




I. Structural Features and Applications
Structural Features
- Flange Connection Uses national standard flange connection (compliant with GB 9113), adaptable to conventional pipeline flanges, ensuring stable connection. Installation involves standard bolt tightening, suitable for small and medium-diameter pipeline systems.
- Visible Stem Design The valve stem rises and falls synchronously with the gate, remaining visible. This allows for easy observation of the opening and closing status, simplifying operation and making it suitable for manual or simple drive devices.
- Elastic Sealing Structure The gate uses an integral rubber-coated design (rubber seal), achieving self-tightening sealing through media pressure. It meets the basic sealing requirements of GB/T 12232 and is suitable for non-corrosive working conditions such as water systems.
- Standard Materials The valve body is made of ductile iron with an epoxy resin spray coating for corrosion protection. The stem is stainless steel, meeting the corrosion resistance and strength requirements for general working conditions.
Applications
II. Main Technical Parameters (According to National Standard Conventional Values)
III. Main Component Materials (Standard Configuration)
IV. Main External Dimensions and Connections (Unit: mm, according to national standard conventional values)
V. Application Scenarios or Fields
Residential Buildings
- Water Supply and Drainage Systems High-rise residential buildings and apartments' main water supply lines and secondary water supply equipment pipelines. The visible stem design facilitates observation of the opening and closing status.
- Air Conditioning Systems Shopping malls and hotels' air conditioning cooling water/chilled water circulation pipelines, adaptable to conventional flange connections.
Municipal and Industrial
- Municipal Pipelines Township water supply pipelines, residential area tap water pipelines, compliant with GB 50242 Water Supply and Drainage Construction Standards.
- Small-scale Industries Food factories, pharmaceutical factories' clean water circulation systems (EPDM sealing meets hygiene requirements), workshop cooling water pipelines.
Keyword





Franke gate valve Z41X
The Z41X Frane rising stem gate valve, with its rising stem design for easy observation of the opening and closing status and flanged connection for compatibility with conventional pipeline systems, incorporates an elastic sealing structure to ensure reliable sealing in water systems. Manufactured to national standard specifications, its standard material configuration meets the needs of residential, municipal, and small industrial projects. It is widely used in building water supply and drainage, air conditioning systems, and municipal pipelines, and is a practical valve product that ensures the stable operation of small and medium-sized projects and conventional pipeline systems. Large-diameter models (DN300 and above) can be customized to meet the needs of large-scale projects such as water conservancy and water affairs.
Professional valve manufacturing
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