Industrial Gate Valve: Advantages and Uses
I. Advantages
1. Excellent Sealing Performance
• The gate valve is designed with a flat gate that can provide a tight and reliable seal when closed. This ensures that there is minimal leakage of the fluid or gas passing through the valve, which is crucial in many industrial processes to prevent wastage, environmental pollution, and maintain system integrity. For example, in a chemical processing plant, a proper seal in the gate valve can prevent the leakage of hazardous chemicals, safeguarding the workers and the surrounding environment.
2. Durable and Robust Construction
• Industrial gate valves are typically made of high-quality materials such as cast iron, stainless steel, or alloy steel. These materials offer excellent strength and durability, enabling the valve to withstand high pressures, temperatures, and harsh operating conditions. They can last for a long time with proper maintenance, reducing the need for frequent replacements and thus saving costs in the long run. In a power plant's steam piping system, the gate valve must be able to endure high temperatures and pressures without deteriorating quickly.
3. Simple and Reliable Operation
• The operation of a gate valve is relatively straightforward. It has a linear motion of the gate, which makes it easy to open and close. The valve can be operated manually using a handwheel or actuated pneumatically, electrically, or hydraulically depending on the application requirements. This simplicity in operation ensures reliable performance and reduces the likelihood of operational errors. In a water treatment facility, operators can easily control the flow of water by simply turning the handwheel of the gate valve.
4. Good Flow Control
• When fully open, the gate valve offers a relatively unobstructed flow path, resulting in low pressure drop across the valve. This allows for efficient fluid or gas flow, minimizing energy losses in the system. It can handle large flow rates, making it suitable for applications where a significant volume of fluid needs to be transported. For instance, in an oil pipeline, the gate valve can ensure smooth and efficient flow of the oil with minimal resistance.
5. Versatility
• Gate valves are available in a wide range of sizes, pressure ratings, and materials to suit different industrial applications. They can be used in various industries such as water supply, oil and gas, chemical, power generation, and many more. Whether it's a small-scale industrial process or a large-scale infrastructure project, there is likely a suitable gate valve available. For example, a small gate valve may be used in a laboratory's gas supply system, while a large one can be installed in a major water distribution network.
II. Uses
1. Water Supply Systems
• In municipal water supply networks and industrial water treatment plants, gate valves are used to control the flow of water. They can be installed at the inlet and outlet of pumps, reservoirs, and pipelines. For example, to isolate a section of the pipeline for maintenance or repair, the gate valves can be closed to stop the water flow. They are also used to regulate the flow rate to different areas based on the demand. In a water treatment plant, gate valves help in controlling the flow of water during the filtration and purification processes.
2. Oil and Gas Industry
• In the exploration, production, transportation, and refining of oil and gas, gate valves play a crucial role. They are used in wellheads, pipelines, storage tanks, and refineries. Gate valves are used to control the flow of crude oil, natural gas, and other hydrocarbons. They can be used to shut off the flow in case of emergencies such as leaks or spills. For example, on an offshore oil platform, gate valves are used to control the flow of oil from the well to the storage tanks and then to the transportation vessels.
3. Chemical Industry
• In chemical plants, gate valves are used to handle a variety of chemicals, both corrosive and non-corrosive. They are used in the processing, storage, and transfer of chemicals. The valves help in controlling the flow of chemicals during reactions, mixing, and filling operations. They also ensure that the chemical processes are carried out safely by providing a reliable means of isolation. For instance, in a chemical reactor, gate valves can be used to control the inflow and outflow of reactants and products.
4. Power Generation
• In power plants, whether it's a thermal, nuclear, or hydroelectric power plant, gate valves are used in the steam, water, and gas systems. They are used to control the flow of steam to the turbines, regulate the cooling water flow, and handle the fuel gas supply. For example, in a thermal power plant, gate valves are used to control the steam flow from the boiler to the turbine, ensuring efficient power generation. In a hydroelectric power plant, gate valves are used to control the water flow to the turbines to generate electricity.
5. Industrial Manufacturing
• In various industrial manufacturing processes, such as in the food and beverage, pharmaceutical, and manufacturing industries, gate valves are used. They are used to control the flow of raw materials, process fluids, and finished products. In the food and beverage industry, for example, gate valves are used to handle liquids like water, juices, and syrups. In the pharmaceutical industry, they are used to ensure the purity and controlled flow of pharmaceutical ingredients and products, meeting the strict regulatory requirements.
Product Description
| Product Description |
| Product Name |
J-Valves Forged Steel F304/F316 Cryogenic Gate Valve ANSI Class 800 Gate Valve |
| Material |
A105N/F304/F316 |
| Size |
1/2"-2" |
| Port |
Full Port |
| Working Pressure |
150LB~2500LB |
| Connection Ends |
RF,RTJ |
| Working Temp. |
-20ºC~180ºC |
| Suitable Medium |
Water, Natural Gas, Oil and some corrosive liquid |
| Operated |
Manual |
| Features |
Welding Flange,Rising Stem,Solid Disc,Removable seat,Bolted Bonnet,APIFA Fire Safe |
| Design standard |
API602 |
| Inspection & Testing |
According to API598 |
| Brand |
J-VALVES |
| Shipment |
| Delivery Time |
15-30 Days |
| Package |
Standard Exporting Plywood Case |
| Shipping Port |
Ningbo/Shanghai sea port, China. |
| Shipping Terms |
EXW, FOB, CFR, CIF, etc. |
| Payment Terms |
T/T, DP, LC at sight. |
| Payment condition |
30% prepayment, 70% balance paid before shipping or against copy of BL |
| Country of Origin |
China |
| Production Capacity |
10000 Ton/year |
| Certificates |
ISO, CE, TS, API6D |
| MOQ |
10 PCS/size(Special material depends on) |
| Design & Manufacture standard |
ASME B16.34 |
| Pressure & Temperature standard |
ASME B16.34 |
| Face to face dimension standard |
MFG Standard |
| Ends Connection standard |
ASME B1.20.1 |
| Test & Inspect standard |
API 598 |
Testing Pressure(Mpa)
| Pressure |
150LB |
300LB |
600LB |
900LB |
1500LB |
2500LB |
|
| Strength Testing |
3.0 |
7.5 |
15.4 |
23.0 |
37.5 |
63.0 |
Mpa |
| Seal Testing |
2.2 |
5.5 |
11.2 |
16.9 |
27.5 |
46.2 |
| Air Testing |
0.6 |
0.6 |
0.6 |
0.6 |
0.6 |
0.6 |
1.FOUNDRY CASTINGS
2.VALVES RAW MATERIALS
3.VALVES MACHINING
4.VALVES PRODUCTION PROCESS INSPECTION
5.VALVES ASSEMBLY
6.VALVES PRESSURE TESTING
1.How to guarantee your quality? When we install, if there is some quality problems, how to solve it?
We have QC department, quality inspector will check every step when processing and make reports to clients for checking. If any quality problems, we will check and reply you within 24 hours to solve it. Please contact us for any quality problems.
2.What's the temperature and pressure for valves?
For metal seat, temperature range from -196ºC to 425ºC. For soft seat ball valve, temperature range from -196ºC to 200ºC. Pressure range from PN6 to PN420(150LB~2500LB).
3.What's the materials of valves?
Stainless Steel, Forged Stainless Steel, Alloy Steel, Duplex Steel, Titanium Alloy, Nickel-aluminum, Bronze Alloy, etc. Details materials requirements could consult us at any time.
4.How about delivery time?
Our factory is near to Ningbo & Shanghai seaport, generally speaking, export to Asia takes about 7-10 days, export to Europe, Middle East, Africa, North America, South America, etc. takes about 30-35 days by sea.
5.What's the medium for your valves?
Mostly are used in water, gas and oil. When inquiry, it is better to offer your medium, we could suggest materials and valves type for clients.
6.Can ball valves regulate medium?
No, ball valves only can not use for regulating, it is a kind of isolating valve.
7.What are the quarter turn valves?
Ball valve, Butterfly Valve, and Plug valve are rotary motion control valves. They just need a quarter turn to come into action.
8.What's the direction of valves?
Ball Valve and gate valve are bi-directional valves, globe valve, check valve and y strainer have arrow on valve body to indicate direction.
9.What's the difference between rising stem and non-rising stem of gate valve?
The rising stem gate valve can be seen from the appearance whether the valve is closed or open. The lead screw can be seen while the non-rising stem gate valve can not. Non-rising stem gate valve handwheel will go and up when rotate handwheel, rising stem gate valve will not. And The rising stem gate valve requires a larger installation space because of the stem; the height of the Non-rising stem gate valve is small, and it will not take up too much space during installation.
10.What's the difference of gate valve and globe valve?
Gate valve is bi-directional valve, globe valve in single way valve and has fixed direction when install. And globe valve has better sealing than gate valve, when globe valve close, fluid medium add pressure on disc to keep better sealing. Gate Valve wedge is parallel with flange, when close, both side fluid medium add pressure on wedge.
11.Check Valve Introduce.
Check Valve is unidirectional valve, also called one way valve, non-return valve. Because medium flow decide its direction. It has swing type, lift type(piston and ball), vertical type, butterfly type. Wafer type check valve has three types, spring return type, single disc type and double disc type. Anyway, could choose valve type according to medium, pressure and temperature. Masoneilan Valve will give you the best suggestions.
12. What's the type of butterfly Valve?
Generally speaking, for connection ends, butterfly valve has lug type, wafer type, double flange type; for design structure, butterfly valve has concentric type, double eccentric type, triple eccentric type.
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