Tag Archives: fitting hydraulic

China factory Wide Varieties Hydraulic Fitting Sizes Hose Pipe Connectors Quick Release Coupling dc coupling

Product Description

Contact 

Export sales

Name : Joanna Zhang

Wetchat/ Kakao Talk: JoannaZ4

Cell/ /imo:

ICQ: 720664199

Office: 22 58283351

Wide varieties hydraulic fitting sizes hose pipe connectors quick release coupling

Our Catalog on the hydraulic connections

I. Fittings and Adapters
1.Swaged Metric Fittings
Mertic Flat Seal Fittings  Metric 24°Cone O-RING Seal L..T Fittings
Metric Multiseal Fittings Metric 24°Cone O-RING Seal H.T.Fittings
Metric 60°Cone Seal Fittings  Metric Standpipe Straight Fittings
Metric 74°Cone Seal Fittings JIS Metric 60°Cone Seal Fitting
2. Swaged British Fittings
BSP O-RING Seal Fittings  BSP 60°Cone Seal Fittings
BSP Flat Seal Fittings BSPT Fittings
BSP Multiseal Fittings JIS BSP 60°Cone Seal Fittings
3. Swaged American Fittings
SAE O-RING Seal Fittings  NPT Fittings
ORFS Flat Seal Fittings SAE Flange L.T. Fittiings
NPSM 60°Cone Seal Fittings SAE Flange H.T.Fittings
JIC 74°Cone Seal Fittings
4. Staplelok Fittings
Banjo  interlock Hose Fittings
Double connection
5. Ferrule
FERRULE for SAE100R1AT/ EN 853 1SN HOSE FERRULE for SAE100R2A/EN 853 2SN HOSE
FERRULE for SAE100R1A EN 853 1ST HOSE FERRULE for 4SP,4SH/10-16,R12-06-16 HOSE
FERRULE for SAE100R2AT/DIN20571 2SN HOSE FERRULE for 4SH,R12/32 HOSE
FERRULE for SAE100R1AT-R2AT,EN853 1SN-2SN and EN 857 2SC 
6. Metric Adapters
Metric Thread O-RING Face Seal Adapters JIS Metric Thread 60°Cone Adapters
Metric Thread Bite Type Tube Adapters Metric Thread 74°Cone Flared Tube Adapters
7. British Adapters
BSP Thread 60°Cone Adapters BSPT Thread Adapters
JIS BSP Thread 60°Cone Adapters
8. American Adapters
NPT Thread Adapters ORFS Adapters JIC 74°Cone Flared Tube Adapters
II.Couplers and clamps: 

European / American / Austraulia type camlock, pin-plug and clamps for large size hoses with NPT, BSP thread.

III.Stainless Steel (316SS / 304SS) & Brass & aluminum fittings: 

NPT,JIC,BSP etc threaded male and female fittings & adaptors for low & high pressure

Thread: metric. We can do metric, bspt, npt, jic, sae thread on customer’s request.
Material: carbon steel, ss304, ss316, brass
Color: White silver, Blue silver, Yellow zinc.
Surface treatment: Cr+3, Cr+6 zinc plating, zn-ni plating.
Technic: forged

Product Show

Our company
ZheJiang CZPT Rubber Product Group Co., Ltd, founded in 1999, is a manufacturer dedicated to the design, production, and distribution of all types of flexible hoses, fittings, adapters and quick couplings with excellent quality standard.

After 20 years of development, today the plants of CZPT Group has expended to occupy an area of 100,000 square meters, owns over 300 well-trained staffs and over 10 million CZPT production capacity per year, in order to meet high demand of both local and oversea market. Until now, CZPT Group has been awarded as ‘The CZPT trademark enterprises” and “The best top 10 enterprises” in China.

Our product catalog

1. SAE 100 R1AT, R2AT, R5, R6, R7, R8, R12, R13, R14,R15
2. DIN EN 853 1SN, 2SN,2ST;  EN 856 4SP, 4SH
3. SAE100 R14 Teflon hose
4. Jack hose, washing hose, sewer hose
5. SAE100 R4 Air/Water/Oil Suction & Discharge Rubber Hose  
6. LPG(gas) HOSE, twin welding hose,Steam hose
7. Sandblast Hose,Concrete pump hose
8. Rotary Drilling and Vibrator Hoses, Cement Hoses, and Mud Delivery Hoses
9. Fiber glass fire sleeve(Pyrojacket), Plastic Spiral Guard for Hydraulic Hose
10. Hydraulic fittings and adaptor
11. Crimping machine,Skiving machine, cutting machine

FAQ

Q1Are your company a manufacturer or trading company?
A: Our company is a manufacturing company.

Q2Can your products be customized?
A: Sure, we can provide the customized design and customized production for metal connectors, hose assembly and steel pipe assembly as your requirements.

Q3. Can you produce products with my own brand?
A: Yes,we can offer OEM services.

Q4. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages before you pay the balance.

Q5.What is your port of loading?
A: Xihu (West Lake) Dis.g port 

Q6. How about your delivery time?
A: It usually takes 15 to 30 days,which generally depends on the quantity of your order and our storage.

Standard: Metric
Material: Medium Carbon Steel
Connection: Female
Surface Treatment: Galvanized Sheet
Head Type: Round
Thread: NPT, Bsp
Samples:
US$ 0/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

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Types of Couplings

A coupling is a device that connects two shafts together. It transmits power from one end to another and is used for joining rotating equipment. A coupling is flexible and can accommodate a certain amount of end movement and misalignment. This allows for more flexibility in applications. Various types of couplings are available, and each one serves a specific purpose.

Shaft couplings

There are many types of shaft couplings, and they are used in a wide range of applications. The type you need depends on the torque, speed, and horsepower you need, as well as the size of the shaft and its spatial limitations. You may also need to consider whether the coupling will accommodate misalignment.
Some shaft couplings are flexible, while others are rigid. Flexible couplings can accommodate up to two degrees of misalignment. They are available in different materials, including aluminum, stainless steel, and titanium. They can also be known by different names, depending on the industry. Some couplings can also be used in a single or multiple-shaft application.
The first type of shaft coupling is a rigid coupling, which consists of two parts that fit together tightly around the shafts. These couplings are designed to have more flexibility than sleeved models, and they can be used on fixed shafts as well. The flanged coupling, on the other hand, is designed for heavy loads and is made of two perpendicular flanges. The flanges are large enough to accommodate screws and are generally used with heavy-duty applications.
CZPT shaft couplings are a great choice if you’re looking for a shaft coupling that delivers high performance, durability, and low cost. These metal disc-style couplings provide low backlash and high torsional stiffness. Their high misalignment tolerance reduces reaction loads on connected components, which makes them ideal for high-speed precision applications. Available in single and double-disc models, they have torque ratings of up to 2,200 in-lbs. (250N) and are available in fourteen sizes.
When using shaft couplings, it is important to choose the right type for your application. Backlash can cause a shaft coupling to break or become unusable. In order to prevent this from happening, you should replace worn or loose parts, and ensure that the hub and key are evenly positioned with the shaft. If you’re using a shaft coupling in a motion-control system, it is important to keep the torque level consistent.

Flexible couplings

Flexible couplings are a type of coupling used to connect two shafts. They are made of rubber or plastic and allow for axial movement of the connected equipment. They do not require lubrication and are resistant to fatigue failure. Flexible couplings are useful for a number of applications. A common type of flexible coupling is the gear coupling, which has gear teeth inside its sleeve. Another type of flexible coupling is the metallic membrane coupling. A metallic membrane coupling is flexible due to flexing metallic discs.
One major disadvantage of flexible couplings is their inability to fit certain types of pipe. This is because most couplings need to be stretched to fit the pipe. This problem is often the result of a change in pipe technology. Traditionally, drain and soil pipe is made of ductile iron or cast iron. Today, most pipes are made of PVC, which has a larger outside diameter than either cast or ductile iron. Because of these changes in pipe technology, many coupling manufacturers have not updated their mold sizing.
Flexible couplings can be either metallic, elastomeric, or a combination of the three. While there are some common characteristics of each type, you should always consider the tradeoffs of each type before choosing one. Generally, the most important considerations when selecting a flexible coupling are torque, misalignment, and ease of assembly and maintenance.
Flexible couplings are used in a wide range of industries. They are useful for connecting two pipes to ensure torque transfer. Although the types available are different, these are the most adaptable couplings in the market. They can withstand movement, vibration, and bending without causing any damage to the piping.

Clutch couplings

A clutch coupling connects two rotating shafts by friction. The clutch engages power when the engine is running, disengaging power when the brake is applied. Clutch couplings are used in applications where the speed of a machine is variable or where continuous service is required. The clutch can transmit power, torque, and axial force.
Clutch couplings come in a variety of styles and configurations. Some couplings are flexible, while others are rigid. Flexible couplings are available in a variety of materials, including stainless steel and aluminum. Some couplings also have a non-backlash design, which helps compensate for misalignment.
Clutch couplings may be synchronous or asynchronous. Synchronous couplings engage and disengage automatically when the driven machine exceeds its output speed. These couplings are synchronized by a synchronizing mechanism. When the output speed is exceeded, the synchronizing mechanism initiates the engagement process. The synchronizing mechanism does not engage or disengage when the output speed drops.
High speed clutches are available from a variety of manufacturers. Some manufacturers offer OEM assembly, repair services, and third-party logistics. These manufacturers serve the automotive, chemical, food, and wood industries, as well as the oilfield and material handling industries. Custom clutches can be manufactured for specific applications and can be fitted with additional features, such as precision machined teeth or keyway slots and grooves.
Couplings are available in PCE, C/T, and metric bores. Typically, the size of the input and output shafts will determine which type of coupling is needed. In addition, clutches may be configured for intermediate or high speeds, depending on the required torque.

Clamped couplings

Clamped couplings are commonly used in a variety of industries. They can be used in medical equipment, dental equipment, military equipment, laboratory equipment, and in precision industrial controls. They are available in a wide variety of sizes and keyways. This type of coupling offers a number of advantages, including ease of installation and quick and easy replacement.
A clamp coupling connects two parts by compressing them together. The clamping elements can be formed in a variety of ways, but they all have a gap between their surfaces. This friction squeezes the two parts together, much like pulling two rubber gloves apart. This type of coupling is also useful for joining two hoses or piping units.
Clamped couplings are designed with a single or double clamping shaft. The clamping parts are mounted in two halves and are held together by eight socket head cap screws. They offer high torque capacity and require little installation space. Their high rigidity ensures good positioning accuracy, making them ideal for dynamic drives. In addition, they are wear-free and offer simple radial assembly.
The invention relates to a method and system for clamping pipes to a tank vessel. This invention also relates to a method of loading and unloading tank vessels. The method can be used in oil production platforms and other platforms. A single point mooring method is also used in oil production platforms.
Clamped couplings can also be flexible. They can join two shafts together while allowing a small amount of end movement and misalignment. These couplings may also be used in the assembly of motors and gearboxes.
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CZPT’s coupling

CZPT couplings are designed to be flexible, allowing them to accommodate misaligned shafts and transmit torque in either direction. They are made with three discs, two hubs, and a center that are arranged with grooves and fins. These features allow for two degrees of freedom during assembly, and can accommodate misalignment of up to 5% of the shaft diameter.
CZPT couplings have many uses. For example, they can be used to join two parallel coaxial rotating shafts. Their ability to transmit torque at the same rotation mechanism and speed makes them ideal for applications where electrical currents may be a problem. Because the couplings are not made of metal, they are electrically isolated. Designers should test their couplings during the prototype stage to ensure they are working properly.
The CZPT coupling consists of two hubs with one slot on each. An intermediate disk is located between the two hubs. The discs are used to reduce or prevent wear on other machine parts. CZPT couplings are inexpensive and easy to replace. They also have electrical insulation, which makes them easy to repair or replace.
CZPT couplings are a popular choice for stepper motor-driven positioning stages. The plastic center disc offers electrical isolation and absorbs shocks from frequent start/stops. These couplings are available in through-hub and blind-bore styles and can be installed in many applications.
CZPT couplings also allow for small degrees of shaft misalignment. This allows them to function in systems where shaft access is limited. They are easily removed without tools.
China factory Wide Varieties Hydraulic Fitting Sizes Hose Pipe Connectors Quick Release Coupling   dc couplingChina factory Wide Varieties Hydraulic Fitting Sizes Hose Pipe Connectors Quick Release Coupling   dc coupling
editor by CX 2023-04-21

China Hydraulic Quick Coupling Fitting Close Type Quick Connect Coupler ISO7241 energy coupling

Item Description

Hydraulic Rapid Coupling Fitting

ISO7241-A Series
ISO7241-B Series
ISO5675 Collection
ISO16571 Series
New Flat Encounter Collection
Thread Connected Series
Non-Benefit Collection
Pneumatic Swift Sequence

We offer all ranges of fast coupling. ISO7241-1A, ISO7241-1B, ISO5675, ISO16571, Flat Confront Collection, Thread Related Collection, Non-Valve Sequence, Pneumatic Fast Coupling. If you have any demand from customers, you should come to feel free of charge to inquire us.

A single-Piece Hydraulic Fitting
Air Swift Coupler
Aluminum Rapid Coupler
Camlock Rapid Coupling
Female Rapid Coupler
Swift Connect Coupler
Fast Coupler
Rapid Coupling Camlock
Quick Hose Coupler
R134a Quick Coupler

Material
Carbon metal, Stainless Steel, Brass, and Aluminum

Application

Swift couplings are also identified as swift link couplers that can link at either stop of the connection.

Quick couplings can be related and disconnected effortlessly as they are compact but extremely strong and durable in their application. They are highly reliable as they give loyal provider for the transfer of fluid for pneumatic, hydraulic and vacuum methods.

We can do

METRIC, BSP, NPT, JIC, and SAE threads on the customer’s ask for.
Coloration: White Silver, Blue Silver, Yellow zinc.
Area therapy: Cr+3, Cr+6 zinc plating, Zn-ni plating.
Technic: forged

Creation Line
 

Ferrule

FERRULE for SAE100R1AT/EN 853 1SN HOSE

FERRULE for SAE100R2A/EN853 2SN HOSE

FERRULE for SAE100R1AT-R2AT,EN853 1SN-2SN and EN 857 2SC

FERRULE for 4SP, 4SH/ten-16, R12/06-sixteen HOSE

FERRULE for 4SH, R12/32 HOSE
 

METRIC FITTINGS

Metric Flat Seal Fittings Metric Multi seal Fittings

Metric 60°Cone Seal Fittings Metric 74°Cone Seal Fittings

Metric 24°Cone O-RING Seal L..T. Fittings Metric 24°Cone O-RING Seal H.T. Fittings

Metric Standpipe Straight Fittings JIS Metric 60°Cone Seal Fittings

 

BRITISH FITTINGS

BSP O-RING Seal Fittings BSP Flat Seal Fittings

BSP Multi seal Fittings BSP 60°Cone Seal Fittings

BSPT Fittings JIS BSP 60°Cone Seal Fittings

 

US Standard  FITTINGS

SAE O-RING Seal Fittings ORFS Flat Seal Fittings

NPSM 60°Cone Seal Fittings JIC 74°Cone Seal Fittings

NPT Fittings SAE Flange L.T. Fittings SAE Flange H.T. Fittings

 

ADAPTERS

METRIC THREAD O-RING SEAL FITTINGS

METRIC THREAD Chunk-Kind TUBE FITTINGS

METRIC THREAD 74° CONE THREAD TUBE FITTINGS

JAPANESE METRIC THREAD 60° CONE FITTINGS

JAPANESE BSP THREAD 60° CONE FITTINGS

BSP THREAD 60° CONE FITTINGS

BSPT THREAD FITTINGS

NPT THREAD FITTINGS

JIC 74° CONE FLARED TUBE FITTINGS

ORFS FITTINGS 

Proven in 1999, CZPT Team Hydraulic Fluid Engineering ZheJiang Co., Ltd is a manufacturer focused
to the Layout, Creation, and DISTRIBUTION of all varieties of Flexible HOSES, FITTINGS, ADAPTERS and
fast couplings with excellent good quality requirements.
Following 21 several years of development, these days the vegetation of CZPT Team have expanded to occupy an region of 260,000
square meters with over 50 million meters of generation ability for each year, to meet up with the huge desire for equally
neighborhood and oversea industry Right up until now, CZPT Team has been awarded as’The properly-acknowledged trademark organization”
and “The very best leading 10 enterprises” in China.

Our Services:
1. Large-high quality items.
2. Quick shipping.
3. OEM services.
four. Best right after-sale companies.

Our positive aspects:
one. Higher high quality with aggressive cost (We are a company/factory)
2. Intercontinental advanced device. (Knitting machine of Germany MAYER, Wire wrapping device of South Korea SUNGIL, Burst-tests machine of MAXIMATOR, Impulse-screening equipment of BIMAL)
three. Distinctive product design with outstanding production technologies
four. Strict top quality assurance method
5. We can supply a Free of charge SAMPLE for our consumers
6. We can crimp hose assembly for our customers.
7. We welcome customers to check out our factory top to a greater knowing of our generation
8. We have been named ‘The nicely-identified trademark enterprises” and “The very best best ten enterprises” in China.

FQA
one. How to decide on a hydraulic rubber hose?
Figuring out which hose is correct for our program relies upon on sever essential variables, including Dimension, Temperature, Compatibility, and picking the right hose fitting Link.

two. How do you check out all the merchandise in the manufacturing line?
We have spot inspection and finished item inspection. We examine the merchandise when they go into the subsequent stage creation method.

three. Exactly where is your manufacturing facility found and how can I check out the manufacturing facility?
Our manufacturing unit is found in JingXian Metropolis, ZheJiang Province. 1 Hour far from ZheJiang town, and 2 several hours much from ZheJiang town by
Large-speed prepare.

four: How do you make our enterprise a extended-time period and very good relationship?
(1). We hold good quality and aggressive charges to ensure our buyers gain
(2). We respect every single buyer as our pal and we sincerely do company and make pals with them, no matter the place they come from.

five. What is the generation period of time generally?
one. Samples: inside 7 operating days.
two. Typical buy: twenty to 45 times.

If you have any inquiries, please come to feel free of charge to contact us!

US $0.5
/ Piece
|
500 Pieces

(Min. Order)

###

After-sales Service: 1 Year
Connection: Female
Head Code: Round
Thread Distribution: Internal Thread
Surface: Sand Blast
Material: Carbon Steel

###

Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
US $0.5
/ Piece
|
500 Pieces

(Min. Order)

###

After-sales Service: 1 Year
Connection: Female
Head Code: Round
Thread Distribution: Internal Thread
Surface: Sand Blast
Material: Carbon Steel

###

Samples:
US$ 5/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

What Is a Coupling?

A coupling is a device used to connect two shafts. It transmits power between them and allows for some misalignment or end movement. There are several types of couplings. The most common ones are gear couplings and planetary couplings. However, there are many others as well.

Transfer of energy

Energy coupling is a process by which two biological reactions are linked by sharing energy. The energy released during one reaction can be used to drive the second. It is a very useful mechanism that synchronizes two biological systems. All cells have two types of reactions, exergonic and endergonic, and they are connected through energy coupling.
This process is important for a number of reasons. The first is that it allows the exchange of electrons and their energy. In a single molecule, this energy transfer involves the exchange of two electrons of different energy and spin. This exchange occurs because of the overlap interaction of two MOs.
Secondly, it is possible to achieve quadratic coupling. This is a phenomenon that occurs in circular membrane resonators when the system is statically deflected. This phenomenon has been gaining a great deal of interest as a mechanism for stronger coupling. If this mechanism is employed in a physical system, energy can be transferred on a nanometer scale.
The magnetic field is another important factor that affects the exchange of energy between semiconductor QWs. A strong magnetic field controls the strength of the coupling and the energy order of the exciton. The magnetic field can also influence the direction of polariton-mediated energy transfer. This mechanism is very promising for controlling the routing of excitation in a semiconductor.
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Functions

Couplings play a variety of functions, including transferring power, compensating for misalignment, and absorbing shock. These functions depend on the type of shaft being coupled. There are four basic types: angular, parallel, and symmetrical. In many cases, coupling is necessary to accommodate misalignment.
Couplings are mechanical devices that join two rotating pieces of equipment. They are used to transfer power and allow for a small degree of end-to-end misalignment. This allows them to be used in many different applications, such as the transmission from the gearbox to the differential in an automobile. In addition, couplings can be used to transfer power to spindles.

Types

There are two main types of couplings: rigid and flexible. Rigid couplings are designed to prevent relative motion between the two shafts and are suitable for applications where precise alignment is required. However, high stresses in the case of significant misalignment can cause early failure of the coupling. Flexible couplings, on the other hand, allow for misalignment and allow for torque transmission.
A software application may exhibit different types of coupling. The first type involves the use of data. This means that one module may use data from another module for its operation. A good example of data coupling is the inheritance of an object. In a software application, one module can use another module’s data and parameters.
Another type of coupling is a rigid sleeve coupling. This type of coupling has a pipe with a bore that is finished to a specified tolerance. The pipe contains two threaded holes for transmitting torque. The sleeve is secured by a gib head key. This type of coupling may be used in applications where a couple of shafts are close together.
Other types of coupling include common and external. Common coupling occurs when two modules share global data and communication protocols. This type of coupling can lead to uncontrollable error propagation and unforeseen side effects when changes are made to the system. External coupling, on the other hand, involves two modules sharing an external device interface or communication protocol. Both types of coupling involve a shared code structure and depend on the external modules or hardware.
Mechanical couplings are essential in power transmission. They connect rotating shafts and can either be rigid or flexible, depending on the accuracy required. These couplings are used in pumps, compressors, motors, and generators to transmit power and torque. In addition to transferring power, couplings can also prevent torque overload.
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Applications

Different coupling styles are ideal for different applications, and they have different characteristics that influence the coupling’s reliability during operation. These characteristics include stiffness, misalignment capability, ease of installation and maintenance, inherent balance, and speed capability. Selecting the right coupling style for a particular application is essential to minimize performance problems and maximize utility.
It is important to know the requirements for the coupling you choose before you start shopping. A proper selection process takes into account several design criteria, including torque and rpm, acoustic signals, and environmental factors. Once you’ve identified these parameters, you can select the best coupling for the job.
A gear coupling provides a mechanical connection between two rotating shafts. These couplings use gear mesh to transmit torque and power between two shafts. They’re typically used on large industrial machines, but they can also be used in smaller motion control systems. In smaller systems, a zero-backlash coupling design is ideal.
Another type of coupling is the flange coupling. These are easy to manufacture. Their design is similar to a sleeve coupling. But unlike a sleeve coupling, a flange coupling features a keyway on one side and two threaded holes on the other. These couplings are used in medium-duty industrial applications.
Besides being useful for power transmission, couplings can also prevent machine vibration. If vibration occurs in a machine, it can cause it to deviate from its predetermined position, or damage the motor. Couplings, however, help prevent this by absorbing the vibration and shock and preventing damage to expensive parts.
Couplings are heavily used in the industrial machinery and electrical industries. They provide the necessary rotation mechanism required by machinery and other equipment. Coupling suppliers can help customers find the right coupling for a specific application.
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Criteria for selecting a coupling

When selecting a coupling for a specific application, there are a number of different factors to consider. These factors vary greatly, as do operating conditions, so selecting the best coupling for your system can be challenging. Some of these factors include horsepower, torque, and speed. You also need to consider the size of the shafts and the geometry of the equipment. Space restrictions and maintenance and installation requirements should also be taken into account. Other considerations can be specific to your system, such as the need for reversing.
First, determine what size coupling you need. The coupling’s size should be able to handle the torque required by the application. In addition, determine the interface connection, such as straight or tapered keyed shafts. Some couplings also feature integral flange connections.
During the specification process, be sure to specify which materials the coupling will be made of. This is important because the material will dictate most of its performance characteristics. Most couplings are made of stainless steel or aluminum, but you can also find ones made of Delrin, titanium, or other engineering-grade materials.
One of the most important factors to consider when selecting a coupling is its torque capability. If the torque rating is not adequate, the coupling can be damaged or break easily. Torque is a major factor in coupling selection, but it is often underestimated. In order to ensure maximum coupling performance, you should also take into consideration the size of the shafts and hubs.
In some cases, a coupling will need lubrication throughout its lifecycle. It may need to be lubricated every six months or even once a year. But there are couplings available that require no lubrication at all. An RBI flexible coupling by CZPT is one such example. Using a coupling of this kind can immediately cut down your total cost of ownership.
China Hydraulic Quick Coupling Fitting Close Type Quick Connect Coupler ISO7241     energy couplingChina Hydraulic Quick Coupling Fitting Close Type Quick Connect Coupler ISO7241     energy coupling
editor by czh 2023-01-17