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The Cast Iron Ball Valve with Flange, supplied by Zhongguan Valve, is a flanged ball valve suitable for medium- and low-pressure applications, providing long-term, stable supply to manufacturers, suppliers, and factories in China. This product features a high-quality cast iron valve body and a standard flange connection, suitable for fluid control systems handling common media such as water, oil, and gas. During the design phase, we prioritized corrosion resistance, sealing performance, and installation compatibility to meet the practical needs of water treatment, heating, and industrial piping systems.
In conventional industrial piping systems, structural stability, ease of maintenance, and reliable sealing are crucial factors in selecting ball valves. The Cast Iron Flange Type Ball Valve uses a high-strength cast iron valve body, capable of withstanding long-term operation in medium- and low-pressure environments. The cast iron material offers excellent resistance to corrosion from water, oil, and low-pressure gases, maintaining structural stability under normal operating conditions.
The flange connection is designed according to international standards, ensuring compatibility with existing piping systems, simplifying installation, and helping to reduce future maintenance costs. Cast Iron Ball Valve with Flange is widely used for flow control in water treatment systems, heating pipelines, and municipal engineering projects.
Structural Design and Material Advantages
Good mechanical strength
Suitable for medium and low pressure environments
Resistant to corrosion from water, oil, and gas
Reasonable cost-performance ratio, suitable for large-scale projects
The internal ball of the valve undergoes surface treatment to improve wear resistance and corrosion resistance. It maintains stable sealing performance even under frequent opening and closing and high-load operating conditions.
The ball forms a stable sealing structure in both fully open and fully closed states, helping to reduce the risk of leakage and improve system safety.
Complies with international standards (e.g., DIN / ANSI / GB optional)
Stable installation
Suitable for large-diameter piping systems
Easy for disassembly and maintenance
Cast Iron Ball Valve with Flange provides a reliable seal when fully open or closed, helping to prevent media leakage, suitable for systems with specific flow control requirements.
Suitable for low- and medium-pressure environments
Meets the needs of conventional heating and water treatment systems
Maintains stable performance under continuous operation
Water
Low-pressure gas
Oil
General industrial fluids
| Item | Specification |
|---|---|
| Product Name | Cast Iron Ball Valve with Flange |
| Brand | Zhongguan Valve |
| Body Material | Cast Iron |
| Ball Material | Stainless Steel / Chrome Plated |
| Seat Material | PTFE |
| Connection Type | Flange |
| Pressure Rating | PN10 / PN16 |
| Size Range | DN50 – DN300 |
| Temperature Range | -10℃ to 120℃ |
| Applicable Media | Water, Oil, Gas |
Cast Iron Ball Valve with Flange is suitable for the following industries:
Water Treatment Systems
Waterworks
Sewage Treatment Plants
Municipal Pipelines
Energy and Heating Systems
Heating Systems
Hot Water Circulation Systems
Oil and Gas
Low-Pressure Pipelines
Auxiliary Control Systems
Chemical Industry
Conventional Industrial Fluid Control
Technical Support and Quality Management
We implement strict quality control processes during production, conducting phased inspections from raw material procurement to finished product testing. Every Cast Iron Ball Valve with Flange undergoes pressure and sealing tests before leaving the factory to ensure it meets design standards.
Zhejiang Zhongguan Valve Manufacture Co., Ltd. has been deeply involved in the valve industry for over 19 years, with production bases in Tianjin and Wenzhou. The core team has over 20 years of experience in the valve field.
North: Primarily cast iron valves
South: Primarily cast steel and industrial valves
Through regional supply chain integration, we can provide customers with a more complete product portfolio, including:
Ball valves
Gate valves
Check valves
Butterfly valves
Strainers
Control valves
Located in the Yongjia Pump and Valve Industrial Cluster in Zhejiang Province, the company possesses a mature production system and technical team, continuously optimizing its product structure and production capacity layout.
