The side-mounted design facilitates maintenance and replacement of the valve plate, offering flexible and reliable operation. It is suitable for industrial pipeline systems in petroleum, chemical, power, metallurgy, and water treatment industries.

Manual eccentric hemisphere valve

Supports customization. This product features an eccentric hemisphere valve structure design, equipped with a manual operation device to achieve reliable opening and closing and precise control of fluid pipelines. The friction between the valve seat and the valve plate is low, with excellent sealing performance, suitable for industrial pipeline systems in petroleum, chemical, electric power, metallurgy, and water treatment sectors.

Full Bore Horizontal Ball Valve

Supports customization. Our independently developed product features a horizontally installed valve stem, addressing the practical issue of medium particle accumulation in eccentric ball valves. It achieves smooth flow channels with low water loss, bidirectional sealing with zero leakage, easy opening and closing with light torque, and long service life with online maintenance. Suitable for municipal water supply and drainage, long-distance water transfer, sewage treatment, agriculture, and industrial water systems.

Rotary ball valve

Supports customization. The bi-directional metal-sealed rotary ball valve is a new energy-saving product developed by Zhongnan in Zhengzhou. This product adopts the structural length of a butterfly valve, a double eccentric structure, and a spherical sealing pair. The valve stem is rotated 90° by a driving device, synchronously rotating 90° with the driving opening and closing component (valve plate) to achieve the opening and closing of the valve.

Gate valve

Supports customization. The soft-sealed gate valve achieves good sealing performance by utilizing the elastic gate force generated during slight deformation. It is used with media temperatures not exceeding 80°C and can be widely applied in industries such as construction, food, chemical energy, and water supply and drainage. It serves as a regulator and shut-off for water flow in pipelines and equipment.

Eccentric Butterfly Valve

Supports customization. Structural and performance advantages: Compact structure, lightweight: The turbine lug butterfly valve consists of a few components, with a simple structure, small size, light weight, easy to install and carry. Good sealing performance: Provides tight sealing, maintaining good sealing effect even under high temperature, high pressure, and corrosive media environments. Some models use a triple sealing structure to further enhance sealing. Quick opening and closing: The disc only needs to rotate 90° for quick operation, simple to operate, and responsive. Strong durability: The valve body and disc are usually made of corrosion-resistant materials such as stainless steel, with good resistance to high temperature, wear, and corrosion. Installation and maintenance advantages: Easy to install: The lug design allows the valve to be securely installed in pipeline systems and enables downstream pipelines to be removed without damaging the valve. Flange connections make the valve-to-pipe connection more stable and easy to install and remove. Convenient maintenance: Simple structure with few moving parts reduces the possibility of mechanical failure and lowers maintenance costs. Seals are replaceable, ensuring sealing performance during long-term use. Application and operation advantages: Wide range of applications: Suitable for various fluid media, including liquids, gases, steam, sewage, clean water, industrial wastewater, etc. Widely used in petroleum, chemical, water treatment, food, and pharmaceutical industries. Bidirectional flow control: Can withstand pressure from both directions, suitable for pipeline systems requiring bidirectional sealing. High flow regulation accuracy: Flow characteristics tend to be linear, providing better accuracy and stability when regulating media flow. Automated operation: Equipped with turbine drive devices for automated control, making operation more convenient. Cost advantages: Although the initial cost of turbine lug butterfly valves may be slightly higher than some other valve types, their durability, long service life, and low maintenance costs make them more cost-effective in the long run, and they can be customized according to different needs. Standards: National Standard: GB/T 12237-2007, European Standard: EN 593-1:2002, German Standard: DIN 3202, American Standard: ANSI B16.34, American Petroleum Institute Standard: API 609

Welded hard-sealed butterfly valve

Supports customization. This product uses a welded structure and hard seal design. The valve body and valve plate are made of wear-resistant, high-temperature resistant, and corrosion-resistant metal materials to ensure long-term reliable operation under high temperature, high pressure, and corrosive media conditions. The welded connection method is suitable for high-demand pipeline systems, featuring high strength, low leakage rate, and easy maintenance.

Hard-sealed expansion butterfly valve

Supports customization. This product uses a hard-seal structure and telescopic design, enabling reliable sealing under conditions of high temperature, high pressure, and corrosive media, while also absorbing pipeline thermal expansion, vibration, and displacement. The valve has a compact structure and is easy to install, widely used in industrial pipeline systems such as petroleum, chemical, electric power, metallurgy, and water treatment.

Flanged Hard-Sealed Butterfly Valve

Supports customization. This product adopts a hard-seal structural design. The valve body and valve plate are made of highly wear-resistant and corrosion-resistant materials to ensure long-term reliable operation under high temperature, high pressure, and corrosive media environments. The valve is equipped with flange connections, facilitating pipeline installation and maintenance. It is widely used in industries such as petroleum, chemical, electric power, metallurgy, and water treatment.