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China Suppliers Factory Metal Seated Rising Stem Gate Valve - Cast Iron, Stainless Steel & Carbon Steel Options
Product Specification
| Product Name | Gate Valve | Material | Ductile Iron/Carbon Steel / Stainless Steel |
| Type | Rising stem | Medium | Water/oil/gas/steam/chemicals |
| Size | DN100-DN2400 | Seal | Metal |
| Operation | gear/pneumatic/electric | Standard | DIN/ANSI/GOST/JIS/BS |
Product Description
As essential components in fluid control systems, gate valves boast diverse material options tailored to meet specific operational demands. Ductile iron is gaining popularity for its ideal balance of cost-effectiveness and superior mechanical properties, making it suitable for general industrial use. Titanium, on the other hand, is employed in highly corrosive or specialized industrial environments, such as pharmaceutical production or marine engineering.
Its structure includes a precision-machined sealing seat that forms a tight fit with the gate, ensuring zero leakage when the valve is closed. Stems are available in two configurations—rising or non-rising—with rising stems providing clear visual indication of the gate’s position, which simplifies monitoring and maintenance.
They find extensive use in chemical processing plants, where they regulate the flow of various chemical substances, from mild solvents to highly reactive compounds. Their ability to provide a full-bore opening is a key advantage, allowing unobstructed fluid movement and minimizing the risk of clogging when fully operational.
Whether for large-scale industrial use or small domestic applications, operators must familiarize themselves with the correct rotation direction. Opening the valve enables unrestricted fluid flow, while closing it halts flow entirely to facilitate safe maintenance. Prudent operation, combined with regular inspection, is essential to prolong the valve’s service life and maintain consistent performance stability.
Frequently Asked Questions
What materials are available for these gate valves?
These gate valves are available in Ductile Iron, Carbon Steel, and Stainless Steel. Depending on specific operational demands, materials like titanium can also be employed for highly corrosive or specialized industrial environments.
What is the difference between rising and non-rising stems?
Rising stems move up and down as the valve is operated, providing a clear visual indication of the gate's position which simplifies monitoring and maintenance. Non-rising stems do not move vertically outside the valve body.
What standards and sizes do these gate valves support?
The valves support sizes ranging from DN100 to DN2400. They comply with major international standards including DIN, ANSI, GOST, JIS, and BS.
What types of media can these valves regulate?
These metal-seated gate valves are suitable for regulating the flow of water, oil, gas, steam, and various chemical substances, ranging from mild solvents to highly reactive compounds.
How can the service life of a gate valve be prolonged?
Prolonging service life is achieved through correct rotation during operation, regular inspections, and timely maintenance to ensure consistent seal integrity and prevent clogging.