Automatic-closing safety valve for natural gas

Parameters of Automatic-closing safety valve for natural gas

This automatic-closing safety valve is designed for natural gas lines. It’s a must-have for any home or business using natural gas, providing an extra layer of safety and peace of mind. If there is a gas leak, the valve will automatically close, preventing further leakage.

Additional information


Brass, CW617N


Painting, Polishing



Thread connection


Working pressure

25 bar




36 months

Details about Automatic-closing safety valve for natural gas

Automatic-closing safety valve for natural gas



Natural gas, while a boon for modern life, can be hazardous if not managed correctly. Enter the automatic-closing safety valve, a true guardian for homes and industries using natural gas.

What is it?

The automatic-closing safety valve is designed to automatically shut off the flow of natural gas in the event of a sudden pressure drop or breach. It’s a safeguard to prevent gas leaks, which can lead to fires, explosions, and asphyxiation.

How does it work?

Utilizing a combination of springs, diaphragms, and pressure sensors, this valve remains open as long as the gas pressure is stable. Any abrupt drop in pressure from a ruptured pipe triggers the valve to close immediately, cutting off the gas supply and preventing potential disasters.

An automatic-operate safety valve is a device used to regulate the flow of natural gas. This device ensures natural gas pipelines’ safe and efficient operation. The automatic-operate safety valve is designed to open and close automatically in response to pressure, temperature, or flow rate changes. This allows the valve to maintain a safe and consistent flow of natural gas.

Key Features:

  • Quick Response Time: It reacts almost instantly to any significant changes in gas pressure.
  • Durability: Made from high-quality metals like brass or stainless steel, these valves are designed to last and endure the rigors of constant gas flow.
  • Easy Installation: While having a professional handle gas-related installations is always recommended, these valves are generally designed for easy setup.

Applications: While mainly found in residential gas supply lines, these safety valves are also used in industrial settings, especially in plants where gas is a primary fuel or raw material. They’re pivotal in locations with a risk of physical damage to gas lines, like construction sites or earthquake-prone areas.

Why is it essential? Natural gas is flammable. An unchecked leak can lead to fires or, in enclosed spaces, cause an explosion. Additionally, inhaling natural gas can be harmful. This valve significantly reduces the risk, offering peace of mind to users.

Maintenance: Like all safety equipment, it’s crucial to check and maintain these valves periodically. While they’re designed for durability, ensuring they’re free from dust debris and checking for signs of wear and tear can be the difference between a functioning safety system and a disaster.

In conclusion, the automatic-closing safety valve for natural gas is more than just a piece of hardware. It’s a sentinel, standing guard, ensuring the safe usage of natural gas in our daily lives. Investing in one is an investment in safety; in today’s world, you can’t put a price on that.

Describe an automatic-operate safety valve and why it is used for natural gas.

An automatic-operate safety valve is a device used to regulate the flow of natural gas. This type of valve is typically used in industrial and commercial applications, as it can help to prevent the build-up of dangerous gases. The automatic-operate safety valve can monitor the pressure within a system and will close off the gas flow if the pressure gets too high. This helps protect people and equipment from being damaged by an explosion.

Benefits: List the benefits of using this type of valve

An automatic operate safety valve is a type of valve used in natural gas pipelines. This type of valve automatically shut off the gas flow if a pipeline ruptures or leaks. The benefits of using this type of valve include the following:

  • Automatic shut off: In the event of a pipeline rupture or leak, the automatic operate safety valve will automatically shut off the gas flow. This prevents further damage to the pipeline and helps to prevent accidents.
  • Easy to install: The automatic operate safety valve is easy to install and does not require special training or skills. This makes it ideal for use in natural gas pipelines.
  • Cost-effective: The automatic operating safety valve is a cost-effective way to improve the safety of natural gas pipelines.

An automatic-operate safety valve is a type of valve used to help control and monitor the flow of natural gas. This type of valve is designed to open automatically and close to help regulate the pressure within a natural gas system. There are many benefits to using this type of valve, including the following:

  • Automatic-operate safety valves can help to prevent overpressurization in a natural gas system.
  • This type of valve can also help to reduce the risk of fire or explosion by helping to control the flow of natural gas.
  • Automatic-operate safety valves are typically much easier to install and maintain than other valves.
  • Finally, this type of valve can provide peace of mind for both homeowners and businesses by helping to ensure the safe operation of a natural gas system.

Mention any disadvantages of using an automatic-operate safety valve

An automatic-operate safety valve is a device to shut off natural gas flow in an earthquake or other emergency. The main drawback of using an automatic-operate safety valve is that false alarms and interrupting service can trigger it. In addition, if the power supply to the device is cut off, it may not be able to operate correctly.

Summarize the pros and cons of using an automatic-operate safety valve for natural gas.

A new type of safety valve is being developed that would automatically shut off natural gas flow in the event of an earthquake. An automatic-operate safety valve protects against damage to gas pipelines and other infrastructure. The valve would be installed near fault lines and triggered by seismic activity. This would prevent gas leaks and fires when earthquakes rupture pipelines. The valve is being tested in a laboratory but must be approved by the US Department of Transportation’s Pipeline and Hazardous Materials Safety Administration.

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Metals Vavles Works on Plumbing System

Plumberstar valve fabricator in China. Our main parts for heating pipelines and intelligent water control can supply you with a one-stop basket solution to get your ideas and demands. From design to packaging and logistics are our duty—brass valves and fittings applied in-house, in industry, and commercial construction, in residential. There are related to water pipe control solution, and we have rich experience for outdoor frostproof hydrant and pex heating water manifold indoor.

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Plumberstar, founded in 2006, offers high-quality, customizable residential valves and pipe fittings for plumbing and heating systems, including metal valves, brass products, bibcocks, and stainless steel accessories.
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Plumberstar offers brass and stainless steel 304 valves, as well as HPVC and cast iron plumbing parts. Available in sizes ranging from 1/4 inch to 4 inches with BSP(G) and NPT threads. Products include shut-off needle valves, heating floor manifolds with 1-inch gauges and flowmeters, brass nipples, elbows, extensions, compression fittings, and adapters. Custom manufacturing plumbing products is also available.

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Plumberstar delivers reliable, high-quality plumbing solutions with competitive pricing, extensive customization, and free pressure testing. Our ISO 9001 certified products ensure safety, efficiency, and durability, meeting international standards for residential and commercial needs.

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Safety Water Solution

Plumberstar works in residential, irrigation, and commercial application. The relief safety valves are used in various applications, such as water heaters, air compressors, its automatic release of the excess pressure or vacuum from a heating system.

Advantages of Plumberstar

Plumberstar products design based on simple structure aim to time-saving installation for consumers and aim to save the cost of customers for building construction.

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We boast 18 years of expertise in water and gas projects and long-term partnerships with top global clients.

We offer competitive pricing, tailored solutions, and flexible solutions. Quality is our cornerstone. We conduct three random inspections and a final QC check for each project, with detailed reports for clients and a 48-hour emergency response system.

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Low-cost solution to connect copper Pipe Tubing, stainless steel insert, and adapter. The connection system is perfect for your next commercial or homeowner plumbing project.

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Plumberstar is looking for long-time cooperation with partners, our advantage will benefit each other, and growing together, our extra service including design, new tooling, discount and quality tracing system.

★ Moderate Pricing – Plumberstar can provide various projects with different economic basket services. Water control project drawing design and artwork works are free. 

MOQ and Delivery – Lower MOQ even reaches 100 units and sampling time within 15 working days, and the leading time is 30 working days of mass production,

Non-Disclosure Agreement – Plumberstar will not provide your competitors with the same valves and manifolds. And help you to get more market shares.

Quality and Service–Our defect rate reached 0.459% in the last two years from customers feedback, and the Inspection report can provide you with each order

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Discount and Quantity– Heavy quantity can increase production capacity with effectiveness. And the accessories and spare parts purchased with competitive cost of valves.

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Our aim is not only to provide valves but we help customers to design products,design artwork,valve proposal, book shipment,Installation tutorial

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Frequently Asked Questions

Here are typical questions by customers asked with usual, please feel free contact us if any further confused.

Brass valves have many different types, such as ball valves, garden tap, check valve, strainer, angle valve, gate valve, foot valve, and drain valve. The radiator valve and thermostatic mixing valve are works for water temperature. All of these valves are work for water plumbing systems, plumbing repair, and installation. So have to let water shut-off and shut-on. Some heating systems are related to hot water and cold water mixing for temperature control and stability. Our intelligent valves are functional. There are applications in commercial, residential, and industrial areas.

Underfloor heating radiant pex manifolds are usual for residential water distribution in a household, and it's top-rated in the home building industry. Manifold plumbing systems control hot and cold water that feeds flexible PEX supply lines to individual fixtures. Then water temperature is warm and stable in each room. Meanwhile, the heating accessories-flow meter gauge will monitor water and temperature in each room.

The motorized ball valve works automatically open and closed; they work with 220v-230v AC and 24v DC; they are applications in the heating system, air conditioner,3D printer, and others. The solenoid valve is with similar features.

Would you please submit the form at the bottom of the page or send an email My WhatsApp: +86 15968648802. Can you send us pressure demands, size package, and quantity if available?

It's able to provide free samples for your evaluation with 15 working days about.

Our MOQ is significantly lower from 100-5000 pcs are available. It depends on different items.
We can fabricate your specified requirements.

It's about 35 days if with regular proucts; New tooling and samples will take 15-20 days, Normal samples will take 7 days.

It means that you need to check the plumbing system at first, then realize your requirements, and get out different valves with different applications and functional with controlling; of course, may be no need to use brass valves due to the high cost. You can use plastic, iron, zinc alloy, and aluminum raw materials instead of brass, but brass and stainless steel are reliable with 3 years warranty. If you don't know how to choose, please call us or email us.

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