Focusing on “Zero Leakage” and Long-Term Operation of Pipeline Networks: Key Applications of Soft-Seal Gate Valves in Municipal Water Supply and Drainage Systems

With the continuous deepening of China’s urbanization process and the orderly advancement of the “Urban Lifeline” safety initiative, the safety and reliability of water supply and drainage pipeline systems have been elevated to an unprecedented level. In complex pipeline operating environments, valves—as the core equipment for controlling the flow of media—play a critical role; their sealing performance, resistance to silt buildup, and corrosion resistance directly impact the operational efficiency and maintenance costs of the entire pipeline system.

Recently, CTV Valve Technology Co., Ltd.—an industry-leading provider of fluid control solutions—has continued to optimize its soft-seal gate valve (elastic seat gate valve) product line to address the actual operating conditions of municipal water supply, drainage, and fire protection networks. With superior zero-leakage sealing performance and a groove-free fluid flow design, this series of valves provides reliable shut-off control for water treatment plants, wastewater treatment plants, and building fire protection systems.

Innovative Structural Design Overcomes the Pain Points of Traditional Gate Valves

During operation, traditional gate valves often face issues such as wear on the sealing surfaces, internal leakage due to incomplete closure, and gate jamming caused by sediment buildup in the grooves at the bottom of the valve body. Xitie Valves’ soft-seal gate valves feature a gate fully encased in a rubber seal. The rubber material is precisely matched to the valve seat, ensuring a “zero-leakage” seal when the valve is closed, effectively eliminating resource waste and safety hazards caused by medium leakage.

Additionally, the interior of the valve body features a groove-free design (straight-through flow path), resulting in low fluid resistance and minimal accumulation of silt and impurities. This structural feature is particularly suitable for sewage networks and raw water conveyance systems containing particulate impurities, significantly reducing valve opening and closing failures caused by debris buildup and extending equipment maintenance intervals.

Balancing Easy Operation and Long-Term Corrosion Resistance

To meet the need for convenience during pipeline network inspections and emergency operations, the soft-seal gate valve requires low torque for opening and closing and is easy to operate, effectively reducing the physical strain on field personnel. In terms of materials and manufacturing processes, Xitie Valves employs rigorous anti-corrosion and anti-rust treatments, endowing the valve’s interior and components with excellent resistance to scaling and corrosion. This enables the valves to withstand long-term use in humid, underground, or complex water quality environments.

Wide Range of Applications, Suitable for Non-Corrosive Fluids

According to reports, this series of Xitie Valves products can convey clean water, wastewater, and various non-corrosive fluids, making them widely applicable in:

Municipal water supply and drainage networks: Supporting urban water supply distribution and wastewater discharge;

Building fire protection systems: Meeting the tightness requirements for fire protection water supply line shut-off;

Water treatment plants and wastewater treatment plants: Handling frequent opening and closing operations and fluid conditions containing impurities;

Industrial and residential piping systems at normal temperature and pressure: Serving as reliable shut-off valves.

Safeguarding Urban Water System Safety Through Quality

As a company deeply rooted in the valve manufacturing sector, CTV Valve Technology Co., Ltd.has always adhered to the philosophy of “Quality First, Service Foremost.” Its soft-seal gate valve series is designed and manufactured in strict accordance with national standards and industry regulations, and each product undergoes leak-tightness testing and service life verification before leaving the factory. In the future, Xitie Valve will continue to commit to the innovation and upgrading of fluid control technology, providing more efficient, durable, and eco-friendly valve solutions for urban water supply safety, wastewater treatment, and fire protection.

About CTV Valve Technology Co., Ltd.

CTV Valve Technology Co., Ltd. is a professional valve manufacturer integrating R&D, manufacturing, sales, and service, dedicated to providing high-quality industrial and commercial valve products to customers worldwide. The company specializes in soft-seal gate valves, hard-seal gate valves, check valves, filters, and other product series, which are widely used in water supply and drainage, fire protection, HVAC, and petrochemical industries.