Hydraulic Flange Fittings
We offer a wide range of hydraulic flange fittings, including SAE, ISO, and custom designs, in various materials like steel and stainless steel. Our fittings ensure leak-free connections for high-pressure hydraulic systems across diverse applications. We provide expert support to help you select the perfect flange for your needs.
Hydraulic Flange Fittings Wholesale
We provide a wide selection of hydraulic flange fittings for wholesale, specializing in SAE and ISO standards. Our offerings include various sizes, materials (steel, stainless steel), and pressure ratings to suit diverse applications. We ensure high-quality, leak-free connections for your hydraulic systems.

Hydraulic Hose Flange Fitting
Leak-free reliability: Our hydraulic hose flange fittings are engineered for superior leak-free performance. Precision machining and high-quality materials ensure a tight, dependable seal, even under high pressure and vibration. This minimizes downtime, fluid loss, and maintenance costs, contributing to increased system efficiency.
Wide selection: We offer a broad range of hydraulic hose flange fittings, including SAE, ISO, and other industry standards. Available in various sizes, materials (steel, stainless steel, brass), configurations (straight, elbow, tee, etc.), and pressure ratings, we can meet your specific application requirements. This simplifies sourcing and ensures compatibility.
Durable construction: Manufactured from robust materials like hardened steel and corrosion-resistant stainless steel, our hydraulic hose flange fittings withstand demanding applications. They offer excellent resistance to pressure, temperature extremes, and harsh environments, ensuring long-lasting performance and reliability.
Easy installation: Our fittings are designed for easy installation and maintenance. Streamlined designs and precise tolerances simplify assembly, reducing installation time and the risk of errors. This lowers labor costs and speeds up project turnaround times.
DF Hydraulics: Your Leading Hydraulic Flange Fittings Manufacturer
DF Hydraulics is a leading hydraulic fitting manufacturer specializing in high-quality hydraulic flange fittings. We offer a comprehensive range of SAE, ISO, and custom flange fittings in various sizes, materials (steel, stainless steel), and pressure ratings. Our commitment to precision engineering and rigorous quality control ensures leak-free, reliable connections for demanding hydraulic applications.
As a trusted hydraulic fitting manufacturer, DF Hydraulics provides expert support and competitive pricing. We cater to diverse industries, offering solutions for high-pressure systems, fluid transfer, and more. Choose DF Hydraulics for dependable hydraulic flange fittings that meet your exact specifications and performance requirements.

Hydraulic Pump Flange Fittings
We offer a wide selection of hydraulic pump flange fittings designed for reliable connection to hydraulic pumps. Our range includes various sizes, materials (steel, stainless steel), and pressure ratings to suit diverse pump types and hydraulic system requirements. Ensure efficient fluid transfer and leak-free performance with our quality fittings.

hydraulic split flange fittings
We offer a wide selection of split flange hydraulic fittings, including SAE and ISO standards. Our split flanges simplify hose and tube connections, especially in tight spaces. Available in various sizes, materials (steel, stainless steel), and pressure ratings, they ensure reliable, leak-free performance for your hydraulic systems.

o ring flange hydraulic fittings
We offer a wide selection of O-ring flange hydraulic fittings, including SAE and ISO standards. These fittings provide reliable, leak-free sealing for hydraulic systems, even under high pressure and vibration. Available in various sizes and materials, our O-ring flange fittings ensure optimal performance and easy installation.

4 bolt flange hydraulic fitting
We offer a range of 4-bolt flange hydraulic fittings, including SAE Code 61 and 62, in various sizes and materials like steel and stainless steel. These robust fittings ensure secure, leak-free connections for high-pressure hydraulic systems, ideal for demanding applications. Contact us for custom options.
Why Choose Our Hydraulic Flange Fittings
Material:
The choice of material is crucial for ensuring compatibility with the hydraulic fluid and operating environment. Common options include steel, stainless steel, and brass, each offering different levels of corrosion resistance, pressure handling, and temperature tolerance.
Size and Configuration
Flange fittings are available in a wide range of sizes and configurations (straight, elbow, tee, etc.) to accommodate various hose and pipe dimensions, connection types, and space constraints. Custom sizes and configurations can be engineered for unique applications.
Pressure Rating
Hydraulic systems operate at varying pressures, so selecting a flange fitting with the appropriate pressure rating is essential for safety and performance. Custom pressure ratings can be achieved through design modifications and material selection.
Connection Type
Flange fittings can be designed with different connection types, such as SAE, ISO, or custom flanges, to ensure compatibility with existing equipment and other components in the hydraulic system.
Hydraulic Flange Fittings FAQs
what are hydraulic flange fittings?
Hydraulic flange fittings are essential components in hydraulic systems, designed to create secure and leak-free connections between hoses, pipes, and other hydraulic components. They are characterized by a flat, circular face with bolt holes, allowing them to be bolted together to form a robust connection. These fittings play a crucial role in ensuring the safe and efficient transfer of hydraulic fluid under high pressure.
Flange fittings are widely used in various hydraulic applications, including construction equipment, agricultural machinery, manufacturing systems, and more. They are available in a range of sizes, materials (such as steel and stainless steel), and pressure ratings to suit diverse needs. Selecting the correct flange fitting is critical for system performance and safety, as it ensures a reliable connection that can withstand the demanding conditions of hydraulic systems.
what are hydraulic flange fittings used for?
Hydraulic flange fittings are indispensable components in hydraulic systems, serving as the critical link between hoses, pipes, and other hydraulic equipment. Their primary function is to create secure, leak-free connections that enable the efficient transfer of hydraulic fluid under high pressure. This is achieved through their unique design, featuring a flat, circular face with bolt holes, allowing them to be firmly bolted together to form a robust and reliable joint.
These fittings are essential for maintaining the integrity and performance of hydraulic systems across a wide range of applications. They are commonly used in heavy machinery such as excavators, bulldozers, and cranes, where the reliable transfer of hydraulic power is crucial for operation. In manufacturing, hydraulic flange fittings are vital in presses, injection molding machines, and other equipment that rely on hydraulic force. They also play a key role in agricultural machinery, ensuring the smooth functioning of tractors, harvesters, and other implements.
Beyond these specific applications, hydraulic flange fittings are essential in any system that utilizes hydraulic power. This includes industries like aerospace, marine, and even automotive manufacturing. Their ability to withstand high pressures, resist leaks, and provide a stable connection makes them a fundamental component for ensuring the safe and efficient operation of countless hydraulic systems.
what are Hydraulic flange fittings types?
Hydraulic flange fittings come in a variety of types, each designed for specific applications and pressure ratings.
Here are some of the most common flange hydraulic fitting types:
SAE Flanges: These are among the most widely used flange fittings, adhering to SAE J518 and ISO 6162 standards. They are categorized into Code 61 and Code 62, with Code 61 for lower to medium pressures (3,000 to 5,000 PSI) and Code 62 for higher pressures (up to 6,000 PSI).
ISO Flanges: Similar to SAE flanges, ISO flanges also comply with ISO 6162 and are often interchangeable with SAE counterparts. They may feature metric threads in addition to the UNC threads found in SAE flanges.
Split Flanges: These flanges consist of two halves that are bolted together around the hose or pipe, simplifying installation and maintenance. They are commonly used in applications where space is limited or frequent disassembly is required.
Weld Flanges: These flanges are designed to be welded to the pipe or hose, providing a permanent and robust connection. They are often used in high-pressure and high-temperature applications where a leak-free seal is critical.
Threaded Flanges: These flanges feature threads that allow them to be screwed onto the pipe or hose, providing a quick and easy connection. They are typically used in lower-pressure applications where frequent assembly and disassembly are required.
In addition to these common types, there are also specialized flange fittings designed for specific applications, such as compact flanges for tight spaces, swivel flanges for allowing rotation, and block flanges for mounting to a manifold or block. The choice of flange fitting depends on factors such as pressure rating, size, material compatibility, and application requirements.
can you customize Hydraulic flange fittings sizes?
Yes, hydraulic flange fittings sizes can often be customized. While there are standard sizes that adhere to industry specifications like SAE and ISO, manufacturers can often produce custom sizes to meet specific application requirements.
Here’s why customization might be needed and how it’s done:
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Unique System Requirements: Some hydraulic systems may have space constraints, unusual connection types, or require specific flow rates that standard sizes cannot accommodate. In such cases, custom flange fittings can be designed to perfectly integrate with the existing system.
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Specialized Applications: Industries like aerospace or certain types of manufacturing may have highly specialized equipment with non-standard connection sizes. Custom flange fittings ensure compatibility and optimal performance in these unique applications.
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Material Considerations: While standard sizes are often available in common materials like steel and stainless steel, a custom size might be needed in a less common material to handle specific fluids or environmental conditions.
How Customization Works:
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Collaboration with Manufacturers: To get custom hydraulic flange fittings, you’ll typically need to work closely with a manufacturer who offers customization services. They will need detailed specifications, including dimensions, pressure ratings, material requirements, and any other relevant factors.
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Engineering and Design: The manufacturer‘s engineers will then design the custom flange fitting, taking into account all the provided specifications and ensuring it meets the necessary performance and safety standards.
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Manufacturing Process: Once the design is finalized, the custom flange fitting will be manufactured using appropriate techniques like machining, forging, or casting, depending on the material and complexity of the design.
Keep in mind that custom hydraulic flange fittings may have longer lead times and higher costs compared to standard sizes. However, they provide the perfect solution for applications with unique requirements, ensuring optimal performance and integration within the hydraulic system.
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