Are you in the market for reliable relief valves but feeling overwhelmed by the options? You’re not alone! With countless suppliers in China, finding the right factory can be a daunting task. Understanding the differences between top manufacturers is crucial, as it can significantly impact your project’s success. Imagine having access to the best quality, pricing, and service—this knowledge can save you time and money. Ready to simplify your search? Join us as we explore the leading relief valve supplier factories in China and help you make an informed decision!

China Pressure Relief Valve Suppliers, Manufacturers, Factory – Kemus

Product Details: Pressure relief valves are designed to automatically maintain stable outlet pressure by adjusting inlet pressure, utilizing the energy of the medium itself.

Technical Parameters:
– Size: 1/2″ to 2″ BSP
– Pressure Range: 2 to 20 Bar

Application Scenarios:
– Used in pneumatic systems to stabilize air source pressure.
– Applicable in various industrial processes requiring pressure regulation.

Pros:
– Automatically maintains stable outlet pressure.
– Reduces risk of overpressure in systems.

Cons:
– May require regular maintenance to ensure proper functioning.
– Potential for failure if not properly calibrated.

China Pressure Relief Valve Manufacturers, Suppliers, Factory – Shengqi

Safety Valve-Relief Valve Manufacturer-China ZODA Industrial Co.,Ltd

Product Details: ZODA Safety Valve Co., Ltd manufactures various types of safety valves including Safety Relief Valves, Steam Safety Valves, and Pressure Safety Valves.

Technical Parameters:
– Full lift safety valve, metal to metal seated, Flanged connection acc. to ANSI B…
– Lining type safety valve with body lined F46 or PTFE, can resist corrosive mediu…

Application Scenarios:
– Overpressure protection for power boilers and pipelines
– Used in petroleum & natural gas, chemistry, and electric industries

Pros:
– High precision of action and reliable performance
– Wide range of applications for different mediums

Cons:
– Potentially high maintenance requirements for certain types
– Limited information on specific pressure ratings and sizes

Relief Valve – China Hydraulic Pressure Manufacturers, Suppliers – HOYEA

Product Details: The relief valve is a pressure control valve that maintains constant pressure at the inlet by discharging excess fluid in the system. It is used to control or unload multi-stage pressure in hydraulic systems.

Technical Parameters:
– Max. Flow (L/min): 250 to 650
– Max. Working Pressure (MPa): 35

Application Scenarios:
– Engineering Machinery
– Mining Machinery

Pros:
– Maintains constant pressure in hydraulic systems
– Combines electromagnetic directional valve with pilot-operated pressure relief

Cons:
– Limited to specific fluid types (Mineral oil; phosphate-ester)
– Operating temperature range may restrict some applications

Relief Valves – THINKTANK

Product Details: Breather valves are safety devices installed on the top of storage tanks to maintain pressure balance and prevent over-pressurization or under-vacuuming.

Technical Parameters:
– Pressure valve disc and vacuum valve disc structure
– Operating temperature range: 0°C and above

Application Scenarios:
– Atmospheric and low-pressure storage tanks in the process industry
– Tanks requiring safety measures against overpressure and vacuum conditions

Pros:
– Helps maintain safety and environmental protection
– Reduces volatility and loss of materials inside the tank

Cons:
– Requires regular inspection and maintenance
– Potential for freezing in low temperatures

China Safety Valve Manufacturers, Suppliers, Factory – Shengqi

Product Details: Safety valves designed and manufactured in accordance with ASME Boiler and Pressure Vessel Code, Section VIII, providing high-performance and reliable overpressure protection.

Technical Parameters:
– Inlet Flange Pressure: 150Lb-2500Lb
– Available Material: WCB, CF8, CF8M, CF3M, LCB, Bronze, Duplex Stainless, Super S…

Application Scenarios:
– Petrochemical industry
– Chemical industry
– Natural gas industry

Pros:
– High-performance overpressure protection
– Certified discharge coefficient

Cons:
– Limited to specific pressure ranges
– Material options may not suit all applications

China Crosby Pilot Operated Relief Valve Manufacturer, Supplier | FURSON

Product Details: Crosby Pilot Operated Relief Valve is a high-performance valve designed for reliable overpressure protection in various industrial applications. Manufactured by Jiangsu Fusen Special Valve Co., Ltd., it features a pilot-operated design for accurate pressure control and rapid response.

Technical Parameters:
– Available in a range of sizes and pressure ratings
– Constructed with high-quality materials for durability

Application Scenarios:
– Industrial applications requiring overpressure protection
– Critical situations needing reliable pressure control

Pros:
– High-performance and reliable operation
– Customizable to meet specific application needs

Cons:
– Limited information on specific pressure ratings
– Potentially higher cost due to advanced technology

China Control Valve, Nozzle, Pressure Relief Valve Manufacturers …

Product Details: Common rail valve, common rail nozzle, control rod, valve/orifice plate, pressure regulating valve, fuel injector.

Technical Parameters:
– ISO9001 certification
– ISO14001 certification

Application Scenarios:
– Diesel fuel engine
– Common rail system

Pros:
– High quality products
– Satisfactory after-sale service

Cons:
– Limited market presence
– Potentially high competition

China Pressure Vacuum Relief Valve Manufacturers, Suppliers, Factory …

Product Details: Pressure vacuum valve is a kind of air breather which installs on the petrochemical fixed storage tank to avoid tank overpressure or vacuum, preventing destruction and reducing fluid volatility.

Technical Parameters:
– Operating pressure: A: -295Pa (-30mmH2O) + 355Pa (+36mmH2O), B: -295Pa (-30mmH2O…
– Working medium: Gasoline, kerosene, diesel oil, aromatic naphtha, air, or other…

Application Scenarios:
– Used in petrochemical fixed storage tanks.
– Applicable in various storage systems for petroleum, chemical, and food industri…

Pros:
– Compact construction and lightweight design.
– High breath capacity with small leakage.

Cons:
– Specific design standards may limit customization.
– Potential for failure if not properly maintained.

China Thread Pressure Relief Valve Suppliers, Manufacturers – Factory …

Product Details: Thread Pressure Relief Valves are used for equipment and pipelines with mediums such as air, ammonia, and petroleum at a working temperature less than 200℃. Available in spring low lift and fall lift types.

Technical Parameters:
– Size Range: 1/2″-3″ (DN15-DN80)
– Pressure Rating: Class150-Class600 (PN16-PN100)

Application Scenarios:
– Used in pipelines carrying air, ammonia, and petroleum.
– Applicable for water, air, and steam in various industrial settings.

Pros:
– Durable construction with various material options.
– Wide range of applications in different industries.

Cons:
– Limited to working temperatures below 200℃.
– May require specific installation standards.

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Comparison Table

Company	Product Details	Pros	Cons	Website
China Pressure Relief Valve Suppliers, Manufacturers, Factory – Kemus	Pressure relief valves are designed to automatically maintain stable outlet pressure by adjusting inlet pressure, utilizing the energy of the medium i…	– Automatically maintains stable outlet pressure. – Reduces risk of overpressure in systems.	– May require regular maintenance to ensure proper functioning. – Potential for failure if not properly calibrated.	www.kemus-valve.com
China Pressure Relief Valve Manufacturers, Suppliers, Factory – Shengqi				www.sqtvalves.com
Safety Valve-Relief Valve Manufacturer-China ZODA Industrial Co.,Ltd	ZODA Safety Valve Co., Ltd manufactures various types of safety valves including Safety Relief Valves, Steam Safety Valves, and Pressure Safety Valves…	– High precision of action and reliable performance – Wide range of applications for different mediums	– Potentially high maintenance requirements for certain types – Limited information on specific pressure ratings and sizes	www.zodasv.com
Relief Valve – China Hydraulic Pressure Manufacturers, Suppliers – HOYEA	The relief valve is a pressure control valve that maintains constant pressure at the inlet by discharging excess fluid in the system. It is used to co…	– Maintains constant pressure in hydraulic systems – Combines electromagnetic directional valve with pilot-operated pressure relief	– Limited to specific fluid types (Mineral oil; phosphate-ester) – Operating temperature range may restrict some applications	www.hoyea.com
Relief Valves – THINKTANK	Breather valves are safety devices installed on the top of storage tanks to maintain pressure balance and prevent over-pressurization or under-vacuumi…	– Helps maintain safety and environmental protection – Reduces volatility and loss of materials inside the tank	– Requires regular inspection and maintenance – Potential for freezing in low temperatures	cncontrolvalve.com
China Safety Valve Manufacturers, Suppliers, Factory – Shengqi	Safety valves designed and manufactured in accordance with ASME Boiler and Pressure Vessel Code, Section VIII, providing high-performance and reliable…	– High-performance overpressure protection – Certified discharge coefficient	– Limited to specific pressure ranges – Material options may not suit all applications	www.sqtvalves.com
China Crosby Pilot Operated Relief Valve Manufacturer, Supplier	FURSON	Crosby Pilot Operated Relief Valve is a high-performance valve designed for reliable overpressure protection in various industrial applications. Manuf…	– High-performance and reliable operation – Customizable to meet specific application needs	– Limited information on specific pressure ratings – Potentially higher cost due to advanced technology
China Control Valve, Nozzle, Pressure Relief Valve Manufacturers …	Common rail valve, common rail nozzle, control rod, valve/orifice plate, pressure regulating valve, fuel injector.	– High quality products – Satisfactory after-sale service	– Limited market presence – Potentially high competition	www.dingchengmachinery.com
China Pressure Vacuum Relief Valve Manufacturers, Suppliers, Factory …	Pressure vacuum valve is a kind of air breather which installs on the petrochemical fixed storage tank to avoid tank overpressure or vacuum, preventin…	– Compact construction and lightweight design. – High breath capacity with small leakage.	– Specific design standards may limit customization. – Potential for failure if not properly maintained.	www.sqtvalves.com
China Thread Pressure Relief Valve Suppliers, Manufacturers – Factory …	Thread Pressure Relief Valves are used for equipment and pipelines with mediums such as air, ammonia, and petroleum at a working temperature less than…	– Durable construction with various material options. – Wide range of applications in different industries.	– Limited to working temperatures below 200℃. – May require specific installation standards.	www.dagaotech.com

Frequently Asked Questions (FAQs)

What types of relief valves do suppliers in China offer?

You can find a wide variety of relief valves from suppliers in China, including pressure relief valves, safety valves, and vacuum relief valves. These valves are used in various industries such as oil and gas, chemical processing, and water treatment. Many suppliers also offer customized solutions to meet specific requirements.

How can I ensure the quality of relief valves from Chinese suppliers?

To ensure quality, look for suppliers with ISO certifications and positive customer reviews. Request samples before placing large orders and consider third-party inspections. Establish clear communication about your quality standards and specifications to avoid misunderstandings.

What is the typical lead time for relief valve orders from China?

Lead times can vary based on the supplier and order size, but generally, you can expect 4 to 8 weeks for production. If you need faster delivery, discuss expedited options with your supplier. Planning ahead can help you avoid delays in your projects.

Are there any minimum order quantities (MOQs) for relief valves?

Many suppliers in China have minimum order quantities, which can range from a few pieces to several hundred, depending on the product and manufacturer. It’s best to inquire directly with the supplier about their specific MOQs and see if they can accommodate smaller orders.

What are the payment options when ordering relief valves from China?

Most suppliers offer various payment options, including bank transfers, PayPal, and letters of credit. It’s important to discuss payment terms upfront and ensure you feel comfortable with the arrangement. Always verify the supplier’s credibility before making any payments.