Sep, 2023

Swept Adaptor

Topa

Swept Adaptor Supplier in China

Product Lists

Swept adapters have emerged to meet these requirements with a unique curved design that optimizes fluid flow and reduces pressure drop. Constructed from high-strength materials such as steel, these adapters are long-lasting, durable, and meet international standards. Although they have a slightly higher initial cost, their long-term performance advantages make them a cost-effective investment. Their design makes them particularly effective in high-pressure and complex systems. In addition, their robust construction reduces long-term maintenance costs. All in all, swept hydraulic adapters are the perfect combination of quality and economy and are a valuable addition to any hydraulic system. If you need Swept hydraulic adaptors, please contact us!

45° JIC Female to Female ORFS

Elbow 45° JIC female to female ORFS Swept adapters

90° BSP Male to Male

Elbow 90° BSP male to male Swept adapters

45° BSP Female to Female

Elbow 45° BSP female to female Swept adapters

45° BSP Male to Male

Elbow 45° BSP male to male Swept adapters

90° JIC Male to Female

Elbow 90° JIC male to female Swept adapters

90° JIC Female to Female BSP

Elbow 90° JIC female to Female BSP Swept adapters

45° JIC Male to Female

Elbow 45° JIC male to Female Swept adapters

95° JIC Female to Female Metric

Elbow 95° JIC female to Female metric Swept adapters

Products Video

Our hydraulic swept adapters are built with precision to deliver smoother fluid flow, lower pressure loss, and extended system life. Every curve is designed to reduce turbulence—making them ideal for high-flow, high-pressure applications.

Manufactured from premium carbon steel and stainless steel, our swept adapters undergo rigorous inspection—including thread testing and pressure sealing checks. Whether you’re working in construction, automation, or oil & gas, you can trust Topa to provide leak-free performance and long-term reliability.

If you’re looking for custom threads, special angles, or private labeling, we’re ready to support your needs. Watch the video now, then message our team for a fast quote and global delivery options.

Applications

Heavy Machinery

Hydraulic swept adapters play a vital role in heavy-duty equipment such as excavators, bulldozers, tractors, and mining trucks. These machines operate under extreme pressure, vibration, and continuous motion—conditions where standard fittings may fail prematurely. The curved design of swept adapters minimizes pressure drop and flow disruption, ensuring consistent hydraulic power delivery to critical components like cylinders and motors.

Industrial Automation

In manufacturing environments where hydraulic circuits control automated machinery, precision and efficiency are paramount. Swept adapters offer smooth directional changes in piping layouts, helping to maintain optimal flow velocity while minimizing turbulence. This results in faster response times for hydraulic actuators, improved system reliability, and reduced energy consumption.

Oil & Gas

The oil and gas sector demands components that can withstand extreme conditions—both offshore and onshore. Hydraulic swept adapters are commonly used in drill rigs, fracturing equipment, and wellhead control systems where high flow rates, pulsating pressure, and corrosive media are common. The swept design enhances flow stability, which is critical in long hydraulic circuits often found in large installations.

Products Features

Hydraulic Swept Adapters are essential fittings used in high-pressure hydraulic systems to change fluid direction with minimal resistance. Unlike conventional elbow adapters, swept adapters feature a gradually curved design—typically in 45° or 90° bends—that significantly reduces turbulence and pressure loss. This not only improves overall flow efficiency but also extends the life of connected components by reducing internal stress caused by abrupt flow changes.

These adapters are precisely machined to deliver reliable, leak-proof connections between hoses, tubes, and system components such as valves, pumps, and cylinders. Available in a wide range of thread types—including BSP, BSPT, JIC, ORFS, NPT, Metric, UNF, and JIS—swept adapters can accommodate global system requirements with ease.

Product Details

Shape Options

Material

Connection Types

Available Configurations

Technical Design

Component Structure

Manufacturing Standards

Swept Hydraulic Adapter VS Standard Hydraulic Adapter

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Gradual, curved bend design
Minimizes internal flow resistance
Reduces turbulence inside the hydraulic system
Promotes more efficient fluid movement
Results in lower pressure drop
Ideal for high-flow applications
Helps reduce energy loss in hydraulic circuits

Sharp 90-degree angle bend
Higher internal flow resistance
Increased risk of turbulence
May cause energy loss due to abrupt direction change
More pressure drop across the fitting
Suitable for general routing where flow efficiency is less critical

How to Customize Your Hydraulic Swept Adapter

At Topa, we understand that not every hydraulic system is built the same. That’s why we offer full customization options for swept adapters to meet your specific performance, installation, and material requirements. Whether you need non-standard threads, unique bend angles, or special coatings, we make it easy to get exactly what your project demands.

Provide Application Requirements

Provide your application scenario and parameters

Connection Selection

Choose your connection types and thread standards

Angle & Dimensions

Define angles and sizing requirements

Material Selection

Select appropriate materials for your environment

Special Requirements

Add custom features and finishing options

Production & Delivery

Technical confirmation and manufacturing

Why Choose Topa

When it comes to hydraulic systems, choosing the right components can make the difference between optimum performance and the constant headache of maintaining your system. At Topa, we’ve built a reputation for providing quality hydraulic components, such as hydraulic swept adapters, that meet the exacting requirements of hydraulic industry professionals. Here’s why choosing Topa Hydraulic is a smart move for you:

Competitive pricing

We pride ourselves on being a direct sales factory. We are able to offer competitive prices without compromising on quality, so you get your money’s worth. With Topa, you don’t have to choose between affordability and high performance – you can have both.

International Standards, Made in China

Our products are manufactured in China under strict quality control to ensure compliance with international standards in terms of durability, performance, and reliability. This is especially important for customers who face challenges in sourcing reliable components. Rest assured that our products offer a better price/performance ratio and are perfectly suited to your needs.

One-stop shop

No more traveling between different suppliers for different hydraulic needs. We offer a full range of products from hydraulic cylinders to fittings and adapters, providing you with the convenience of one-stop shopping.

Customized Solutions

We know that not all hydraulic systems are created equal. Our team of highly skilled professionals can customize solutions to meet the specific needs and challenges of your hydraulic applications.

Topa Services

Choosing the right hydraulic fitting supplier isn’t just about product specs—it’s about performance, reliability, and long-term support. Here’s why hundreds of buyers across the globe trust Topa for their hydraulic swept adapter needs:

Reliable Manufacturing Partnerships

Our factory equipped with CNC machining centers and strict QC systems. You get factory-direct pricing—without compromising on quality.

One-Stop Sourcing for Global Thread Standards

We support BSPP, BSPT, NPT, JIC, ORFS, Metric, UNF, Code 62, and more. Whether you're working with North American, European, or Asian systems, we deliver fittings that fit right the first time.

Fast Quotation & Technical Support

Our dedicated team responds to technical inquiries, RFQs, and drawing confirmations within 24 hours. Need a recommendation or a custom drawing? We've got you covered—fast.

Flexible Customization Options

Need a custom thread, bend angle, or private label? We handle OEM/ODM requests, laser marking, logo engraving, and special packaging for your brand or system requirement.

Global Export Experience

We ship to over 30+ countries, with customers across industries like construction, agriculture, mining, oil & gas, and manufacturing. Whether you're in the USA, Germany, UAE, or South Africa.

After-Sales Support

Our job doesn't stop after shipment. We offer fast after-sales service, technical troubleshooting, and warranty support—so you’re never left guessing.

20+

Years Experience

30+

Countries Served

10,00+

Products Delivered

500+

Customer

FAQ

What is the main difference between a swept adapter and a standard elbow fitting?

Swept adapters feature a gradual, curved bend that reduces turbulence and pressure loss, unlike standard elbow fittings that have sharp angles and can disrupt fluid flow.

What thread types are available for swept adapters?

We offer a wide range of thread types, including BSPP, BSPT, NPT, JIC, ORFS, Metric, UNF, JIS, and Code 62 flange connections.

Are these adapters available in both fixed and swivel ends?

Yes, many of our swept adapters are available with either fixed or female swivel ends for easier hose alignment during installation.

What materials are used for hydraulic swept adapters?

Our standard options include carbon steel with surface plating (zinc or zinc-nickel), stainless steel (304/316L), and brass for specific low-pressure or corrosion-resistant applications.

What is the maximum pressure these adapters can withstand?

Depending on size and material, swept adapters can handle pressures up to 6000 psi (≈420 bar) under standard hydraulic system conditions.

Can I request a non-standard angle, such as 135°?

Yes. While 45° and 90° are standard, we can manufacture custom-angle swept adapters like 135°, based on your system design or technical drawing.

Are these adapters compatible with international hydraulic systems?

Yes, our adapters comply with SAE, ISO, and DIN standards, making them compatible with most global hydraulic systems.

Do you offer private labeling or laser marking for branding?

Absolutely. We can laser engrave your logo, part number, or batch code on the adapter body and offer custom packaging to match your brand.

Can hydraulic swept adapters be used in both mobile and stationary systems?

Yes. Swept adapters are suitable for both mobile equipment (such as excavators and tractors) and stationary hydraulic systems (like industrial presses or marine platforms).

What surface treatments are available for corrosion protection?

We offer electroplated zinc, zinc-nickel alloy, phosphate coating, and stainless steel (304/316L) to suit various corrosion protection needs.

Get More Information About Products

Sep, 2023

Composite DOT Fittings

Push to Connect Composite DOT Fittings Manufacturer

PTC and PTCR fittings are brass composite push-to-connect fittings that meet SAE and D.O.T. standards. These fittings consist of a composite body, a brass fitting, and a retaining mechanism. They are very quick and easy to install, saving installation time. Composite DOT fittings are mainly used on buses, trucks, trailers, and all other types of mobile equipment.

Product list

Composite DOT push-connect fittings are valued for their unique combination of materials, with a body made of plastics, metals, and other composites, and threaded fittings made of brass. Their special design allows them to perform exceptionally well. Different types of composite push lock fittings can be used in different environments. Topa can provide all classifications of DOT push-in fittings, Please click on the picture below for details.

Union

Brass DOT composite straight push to connect union

Union Elbow

DOT composite brass uion elbow oush in fitting

Male Swivel Elbow

Composite male swivel push on brass DOT fitting

Female Swivel Elbow

Female swivel elbow brass composite dot fitting

Male Branch Swivel Tee

Male branch swivel tee fitting, brass composite adapter

Male Run Swivel Tee

Male run swivel tee, push lock composite adapter

Union Tee

Brass composite push to connect fitting, union tee adapter

Union Y Connector

Y shape union connector, brass composite adapter

Union Y Male Connector

Male union Y connector, composite brass adapter

Male Elbow Swivel 45°

Male 45-degree elbow swivel push in adapter

Plug-In Adapter

Plug in composite adapter, straight dot fitting

Plug-In elbow Adapter

Plug in elbow adapter, DOT composite brass fitting

Plug-In Run Tee

Plug in run tee adapter, composite DOT fittings

Plug-In branch Tee

Composite plug in branch tee adapter

Presto Manifold 24M

Presto Manifold 24M, brass composite push in fitting

Welcome To Topa

Composite DOT Fittings

Products Feature

Our D.O.T. quick connect Plug-In Fittings are the industry standard when it comes to repairing and maintaining air brake systems on semi-trucks, trailers, buses, and a variety of other mobile equipment. These fittings meet D.O.T. FMVSS 571.106, SAE J2494-3, and SAE J1131 standards for the perfect balance of durability and efficiency. Manufactured from composite materials, these fittings are strong, lightweight, and impact-resistant, with stainless steel tube supports that meet the stringent requirements of SAE J2494-3 to ensure optimal flow.

Designed with ease of use in mind, these fittings greatly speed up the assembly process and save up to 90% of the time compared to traditional compression fittings. Push-to-connect air fittings are ideal for secondary air applications such as track pneumatic doors, pneumatic seats, and shock absorbers, providing a quick, leak-proof tube connection. Their versatility makes them a top choice for fleets, repair shops, and farm machinery dealers who need a fast, reliable solution for servicing nylon brakes and secondary airlines.

Known for its corrosion resistance and excellent electrical conductivity, brass stands up well to heavy-duty use and is a reliable choice for a variety of applications. Its durability ensures long-lasting performance and reduces the need for frequent replacement.

Composite materials are made up of materials such as plastic and can be used with brass fittings, offering the advantage of lighter weight and easier handling and installation when both of them are used together.

PTC Fitting Advantages

Shorten assembly time: Say goodbye to the tedious assembly process associated with compression fittings. Our push-to-connect design reduces assembly time by up to 90%.

Versatility: Push connect air fittings are incredibly versatile as they are compatible with a wide range of vehicle systems including trucks, trailers, and rail systems.

Standards Compliance: D.O.T. and SAE specifications are stringent international requirements for DOT composite fittings, and these standards prove that DOT fittings are perfectly suited for each application.

Leakproof Design: Given the critical nature of pneumatic braking systems, a leak-free design is essential. Brass composite fittings are designed to be completely leak-free, allowing the braking system to operate safely.

Ease of Service: Composite dot air fittings make servicing a breeze for fleet managers, repair shops and implement dealers.

Applications

Buses

Designed for city buses and coaches, our D.O.T. quick connect couplings offer unmatched reliability and performance. Whether you’re traveling through a busy city or on a long highway, these couplings ensure that your air brake system operates flawlessly. In addition to primary and secondary brake lines, they are perfect for other pneumatic applications such as door systems, pneumatic seats and in-cab controls. Simplify maintenance and increase the safety of your passenger transportation operations with these quality fittings.

Heavy Duty Trucks

Our D.O.T. push to connect fittings are the preferred choice for heavy duty trucks that require a rugged and reliable air brake system. These fittings excel in both primary and secondary brake line applications, providing unmatched performance and safety. In addition to air brake systems, they are perfect for tire inflation systems, providing fast, leak-proof connections that stand up to the toughest conditions. By dramatically reducing installation time – up to 90% faster than traditional compression fittings – these composite push-in fittings have become a key part of keeping fleets running efficiently.

Trailers

The safety and performance of trailers is critical, especially in air braking systems. Our couplings provide an extra layer of assurance by not only meeting but exceeding D.O.T. and SAE performance requirements. These couplings are not limited to air brakes, however; they are also well suited for other pneumatic applications within the trailer, including air suspension and auxiliary systems. They feature a quick-connect design for fast assembly and maintenance, which is critical to keeping your trailer up and running.

Topa Team

Why Choose Us

In hydraulic and pneumatic systems, especially those used in braking systems such as heavy-duty trucks, trailers and buses, the quality of the fittings makes all the difference.Topa D.O.T. push-in ptc connectors combine innovation, excellence and reliability to set a new benchmark in the industry. Here’s why you won’t regret choosing our parts:

Unrivaled Quality

Topa's D.O.T. PTC connectors meet stringent D.O.T. and SAE standards, ensuring that the parts you install are built to last. Our fittings are repeatedly tested to ensure maximum performance and safety.

Wide range of applications

These ptc connections are not only suitable for air braking systems, but also for a wide range of applications. Whether you need them for tire inflation systems, pneumatic doors, pneumatic seats, or any other secondary air application, our couplings will do the job.

Cost Effective

Our factory pricing model allows us to offer you competitive pricing without compromising quality. A better price/performance ratio gives you a higher value for your investment.

Global Coverage

We have an extensive network of satisfied customers, from the United States and Canada to far-flung countries such as Australia, Afghanistan and South Korea. We have all the products you need for your use.

With a team of 50 highly skilled professionals, Topa Hydraulics prides itself on not just providing you with products, but with comprehensive solutions. We are customer-focused, which means we are always available to help you with any problem or challenge you may be facing.

When you choose Topa D.O.T. Plug-in air couplings, you’re not just buying a product, you’re buying a long-term investment in quality, efficiency, and peace of mind. For more information or assistance, please feel free to contact us; we will ensure your complete satisfaction.

Comprehensive Quality Control

We implement a rigorous quality control process that scrutinizes each product at multiple stages of manufacturing. This includes visual inspections, mechanical testing, and functionality assessments to ensure that every product that leaves our facility is flawless.

brass composite DOT Fitting China supplier check

brass composite DOT Fitting China factory Size Inspection

brass composite DOT Fitting factory process Three Coordinate Measuring

brass composite DOT Fitting manufacturer check one by one

Topa hydraulic brass composite DOT Fitting factory testing China

FAQ

What standards do Topa D.O.T. Push-In air fittings meet?

Our fittings are engineered to meet and exceed D.O.T., SAE, and other relevant industry standards, ensuring maximum safety and performance.

How do composite DOT fittings save assembly time?

D.O.T. push-in air couplings can be installed directly with the hose without the need for additional tools, so they save most of the installation time.

Can these fittings be used in applications other than air brake systems?

Yes, these couplings are versatile and can be used in a variety of pneumatic applications, including service systems, tire inflation systems, pneumatic doors, pneumatic seats, etc.

What materials are these fittings made of?

Push-in composite fittings are made of both composite and brass, each with their own advantages for different applications.

What are the types of DOT composite fittings?

Union, Straight, elbow, tee, and Y DOT push on connectors.

How do I know if these fittings are compatible with my existing system?

Our fittings are designed to be universally compatible with most standard pneumatic and hydraulic systems. For specific compatibility questions, please contact our technical support team.

Are these fittings leakproof?

Yes, the innovative design ensures that the pipe connections are leak-proof, providing you with a reliable and efficient pneumatic system.

Do you ship internationally?

Yes, we have customers all over the world and can ship our products to various countries. For shipping rates and delivery times, please contact our sales team.

What tubes are compatible with composite fittings?

SAE J844 Type A and Type B nylon air brake hoses, and flexible air brake hoses.

Do you offer volume discounts when buying in bulk?

Yes, we offer volume discounts. Please contact our sales team for more information on bulk purchase pricing.

Topa

Hydraulic Fittings

Get More Information About Products

Aug, 2023

ORFS hydraulic adapters supplier in China

ORFS Hydraulic Fittings

ORFS Hydraulic Fitting

ORFS hydraulic adapters are parallel hydraulic fittings. O-ring face seal fittings have grooves on the male threads for the installation of an O-ring. The ORFS adapter has a groove on the male threads for the installation of an O-ring. These types of fittings can provide excellent leakage protection at high-pressure applications.

ORFS hydraulic fittings have different types, like union, elbow, tee, cross, bulkhead, and swivel fittings. And they can play an excellent role in the industry, construction, agriculture, marine, oil and gas applications.

FS2403

ORFS Union

FS2404

M ORFS to M Pipe

FS2405

M ORFS to Female Pipe

FS2408

ORFS Plug

FS2501

90° M ORFS to M Pipe

FS2700

ORFS Bulkhead

FS6400

ORFS to O-ring

FS6802

45° ORFS to O-ring

FS0304

ORFS Cap

ORFS Hydraulic Fitting Video

Topa is an excellent Chinese hydraulic adapters supplier, we provide the best-quality o-ring face seal hydraulic fittings.

Topa offers all types and sizes of hydraulic adapters, and we also supply custom hydraulic adapters.

Our hydraulic adapters will undergo strict quality control, to ensure the quality of all hydraulic products.

If you have any problems with hydraulic ORFS fittings, please contact us!

Topa Hydraulic Adapters Catalog

The catalog book of hydraulic fitting adapters includes all kinds of hydraulic adapters, as well as their detailed parameters. If you need more information about hydraulic adapters, please contact us！

As a professional hydraulic adapters manufacturer and supplier, Topa can offer the widest range of hydraulic adapters and our adapters can meet all your needs!

Aug, 2023

NPT hydraulic adapters supplier in China

NPT Hydraulic Fittings

NPT hydraulic fittings stand for National Pipe Thread fittings. NPT adapters are the most common hydraulic fittings used to connect pipes. They are tapered threads with a narrow top and wide bottom. The deeper the NPT threads are installed, the tighter the connection will be.

NPT hydraulic adapters have various types, such as union, elbow, bulkhead, tee, cross, and swivel fittings. Hydraulic NPT adapters are the perfect choice for construction, oil, nature gas, chemical, water, agriculture, and industry applications.

5000

Pipe Coupling

5404

Pipe Union

5406

Pipe Thread Reducer

5406P

Hex Head Pipe Plug

5500

90° Male Pipe Elbow

5502

90° Street Elbow

5004

90° Female Pipe Elbow

5600

Pipe Tee

5601

Female Branch Tee

5602

Pipe Male Run Tee

5604

Male Branch Tee

5605

Female Pipe Tee

1404

NPSM swivel to Male Pipe

1501

90° NPSM swivel to Male Pipe

5652

Female Pipe Cross

NPT Hydraulic Fittings Video

Topa is the best Chinese hydraulic adapters factory, we provide the best-quality NPT hydraulic fittings.

Topa offers all types and sizes of hydraulic adapters, and we also supply custom hydraulic adapters.

Our hydraulic adapters will undergo strict quality control, to ensure the quality of all hydraulic products.

If you have any problems with NPT hydraulic fitting, please contact us.

Topa Hydraulic Adapters Catalog

The catalog book of hydraulic coupling adapters includes all kinds of hydraulic adapters, as well as their detailed parameters. If you need more information about hydraulic adapters, please contact us！

As a professional hydraulic adapters manufacturer and supplier, Topa can offer a range of hydraulic adapters and our adapters can meet all your needs!

Aug, 2023

JIC hydraulic adapters supplier in China

JIC Hydraulic Fittings

37° Cone JIC Hydraulic Fittings

JIC stands for Joint Industry Committee. JIC hydraulic fittings with 37-degree flared base surface and parallel threads. JIC hydraulic adapters are commonly available in a variety of different types, like tee, bulkhead, union, cross, elbow fitting, and swivel fitting. Hydraulic JIC adapters are made of carbon steel, brass, stainless steel, steel, and so on. They can be applied in many hydraulic fluid applications, such as transportation, oil and gas, food factory, chemical, and agriculture.

2403

Male JIC Union

2404

Male JIC to Male Pipe

2405

Male JIC to Female Pipe

2408

JIC Plug

2500

90° Male JIC Union

2503

45° Male JIC to Male Pipe

2603

Male JIC Tee

2605

JIC to Pipe Run Tee

2650

Male JIC to Male Pipe

2700

JIC Bulkhead

2701

90° JIC Bulkhead

2702

45° JIC Bulkhead

2703

JIC Bulkhead Union Branch Tee

6501

Female JIC to Male Pipe Elbow

6505

Female JIC to Male Pipe

6565

F JIC Union

6506

Female JIC to Female NPT

6600

Female JIC Branch Tee

6602

JIC Run Tee

6603

Male Branch Tee

6606

Female JIC Union Tee

6801

JIC to ORB Elbow

6801LL

Extra Long JIC to ORB Elbow

6802

45° Elbow JIC to ORB

6803

JIC to ORB Branch Tee

6804

JIC to ORB Run Tee

JIC Hydraulic Fittings Video

Topa is the best Chinese hydraulic adapters manufacturer, we provide the best-quality JIC hydraulic fittings.

Topa offers all types and sizes of hydraulic adapters, and we also supply custom hydraulic fittings.

Our hydraulic adapters will undergo strict quality control, to ensure the quality of all hydraulic products.

If you have any problems with JIC hydraulic fitting, please contact us.

Topa Hydraulic Adapters Catalog

As a professional hydraulic adapters manufacturer and supplier, Topa can offer the widest range of hydraulic adapters and our adapters can meet all your needs!

Jul, 2023

Hydraulic Adapters Manufacturer

High-quality
Strength
Long-lasting
Durable

Best Hydraulic Adapters Manufacturer in China

Hydraulic adapters are one of the most important hydraulic fittings in a hydraulic system. Unlike hose fittings, hydraulic adapters can connect different sizes of hydraulic components or hydraulic pipes at the same time.

As a professional hydraulic adapters manufacturer, Topa is committed to providing you with the highest quality adapters, welcome to contact us!

Product Lists

Hydraulic adapters are a big classification in hydraulic fittings, it also includes various small classifications. Such as bulkhead fittings, tees, crosses, plugs, caps, and so on. These classified fittings also have various types of threads including JIC, BSPP, BSPT, NPT, Metric, DIN, ORB, JIS, and ORFS threads. You can click on the image below for more details or contact us directly!

JIC Hydraulic Adapters

74° cone flare JIC hydraulic adapters, for use with hydraulic systems.

NPT Hydraulic Adapters

NPT traped hydraulic adapter, made of carbon steel and stainless steel.

ORFS Hydraulic Adapters

O-ring face seal hydraulic adaptors, strong seal and no-leaks.

SAE O-ring Hydraulic Adapters

SAE 45° cone hydraulic adapters, SAE international standards.

BSP Hydraulic Adapters

BSP 60° cone flare hydraulic adapters, BSPP and BSPT thread adapters.

Hydraulic Flange

Hydraulic flange adapters, with one thread end.

Hydraulic Bulkhead

JIC, BSP, Metric thread hydraulic bulkhead adapters.

Hydraulic Plug

Male hydraulic plugs and female hydraulic caps, for use with fluid systems.

Metric Hydraulic Adapters

Metric hydraulic adapters, DIN standard adapters.

Hydraulic Tee Adapters

All threads hydraulic tee adapters, three-way hydraulic fittings.

JIS Hydraulic Adapter

JIS standard hydraulic adapters, Japanese standard adapter fittings.

Hydraulic Test Adapter

Hydraulic test point adapter, for use with hydraulic fluid test point.

Hydraulic Adapters Features

Hydraulic adapters are the most commonly used accessories in hydraulic systems. They allow the connection of fittings or pipes of different sizes to form a closed fluid circuit in a hydraulic system.

Topa’s hydraulic adapters are available in different materials and sizes. Common materials include brass, stainless steel, and carbon steel. The advantages of different materials vary, so you can choose the fitting material according to your needs.

The material of the hydraulic adapter determines the safety and performance of the hydraulic system. As a professional hydraulic adapter manufacturer, Topa provides high-quality, rigorously tested, and certified hydraulic adapters to ensure that the risk of leakage and malfunction can be minimized during use.

Advantages of Topa hydraulic adapters:

Complete range
Affordable prices
High quality
Durable

Application

Hydraulic adapters play a vital role in various industrial sectors. Whether in the industrial, agricultural, automotive, construction or chemical, petroleum, or food processing industries, hydraulic adapters play an indispensable role in ensuring the stable operation of hydraulic systems.

Why Choose Us

Custom

We can provide you with customized fitting services, Topa is a professional hydraulic adapters manufacturer who can design the material, appearance, thread, logo, and other details for you. You can put forward detailed requirements and we will try our best to fulfill them.

Employee

Every Topa employee is committed to a high level of professionalism. Our staff responds to your questions, arranges orders quickly, and manufactures each product rigorously.

CNC

Topa’s factory has a large number of CNC machining machines, which can produce hydraulic products of various specifications. We have professional production technicians and inspection staff who will strictly control the quality of each product to ensure that you receive the best product.

Shipping

We have professional shipping partners who can provide you with a variety of shipping methods. topa will arrange transportation as quickly as possible so that the goods reach you as soon as possible.

Quality control

Topa hydraulic adapters China manufacturer Pulse test

Topa hydraulic adapters factory process Three Coordinate Measuring

Topa hydraulic adapters China supplier quality check

Topa hydraulic adapters factory testing China

Topa hydraulic adapters China supplier process Pulse test

Topa hydraulic adapters manufacturer check one by one

Hydraulic Hose

Hydraulic Hose Fitting

An Fitting

Quick Coupler

JIC Hydraulic Fitting

Banjo Hydraulic Fitting

FAQ

What are hydraulic adapters?

Hydraulic adapters are metal products, made of carbon steel, stainless steel, brass and other materials. They have two or more threaded ends and can be connected to hydraulic components.

What threads do hydraulic adapters have?

All threads are included. Examples include JIC, NPT, BSP, JIS, Metric, and ORFS. These threads can be used in a variety of applications.

What types of adapters are available?

Thread adapters, flange adapters, and push-in fittings.

What is the difference between a hose fitting and an adapter?

One end of a hose fitting is used to connect a hose and the other end is used to connect a hydraulic component. The adapter is used to connect hydraulic lines and components of different sizes.

In what applications can hydraulic adapters be used?

Machine building, agriculture, construction, food processing, chemical, aerospace, marine, oil and gas industries.

How do I choose the right hydraulic adapter?

Choose according to your hydraulic system and the environment in which it will be used. If you are not sure how to choose, please contact us and our professional staff will help you choose.

Is Topa a professional hydraulic adapters manufacturer?

Topa is one of the most professional hydraulic adapters manufacturer in China, we will provide you with the best hydraulic fittings.

How long can the adapter last?

It depends on your usage environment. Factors such as acid, alkali, vibration, dust will affect the life of the hydraulic adapter.

Why use hydraulic adapters?

Hydraulic adapters can connect different hydraulic lines to ensure the proper functioning of the hydraulic system. And they can also adapt to different environments to ensure the safety of the hydraulic system.

Are there discounts on Topa products?

The larger the order, the better the price.

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Metal Flexible Hose

Camlock Metal Flexible Hose Assembly

Topa supplies all kinds of camlock flexible metal hose assemblies, our camlock flexible metal hose has type A and type D camlock. Those camlock corrugated metal hoses are flexible metal hoses, that can be applied in vacuum, water, chemical, and food applications. We promise to supply high-quality flexible metal hoses.

If you have any questions about camlock flexible metal hoses, please contact us!

Camlock Metal Flexible Hose Assembly Video

This video is about the details of Topa thread end flexible metal hose assembly.

Topa can provide all sizes, materials, lengths, and threads. We will follow the production process strictly and produce each batch of products carefully, and we will carry out a full set of quality control for the products, welcome you to order.

If you have any questions about camlock flexible metal hoses, please contact us.

Flexible Metal Hose Catalog

This catalog is about flexible metal hoses.

Topa can offer all kinds of hydraulic flexible metal hoses, and our catalog also includes all of them.

Please contact us If you need more information on flexible metal hoses for water or would like some free samples.

Flexible Metal Hoses

Flange End Flexible Metal Hoses Assembly

Topa supplies all kinds of flange end flexible metal hose assemblies, our flexible metal hose has weld plated, slip-on, stub end, and raise face flange end. Those thread end corrugated metal hoses are flexible metal hoses, that can be applied in oil, gas, chemical, and food applications. We promise to supply high-quality flexible metal hoses.

If you have any questions about flange end flexible metal hoses, please contact us!

Flexible Metal Hoses Assembly Video

This video is about the details of Topa flange end flexible metal hoses assembly.

Topa can provide all sizes, materials, lengths, and threads. We will follow the production process strictly and produce each batch of hose products carefully, and we will carry out a full set of quality control for the products, welcome you to order.

If you have any questions about flexible metal hoses, please contact us.

Flexible Metal Hose Catalog

This catalog is about flexible metal hoses.

Topa can offer all kinds of hydraulic flexible metal hoses, and our catalog also including all of them.

Please contact us If you need more information on flexible metal garden hoses or would like some free samples.

Flexible Metal Hose Assembly

Topa supplies all kinds of flexible metal hose assemblies, our thread end flexible metal hose has NPT, BSP, JIC, and Metric thread. Those thread end corrugated metal hoses are flexible metal hoses, that can be applied in vacuum, water, chemical, and food applications. We promise to supply high-quality flexible metal hoses.

If you have any questions about thread end flexible metal hoses, please contact us!

Flexible Metal Hose Assembly Video

This video is about the details of Topa thread end flexible metal hose assembly.

If you have any questions of thread end flexible metal hoses, please contact us.

Flexible Metal Hose Catalog

This catalog is about flexible metal hoses.

Topa can offer all kinds of hydraulic flexible metal hoses, and our catalog also including all of them.

Please contact us If you need more information on corrugated metal hoses or would like some free samples.

Hydraulic Fittings Manufacturer

Best Hydraulic Fittings Manufacturer in China

Topa has been committed to developing high-quality hydraulic products, including all kinds of hydraulic hoses, hydraulic fittings, and other hydraulic products. After more than fifteen years of effort, we have more productivity, more expertise, and more advanced technology.
Topa’s hydraulic products are used in agriculture, oil and gas, transportation, motor vehicles, construction, and industry. Our products are welcomed by distributors and hydraulic manufacturers all over the world.
As one of the best hydraulic fittings manufacturer leaders in China, Topa prioritizes customer service. We are committed to providing every customer with the highest standard of hydraulic products at the best price.

Hose Fitting

Adapter

Brass Fitting

One-piece

JIC

NPT

BSP

Metric

Why Topa?

Topa was established in 1997 as a Chinese hydraulic fittings manufacturer specializing in the manufacture, production, and sales of hydraulic fittings. Since its establishment, we have accumulated many excellent reputations.

We have rich knowledge of hydraulic fittings. This knowledge enables us to provide you with comprehensive support and solve all your problems.

Topa always prioritizes product quality. We ensure that each product meets international standards through strict quality control and testing processes.

Whenever we receive an order, we are committed to delivering the products you need quickly and efficiently. Topa has an efficient production planning and management system to ensure product delivery and timely delivery of your order.

We have a dedicated team of experts. They are always available to provide advice and guidance to ensure that the fittings are precisely designed for your use.

Topa has professional CNC production machines and testing equipment. The production facilities offer one-stop production, ensuring that every step of the process is under the control of specialized personnel. The testing equipment ensures that all indicators of hydraulic products meet the required quality standards.

In addition to the international standard products, we are able to offer custom hydraulic product solutions according to specific customer requirements. By closely combining our processes with your individual requirements, we can provide you with the perfect product.

Our products meet international quality standards and have been awarded several international certifications. This proves our company’s professionalism in product quality, manufacturing process, and service.

Topa is constantly improving our price competitiveness by optimizing our production process and speed so that you can get the best price.

Hydraulic Fittings Manufacturer Video

Factory

Topa’s factory has more than fifty CNC machines, as well as different sizes of crimping machines and hot forging machines. We have professional testing equipment for fittings, including video measurement, hardness tester, salt spray tester, etc. Our warehouse has a large capacity to ensure the storage environment for our products. We have professional technicians, installers, inspectors, salesmen, and packers, each of whom has a clear division of labor and can complete each order perfectly.

CNC Machine

Test Machine

Warehouse

Employee

Production process

Topa has an efficient and rigorous production process to ensure quality and consistency. The entire production process begins with the procurement of raw materials, continues through various stages of processing and assembly, and concludes with a rigorous quality inspection.

Raw Material Cutting

Topa selects high-quality raw material suppliers and ensures that the materials purchased meet international standards. We will carry out strict quality checks, including the physical and chemical properties of the materials to ensure the quality and stability of the raw materials.

Hot forging

After the raw material is hot forged, the strength and wear resistance of hydraulic fittings can be improved. The hot forging process can improve the density and uniformity of the material, eliminate internal defects, and increase the performance and durability of the material.

CNC machines

The lathe automatically controls the movement of the tool and the machining process according to the instructions in the program. Major lathe machining includes OD lathing, ID lathing, and threading.

Surface Treatment

After lathe machining, surface treatment may be required to improve the aesthetics and corrosion resistance of the product. Common surface treatment methods include grinding, polishing, plating, anodizing, and so on.

Quality Inspection

We will use various equipment to test the fittings to ensure that the fittings meet international standards. Finally, we will also have specialized quality inspectors to test the fittings frequently.

Packing & Transportation

We will arrange the packing according to your products, we usually use wooden boxes, cartons, and pallets. We have many transportation partners, we can arrange the most convenient and fastest transportation for you.

Quality control

Hydraulic fittings usually work under high pressure, high temperature, and high load conditions, so their quality requirements are very strict. As an excellent hydraulic fittings manufacturer, Topa’s quality inspection process is carried out in strict accordance with standard operating procedures.

Hardness test

To ensure that the product has sufficient strength and durability in practical applications, Topa evaluates the strength and durability of hydraulic fittings.

Salt Spray Test

Hydraulic fittings are exposed to harsh working environments such as humidity and corrosion. The corrosion resistance of hydraulic couplings is assessed through salt spray testing and corrosion performance testing.

Dimensional inspection

Dimensional inspection is an important part of quality control for hydraulic connectors. Using measuring tools, such as vernier calipers, video inspection, etc.

Appearance Inspection

Topa operators manually inspect hydraulic fittings to ensure surfaces are free of visible defects, cracks, deformations, and other issues. We also includes checking markings, lettering, and graphics to ensure that your product’s information is correct.

Certification

As a professional hydraulic fittings manufacturer in China, Topa’s products meet international quality standards and have been awarded several international certifications. These attest to our company’s expertise in product quality, manufacturing processes, and service.

ISO

BV

TUV

Spary test

Inspection certification

Roughness test

Packing

In order to ensure the safe transportation of hydraulic products to the destination, we will take a variety of packaging methods, and choose the appropriate packaging materials to protect the hydraulic couplings from damage.

For hydraulic adapters with particular sizes, shapes, or requirements, we can adopt customized packaging. According to the characteristics and size of the products, we design and make suitable packing boxes or wooden crates to avoid shifting and damage during transportation.

Marking the information about the product on the package will help you identify and trace the product. According to the transportation distance and conditions, we will choose the suitable transportation mode. Hydraulic connectors are usually shipped by land, sea, or air. According to the weight, volume, and shipping requirements of your product, choose the most suitable transportation method.

Applications

Whether it is high pressure, high temperature, or harsh environments, Topa’s products provide reliable connections and seals to ensure the safe and stable operation of hydraulic systems.