China Professional 1-1/2″-6″Aluminum Pin Lug Fire Hose Shank Quick Hose Coupling

Product Description

Aluminum Brass Pin Lug Fire Hose Coupling
 

Product Description

 

Products Name Aluminum Brass Pin Lug Fire Hose Coupling
Size 1.5″,2″,2.5″,3″,4″,5″,6″
Material Aluminum/Brass/Plastic
Standard of material A – A-59326(previously called MIL-C-27487)or DIN 2828
Connection method Quick Connecting
Thread No Thread
Gasket NBR
Method of casting Gravity casting
Surface Treatment Sand blast
Application Used to quick connect lay flat hose,fire hose or fire hydrant

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FAQ

Q1:What are the advantages of our factory? 
A1:Our factory is specialized in supply pvc hose,irrigation tool and garden tool over 10 years,and our aim is to provide our world-class quality, on-time delivery and excellent after-sales services
Q2:How about our products? 
A2:Our products are famous for the good quality and good watering effect,and also you can get the free samples to do a test of the quality and watering effect.
Q3:How about hose specifications? 
A3:We can provide PVC hose according to your request on Inner Diameter, working pressure,color and length per roll. Before send you right quotation, please kindly confirm with us.
Q4:How about get the samples? 
A4:You can get the samples for free with freight cost collect.We will set by DHL,FEDEX,UPS,TNT,EMS.
Q5:What is the minimum order quantity?(MOQ) 
A5:Usually our MOQ is 1000m, but for first cooperation we also accept smaller order.
Q6:How about delivery ? 
A6:We can send to you by sea/air/express according to you, usually deliver within 15-20 working days after receive deposit.

Certification: CCC
Surface Treatment: Zinc Plated
Material: Aluminum,Brass,PP,Plastic
Application: Fire Hose Fitting,Hose Adapter,Quick Hose Fittings
Type: Quick Hos Connector
Transport Package: Carton
Samples:
US$ 0/Piece
1 Piece(Min.Order)

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Customization:
Available

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pin coupling

Can Pin Couplings Be Used in Both Horizontal and Vertical Shaft Arrangements?

Yes, pin couplings can be used in both horizontal and vertical shaft arrangements. These couplings are designed to accommodate angular misalignment, parallel misalignment, and axial movement, making them versatile for various shaft orientations.

In horizontal shaft arrangements, where the shafts are aligned on the same horizontal plane, pin couplings can efficiently transmit torque while allowing for flexibility to accommodate minor misalignments and shaft movements. The pins and flexible elements in the coupling enable angular displacement and radial flexibility, ensuring smooth power transmission even if the shafts are not perfectly aligned.

In vertical shaft arrangements, where the shafts are aligned on a vertical plane, pin couplings can also be used effectively. The coupling design allows for axial movement, which is crucial in vertical applications where the shafts may experience expansion or contraction due to thermal changes or other factors. The flexible nature of pin couplings allows them to handle these axial movements without compromising the coupling’s performance.

Whether in horizontal or vertical arrangements, pin couplings are commonly used in various industrial applications, including pumps, compressors, conveyors, and other rotating machinery. They are known for their simplicity, ease of installation, and ability to provide reliable power transmission while accommodating misalignment and shaft movement.

When using pin couplings in either arrangement, it is essential to ensure proper alignment and regular maintenance to maximize their performance and service life. Additionally, considering factors like torque requirements, operating conditions, and environmental considerations will help in selecting the appropriate pin coupling for a specific application.

pin coupling

Factors to Consider When Choosing a Pin Coupling for a Specific System

When selecting a pin coupling for a specific system, several critical factors need to be considered to ensure optimal performance, reliability, and longevity. Each application has unique requirements, and choosing the right pin coupling involves assessing the following factors:

1. Torque and Power Requirements: Determine the torque and power transmission requirements of the system. The pin coupling must be capable of handling the maximum torque and power generated by the connected equipment.

2. Operating Speed: Consider the rotational speed of the system’s driving and driven shafts. The pin coupling’s design should allow for smooth and efficient operation at the specified speed range.

3. Misalignment Tolerance: Assess the degree of misalignment between the shafts that the coupling needs to accommodate. Pin couplings are suitable for applications with moderate angular, parallel, and axial misalignment.

4. Operating Environment: Consider the environmental conditions the coupling will be exposed to, including temperature, humidity, dust, and presence of corrosive substances. Choose a pin coupling with materials and surface treatments suitable for the operating environment.

5. Size and Space Constraints: Ensure that the selected pin coupling fits within the available space and does not interfere with other components in the system.

6. Serviceability and Maintenance: Evaluate the ease of installation, maintenance, and replacement of the pin coupling. Easy-to-service couplings can help reduce downtime and maintenance costs.

7. Shock and Vibration: Consider the level of shock and vibration the system will experience. The pin coupling should be robust enough to handle these dynamic loads without failure.

8. Cost: Evaluate the overall cost of the pin coupling, including its initial purchase price, maintenance costs, and potential downtime expenses. Choose a coupling that offers the best balance of performance and cost-effectiveness.

9. Material Selection: Select the appropriate materials for the pin coupling based on the application requirements. Common materials include carbon steel, stainless steel, and alloy steel.

10. Compatibility: Ensure that the pin coupling is compatible with the specific shaft sizes and configurations of the system’s driving and driven components.

11. Compliance with Industry Standards: Check if the pin coupling meets relevant industry standards and safety requirements.

By carefully considering these factors, engineers and system designers can choose the most suitable pin coupling for their specific application. It’s essential to work closely with coupling manufacturers or suppliers to ensure that the selected coupling meets all the necessary specifications and requirements.

pin coupling

Can Pin Couplings Handle Misalignment Between Shafts?

Yes, pin couplings are designed to accommodate a certain degree of misalignment between shafts in rotating machinery. They are considered flexible couplings, which means they can provide some degree of angular, parallel, and axial misalignment capability.

Pin couplings typically consist of two hubs, each connected to a shaft, and a central sleeve with pins that transmit torque between the hubs. The pins allow for a limited range of movement, which helps to compensate for slight misalignments between the shafts.

The angular misalignment capacity of a pin coupling is achieved through the bending of the pins. When the shafts are misaligned at an angle, the pins on one side of the coupling experience bending while those on the opposite side are in tension. The pins are designed to withstand these bending and tension forces within their elastic limits, ensuring proper functioning and longevity of the coupling.

Similarly, the pins can accommodate parallel misalignment by sliding within the pin holes of the coupling’s central sleeve. This sliding action allows the hubs to move slightly relative to each other, compensating for any offset between the shafts.

However, it is essential to note that pin couplings have limitations in terms of the amount of misalignment they can handle. Excessive misalignment beyond their specified limits can lead to increased wear on the pins and other coupling components, reducing the coupling’s effectiveness and potentially causing premature failure.

While pin couplings are suitable for applications with moderate misalignment requirements, they may not be the best choice for applications with significant misalignment or where precise alignment is critical. In such cases, more flexible couplings like gear or elastomeric couplings may be more appropriate.

Overall, when considering the use of pin couplings, it is essential to carefully evaluate the specific misalignment requirements of the application and select a coupling that can adequately accommodate those misalignments while ensuring reliable and efficient power transmission.


editor by CX 2023-12-13