Gate Valve
0102030405
Products Sepcification
| Type | Gate Valve |
| Size | 2”-14“ |
| Pressure | 150LB |
| Connection | Flange End |
| Operation | Hand Wheel or Bevel Gear Box |
| Body Material | WCB/CF8M |
| Design Standard | API600 |
| FTF Dimension Standard | ASME B16.10 |
| Flange Dimension Standard | ASME B16.5 |
| Test Standard | API598 |
| Application | W.O.G |
Feature
1. Shut-off Function: Gate valves are primarily used for on/off control rather than flow regulation. They are designed to either fully open or fully close the flow path.
2. Linear Motion: The gate (a flat or wedge-shaped disk) moves up and down in a straight line to control the flow. When the gate is lifted, the valve is open; when the gate is lowered, the valve is closed.
3. Full Bore Design: In the fully open position, gate valves provide a full bore, allowing for minimal pressure drop and unrestricted flow. This feature makes them suitable for applications where pressure drop needs to be minimized.
4. Bidirectional Flow: Gate valves can be used in both directions, meaning they can control flow from either side.
5. Tight Sealing: When fully closed, gate valves provide a tight seal, preventing any leakage. They are suitable for applications where tight shut-off is required.
6. Low Flow Resistance: Due to their full bore design and straight-through flow path, gate valves have low flow resistance when fully open.
7. Wide Range of Sizes: Gate valves are available in a wide range of sizes, making them suitable for various applications, from small residential plumbing to large industrial systems.
8. Material Versatility: Gate valves can be made from various materials, including cast iron, steel, stainless steel, bronze, and plastic, allowing them to be used in different environments and with different fluids.
9. Types of Gate: Gate valves can have different types of gates, such as wedge, parallel, knife, or slab gates, depending on the application and required sealing performance.
10. Not Ideal for Throttling: Gate valves are not recommended for throttling (partially open) applications because the gate can become damaged due to the high flow velocity and turbulence created when the valve is partially open.
11. Slow Operation: Gate valves typically require more time to operate compared to other types of valves, such as ball valves, because the gate must move a significant distance to fully open or close.
12. Applications: Gate valves are commonly used in water supply systems, oil and gas pipelines, chemical processing, and other applications where a full flow and low flow resistance are important.
Application
1. Water Supply System: Gate valves are commonly used in water distribution systems for residential, commercial, and industrial buildings. They control water flow and can isolate sections of a water supply network for maintenance and repairs.
2. Oil and Gas Industry: In the oil and gas sector, gate valves are used in pipelines to transport crude oil, natural gas, and refined products. They are suitable for high-pressure and high-temperature applications and provide reliable shut-off capabilities.
3. Chemical Processing: Gate valves are used in chemical plants to handle a variety of chemicals and fluids, including corrosive and hazardous substances. Their ability to provide a tight seal and full bore flow makes them ideal for these applications.
4. Power Generation: In power plants, gate valves are used in various systems, including steam, cooling water, and fuel supply. They are essential for controlling and isolating flow in high-pressure and high-temperature environments.
5. Wastewater Treatment: Gate valves are employed in wastewater treatment plants to control the flow of sewage and treated water. They are used in both influent and effluent systems and can handle large volumes of fluid.
6. Mining Industry: Gate valves are used in mining operations to control the flow of slurries, tailings, and other abrasive fluids. They are often chosen for their durability and ability to handle high-pressure and high-volume applications.
7. Petrochemical Industry: In petrochemical facilities, gate valves are used to manage the flow of various petrochemical products and by-products. They are suitable for handling a wide range of temperatures and pressures.
8. Pharmaceutical Industry: Gate valves are used in pharmaceutical manufacturing processes where sterile and clean conditions are required. They help control the flow of fluids and gases in production lines.
9. Food and Beverage Industry: Gate valves are used in the food and beverage industry to control the flow of liquids, such as juices, dairy products, and other food-grade fluids. They are selected for their sanitary design and ease of cleaning.
10. Marine and Shipbuilding: Gate valves are used on ships and marine vessels for controlling ballast water, fuel, and other fluid systems. They are designed to withstand harsh marine environments.
11. Fire Protection Systems: Gate valves are used in fire protection systems, such as sprinkler systems, to control the flow of water. They are often installed as isolation valves to shut off sections of the system for maintenance.
12. HVAC Systems: In heating, ventilation, and air conditioning (HVAC) systems, gate valves are used to regulate the flow of water or steam in heating and cooling systems.
13. Irrigation Systems: Gate valves are used in agricultural irrigation systems to control the flow of water to fields and crops.
Technical Drawing
Technical Drawing
