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China Suppliers Factory Resilient Seal Gate Valve - DI, SS, Rubber Seated Non-Rising Stem for Efficient Fluid Control
Product Specification
| Product Name | Gate Valve | Material | Ductile Iron/Carbon Steel / Stainless Steel |
| Type | General | Medium | Water/oil/gas/steam/chemicals |
| Size | DN100-DN2400 | Seal | Rubber |
| Operation | gear/pneumatic/electric | Standard | DIN/ANSI/GOST/JIS/BS |
Product Description
A gate valve serves as a pivotal device in fluid-handling systems across industries, from municipal water supply to industrial manufacturing. Constructed primarily from durable metals, it often adopts cast iron for cost-efficient performance in non-corrosive settings, carbon steel for enhanced structural strength under high pressure, or stainless steel to resist corrosive fluids like chemicals or saltwater.
Its design features simplicity paired with remarkable reliability. The key moving element is a flat or wedge-shaped gate that regulates flow by sliding vertically up and down within the valve body via a connected stem. The valve body acts as a robust protective enclosure, housing all internal components securely while maintaining tight sealing against external leaks.
Functionally, gate valves are engineered specifically for full opening or complete closure of pipelines. Throttling is strongly discouraged, as partial flow can cause excessive wear to the gate and sealing seat, leading to reduced service life. A typical application is in water supply networks, where they shut off water flow during maintenance work or emergency repairs to ensure worker safety.
Operation is straightforward and intuitive: rotating the handwheel clockwise lowers the gate to close the valve, while counter-clockwise rotation lifts the gate to open it. This user-friendly mechanism makes it adaptable for both large industrial facilities and small-scale residential plumbing systems.
Frequently Asked Questions
What materials are available for the gate valve construction?
The gate valves are constructed using durable metals including Ductile Iron, Carbon Steel, and Stainless Steel to suit different operating environments.
Can I use a gate valve for regulating or throttling fluid flow?
No, gate valves are engineered specifically for full opening or complete closure. Throttling is strongly discouraged as partial flow can cause excessive wear to the gate and sealing seat, reducing its service life.
What are the available operation methods for these gate valves?
These gate valves can be operated manually via a handwheel (clockwise to close, counter-clockwise to open), or through gear, pneumatic, and electric actuation systems.
What size range and standards do these gate valves support?
They are available in sizes ranging from DN100 to DN2400 and comply with international standards including DIN, ANSI, GOST, JIS, and BS.
What media are these gate valves suitable for?
They are suitable for handling various media including water, oil, gas, steam, and chemicals, depending on the chosen body material and rubber seal.