Flange Fittings Manufacturer in China

Are you looking for the most cost-effective and most suitable hydraulic flanges manufacturer?  Topa is your best choice!

Hot Products

We are the best hydraulic flanges manufacturer in China, we can provide all types of hydraulic pipe flanges with customized service. Contact us now for a free quote!

87311 3000PSI Flange

87311 straight Code61 3000psi hydraulic flange.

87341 3000PSI Flange

87341 45° elbow Code61 3000psi hydraulic flange.

87391 3000PSI Flange

87391 90° elbow Code61 3000psi hydraulic flange.

87611 6000PSI Flange

87611 Straight Code62 6000psi hydraulic flange.

87641 6000PSI Flange

87641 45° elbow Code62 6000psi hydraulic flange.

87691 6000PSI Flange

87691 90° elbow Code62 6000psi hydraulic flange.

87911 9000PSI Flange

87911 Straight 9000psi hydraulic flange fitting.

87941 9000PSI Flange

87941 45° elbow 9000psi hydraulic flange.

87991 9000PSI Flange

87991 90° elbow 9000psi hydraulic flange.

FS1700 ORFS Flange

FS1700 Male ORFS straight hydraulic flange fitting.

FS1703 ORFS Flange

FS1703 Male ORFS 45° elbow flange fitting.

FS1704 ORFS Flange

FS1704 Male ORFS 90° elbow flange fitting.

FS1800 ORFS Flange

FS1800 Male Straight ORFS flange fitting.

FS1803 ORFS Flange

FS1803 Male ORFS 45° elbow flange fitting.

FS1804 ORFS Flange

FS1804 Male ORFS 90° elbow flange fitting.

1700 JIC Flange

1700 Male JIC straight hydraulic flange fitting.

1703 JIC Flange

1703 Male JIC 45° elbow hydraulic flange fitting.

1704 JIC Flange

1704 Male JIC 90° elbow hydraulic flange fitting.

1800 JIC Flange

1800 Male JIC straight hydraulic flange fitting.

1803 JIC Flange

1803 Male JIC 45° elbow hydraulic flange fitting.

1804 JIC Flange

1804 Male JIC 90° elbow hydraulic flange fitting.

11577 Crimp Flange

77 series hydraulic crimp flange.

11971 Hydraulic Crimp Flange

71 series 90° elbow hydraulic crimp flange.

11543 Hydraulic Crimp Flange

43 series hydraulic crimp flange.

11743 Hydraulic Crimp Flange

43 series 45° elbow crimp flange.

11571 Hydraulic Crimp Flange

71 series hydraulic crimp flange.

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Ready to enhance your operations with Topa's superior hydraulic products? Contact us today to explore our high-quality flange fittings and experience service that exceeds expectations. Let's discuss how we can meet your specific needs and drive your success forward. Order now and join our satisfied clientele!

Flange Fitting Features

Robust Material Construction

Our flange hydraulic fittings are crafted from high-grade materials that offer exceptional strength and durability. This ensures they can withstand the rigors of high-pressure systems and extreme working environments. By choosing our fittings, you ensure a longer lifespan for your hydraulic systems, reducing the frequency and costs of maintenance.

Our fittings are made with corrosion-resistant materials like stainless steel and coated metals, ensuring they perform optimally even in corrosive environments such as marine applications or chemical processing plants.

Engineered to handle high-pressure demands, our flange adapters maintain integrity and reliability under stress, preventing leaks and system failures.

The material composition allows our fittings to operate efficiently across a broad temperature range, making them suitable for both hot and cold working conditions.

The adaptable design of our fittings makes them ideal for various industries, including oil and gas, construction, and manufacturing, providing a universal solution for hydraulic connections.

stainless steel materials Topa
Sealing methods
Flange Fitting Features

Precision Seal

Our hydraulic flange adapters are precisely engineered to ensure a perfect fit and an effective seal, enhancing the overall efficiency and safety of hydraulic systems. This meticulous attention to detail in design and manufacturing prevents leaks and ensures consistent performance under varying operational pressures.

Utilizing advanced manufacturing techniques, each fitting is produced with strict dimensional tolerances, ensuring a snug and secure fit in any assembly.

Incorporating state-of-the-art sealing mechanisms, our fittings provide a robust seal that prevents fluid leakage and contamination, critical in maintaining system cleanliness and efficiency.

Designed for quick and easy installation, our fittings reduce assembly time and minimize the risk of errors during setup, facilitating smoother operations and maintenance.

Our fittings are compatible with a wide range of hydraulic fluids, which makes them suitable for various applications without the risk of chemical degradation or performance impairment.


Topa’s hydraulic flanges can be used in a variety of applications to ensure proper connection of hydraulic systems. We can supply flanges in a variety of materials, so please contact us if you have any requirements! Topa’s hydraulic couplings can be used in a variety of applications to ensure the correct connection of hydraulic systems.

hydraulic flange fittings Heavy machinery

Heavy Machinery

Hydraulic flanges are essential components in heavy machinery, especially in the construction and mining sectors. These fittings ensure robust and leak-proof connections in hydraulic systems. The high-pressure environment within these systems demands exceptional strength and precision, qualities that our flange hydraulic fittings consistently deliver.

hydraulic flange fittings Supplier renew energy Topa

Renewable Energy

Pressure flange hydraulic fittings are used to control the hydraulic systems of turbines and other moving parts. These fittings are able to withstand environmental stresses such as water, wind and temperature changes. Their durability ensures long-term operation and minimizes the need for replacement.

agriculture hydraulic fitting application


Agricultural equipment requires hydraulic systems for a variety of tasks such as lifting, plowing and harvesting. Flange hydraulic fittings are widely used to connect hoses and pipes in these systems. They ensure a secure connection and can cope with the frequent changes in pressure typical of agricultural applications.

hydraulic fittings factory Topa in China
About Topa

Company Mission & Vision

Our Mission

We are committed to continually meeting our customers’ expectations through service excellence and a commitment to quality, sustainability and continuous improvement in all processes.

Our Vision

Our vision is to be globally recognized as a major supplier of hydraulic solutions, providing the highest quality hydraulic products to every customer.

Company Goals

Continuously improve our technology and processes to remain an industry leader. Increase customer satisfaction through superior products and personalized service.

Our Services

Topa offers customer service and is committed to making every customer’s shopping experience the most comfortable!

Customized Product Solutions

We work closely with our clients to understand their specific needs and provide customized product solutions. Our team of experts is equipped to design and manufacture hydraulic cylinders tailored to the unique requirements of each project, ensuring optimal performance and integration.

Responsive Communication

At Topa, we pride ourselves on our quick and responsive communication. Whether you have a question about our products or need assistance with an order, our dedicated customer service team is always available to provide prompt and precise answers, helping you make informed decisions quickly.

Comprehensive Technical Support

We offer comprehensive technical support throughout the lifecycle of our products. From installation guidance to troubleshooting and maintenance tips, our skilled technicians are ready to assist you with expert advice and practical solutions, ensuring your equipment operates at peak efficiency.

Flexible Logistics Options

Understanding the importance of timely delivery, Topa provides flexible logistics options to meet the diverse needs of our global clients. We work with reliable shipping partners to ensure your products are delivered safely and on schedule, whether locally or internationally.

Our Factory

Topa’s hydraulic flange production process is a testament to our commitment to quality and precision. Utilizing state-of-the-art technology and stringent quality control measures, we ensure that every flange we produce meets the highest standards of performance and reliability. Our comprehensive production process is meticulously designed to optimize efficiency and product integrity, ensuring that our clients receive only the best products.

Any needs?

Want to learn about Topa's hydraulic flange products? Need additional flange pipe fittings? We are the best choice for the best price, the best quality products and the most professional service, all at Topa! Contact Topa now, we are ready to go!

Other Products

Hydraulic Hose

Hydraulic Adapters

Brass Hydraulic Fittings

Quick Couplers

Crimp Style Hydraulic Fittings

Reusable Hydraulic Fittings


What materials are used in the manufacture of your hydraulic flange connectors?

Our flange hydraulic fittings are primarily made from high-grade steel and stainless steel, selected for their durability and resistance to high pressures and corrosive environments.

How do I choose the right flange fitting for my application?

Choosing the right flange fitting depends on several factors, including the type of hydraulic system, the pressure requirements, the type of fluid being transported, and environmental conditions. Our team can assist you in selecting the most suitable fittings for your needs.

Can your flange adapters withstand extreme temperatures?

Yes, our flange connectors are designed to operate effectively within a wide range of temperatures. Specific materials and treatments can be selected to enhance performance under extreme thermal conditions.

Are your flange adapters compatible with all types of hydraulic oils?

Our flange hydraulic fittings are compatible with most types of hydraulic oils. However, for specific fluids or unique chemical compositions, please consult with our team to ensure compatibility and performance.

What pressure ratings do your flange adapters support?

Our flange hydraulic fittings are available in various pressure ratings to suit different industrial applications. From low-pressure environments to high-pressure systems, we have solutions that meet your requirements.

How do you ensure the quality of your flange couplings?

Quality assurance is integral to our manufacturing process. We conduct rigorous testing, including dimensional checks, material testing, and pressure tests, to ensure each fitting meets our high standards before leaving the factory.

What certifications do your flange hydraulic fittings hold?

Our flange adapters adhere to international standards and hold certifications such as ISO 9001 for quality management systems and various industry-specific certifications depending on the application.

Can you provide custom flange fittings?

Yes, we offer custom flange pipe fittings tailored to the unique specifications and requirements of your hydraulic systems. Our engineering team can design and manufacture fittings based on your application needs.

What is the typical lead time for flange fitting orders?

Lead times can vary based on the order size and specific requirements. Typically, standard fittings are available for immediate dispatch, while custom orders may require additional time for production.

How should I maintain my hydraulic flange pipe fittings to ensure longevity?

Regular maintenance should include checking for leaks, ensuring all fittings are tightened correctly, and replacing worn or damaged parts promptly. It’s also important to use clean and suitable hydraulic fluid and keep the system free from contaminants to extend the lifespan of your fittings.

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Hydraulic Flange Fitting catalog Topa