Product Description

Product Name: Air hose coupling

Type : Euro / Chicago Type

Standard: DIN3489

Material: Carbon Steel—ZN PLATED/ BRASS/ SS

Maximum Pressure:150PSI

Size: 1/4″ 3/8″ 1/2″ 3/4″ 1″ 1.1/2″ 1.1/4″ 2″ 

Thread: BSP,  NPT  also avaliable
 

European Type Chicago Style Universal Air Hose Coupling

Specification:
 

Hose End	Gaskets are N.B.R
Size	Carbon Steel Part Number	Brass Part Number	Stainless Steel Part Number
1/4″	H571 CS	H571 BR	H571 SS
3/8″	H038 CS	H038 BR	H038 SS
1/2″	H050 CS	H050 BR	H050 SS
3/4″	H075 CS	H075 BR	H075 SS
1″	H100 CS	H100 BR	H100 SS

 

Female N.P.T Ends			Gaskets are N.B.R
Size	Carbon Steel Part Number	Brass   Part Number	Stainless Steel Part Number
1/4″	F571 CS	F571 BR	F571 SS
3/8″	F038 CS	F038 BR	F038 SS
1/2″	F050 CS	F050 BR	F050 SS
3/4″	F075 CS	F075 BR	F075 SS
1″	F100 CS	F100 BR	F100 S

 

Female N.P.T End with Four Lug			Gaskets are N.B.R
Size	Carbon Steel Part Number	Brass Part Number	Stainless Steel Part Number
1-1/4″	F125 CS	F125 BR	F125 SS
1-1/2″	F150 CS	F150 BR	F150 SS
2″	F200 CS	F200 BR	F200 SS

 

Hose End with Four Lug			Gaskets are N.B.R
Size	Carbon Steel Part Number	Brass Part Number	Stainless Steel Part Number
1-1/4″	H125 CS	H125 BR	H125 SS
1-1/2″	H150 CS	H150 BR	H150 SS
2″	H200 CS	H200 BR	H200 SS

Technical:

PACKING

  /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Specific Safety Considerations when Using Universal Couplings

Universal couplings are essential components in many mechanical systems, and their proper use is critical for the safety of personnel and the integrity of the equipment. Here are some specific safety considerations when using universal couplings:

1. Regular Inspections: Perform routine inspections of the universal coupling to check for signs of wear, damage, or misalignment. Any issues should be addressed promptly to prevent potential accidents.
2. Proper Installation: Ensure that the universal coupling is installed correctly and securely. Follow the manufacturer’s guidelines and torque specifications for tightening bolts, set screws, or clamps.
3. Shaft Locking Mechanisms: If the universal coupling uses set screws or clamps to secure the shafts, ensure that these locking mechanisms are adequately tightened and checked periodically to prevent shaft slippage during operation.
4. Correct Coupling Selection: Choose the appropriate universal coupling based on the specific application’s torque, speed, and misalignment requirements. Using an undersized coupling can lead to premature failure and safety hazards.
5. Misalignment Limits: Stay within the manufacturer’s specified misalignment limits for the universal coupling. Excessive misalignment can lead to increased stress on the coupling and connected components, potentially causing failure.
6. Guarding and Enclosure: If the universal coupling is exposed or accessible to personnel, consider installing guarding or enclosures to prevent accidental contact and reduce the risk of injury.
7. Training and Awareness: Ensure that personnel working with or around machinery equipped with universal couplings receive proper training and understand the potential hazards associated with these components.
8. Maintenance and Lubrication: Follow a regular maintenance schedule and lubricate the universal coupling as recommended by the manufacturer. Proper lubrication reduces friction and wear, contributing to safe and reliable operation.
9. Emergency Stop: Equip the machinery with an emergency stop system that allows operators to quickly shut down the equipment in case of an emergency or abnormal condition.
10. Consult the Manufacturer: If there are any concerns or questions about the safety aspects of using a universal coupling in a specific application, consult the manufacturer or a qualified engineer for guidance.

By adhering to these safety considerations and implementing proper installation, maintenance, and operational practices, the use of universal couplings can be safer and more effective in power transmission applications.

How do Temperature and Environmental Conditions Affect Universal Coupling Performance?

Temperature and environmental conditions can have a significant impact on the performance of universal couplings in mechanical systems. The materials used in manufacturing the coupling and the operating conditions can influence its durability, flexibility, and overall functionality.

Temperature: Universal couplings are often made from materials such as steel, stainless steel, or aluminum, which have specific temperature ranges they can withstand. Extreme temperatures, whether hot or cold, can affect the mechanical properties of the coupling material. High temperatures may lead to thermal expansion, which can affect the coupling’s fit and alignment. On the other hand, extremely low temperatures can cause the material to become brittle, reducing its flexibility and impact resistance. It is crucial to choose a universal coupling that is suitable for the anticipated temperature range in the application to ensure reliable performance.

Environmental Conditions: Universal couplings used in harsh environments, such as those exposed to moisture, chemicals, dust, or abrasive particles, need to be made from corrosion-resistant and durable materials. Corrosion can degrade the coupling over time, leading to reduced performance and potential failure. Additionally, environmental contaminants can affect the smooth operation of the coupling and cause premature wear. Proper sealing and protective coatings can enhance the coupling’s resistance to environmental factors.

Dynamic Operating Conditions: Some applications may subject the universal coupling to dynamic loads, shocks, or high-speed rotations. In such cases, the coupling’s fatigue strength and torsional stiffness become critical factors. High dynamic loads and shock forces can lead to stress concentration and fatigue failure in the coupling if it is not appropriately designed for such conditions.

Alignment Maintenance: Temperature variations and environmental conditions can cause changes in the alignment of the connected shafts. It is essential to regularly inspect and maintain the alignment of the coupling to prevent excessive wear and ensure optimal performance.

Overall, selecting a universal coupling that is designed to withstand the specific temperature and environmental conditions of the application is crucial for ensuring its longevity and reliable performance in mechanical systems.

How does a Universal Coupling Work to Transmit Torque and Rotation?

A universal coupling, also known as a universal joint or U-joint, is a mechanical device used to transmit torque and rotation between two shafts that are not in a straight line and have angular misalignment. It allows for flexible coupling between the shafts, enabling power transmission even when they are at different angles to each other.

The basic design of a single universal joint consists of two yokes, each attached to the end of the shafts to be connected. The yokes are connected by a cross-shaped intermediate component, often referred to as the spider or cross. The spider has four arms, each fitting into a yoke, creating a flexible joint.

When one shaft rotates, the spider transmits the motion to the other yoke and, consequently, to the second shaft. This mechanism allows the universal coupling to handle angular misalignment between the shafts. The universal joint can accommodate small angles of misalignment, making it ideal for applications where the shafts are not perfectly aligned.

The double universal joint, also known as the double Cardan joint, consists of two single universal joints connected end-to-end with an intermediate shaft in between. This design reduces the angular variation between the input and output shafts, providing a smoother rotation and reducing vibration in certain applications.

The constant velocity joint (CV joint) is a specialized type of universal joint that maintains a constant velocity ratio between the input and output shafts. It is commonly used in automotive drive shafts to provide smooth power transmission, especially in front-wheel-drive vehicles, where the drive shafts must adjust to changing angles as the wheels turn.

Overall, universal couplings are essential components in various mechanical systems, especially in vehicles, industrial machinery, and power transmission applications. They allow for flexible power transmission while compensating for misalignment, making them a versatile and widely used coupling solution.

editor by CX 2024-04-15