Product Description

 

Product Parameters

 

Description	Welding nipple, barrel nipple, close nipple, merchant coupling, welding coupling, kc nipple, hose nipple
Thread	BSPP, BSPT, NPT, DIN thread, male and female thread
Surface	Natural surface, sandblasting, galvanized (hot dip galvanized, cold/electrical galvanize) or polishing finished.
Material	Stainless steel 304, Stainless steel 316/316l, carbon steel, weld and seamless
Thickness	thickness, sch10, sch20, sch40, sch80, sch160, XH, XXH and so on, pressure 150lb and 3000psi.

Company Profile

Different kinds of products are available in our company. We’re pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.

  
HangZhou Gangyu Metal Products Co., Ltd.

Different kinds of products are available in our company. We’re pleased to get your Inquiry and we will reply you as soon as possible. We stick to the principle of “quality first, service first, continuous improvement and innovation to meet the customers” for the management and “zero defect, zero complaints” as the quality objective.

We have a certain influence in the industry and are willing to cooperate with new and old customers for mutual benefit, and provide comprehensive services! The products sold by the company are suitable for various fields such as engineering, coal mining, textiles, electricity, boilers, machinery,industry, etc.

The service philosophy of the service industry is: Professional operation, honest service, and customer first; Enterprise oriented and service oriented; High quality service and meticulous maintenance; Quality first, service first, and people-oriented.

Hard and solid, honest commitment, practical results “: Strive for a CHINAMFG corporate foundation with a tough work style; Promise first-class enterprise services with honest beliefs; The spirit of practical work creates efficient corporate performance

Certifications

 

Packaging & Shipping

 

FAQ

 

Q: Are you Manufacturer or Trading company?
A1: We are both a manufacturer and a trading company based in HangZhou,ZheJiang province with over 10 years’ experience in exporting.
Q: What’s your main products?
A2: Our main products is including Stainless Steel Strip grade in 201,301,304,304L,316L, 430, 410L.
Q:Do you provide samples ?
A3: Yes, we could offer the sample for free charge but the cost of freight is by receiver, normally.

Why choose us?

1.   With 10 years’ experience in Stainless Steel strip manufacturing.
2.   Competitive Price and Best Services.
3.   Work with many famous brands,such as Tisco,Baosteel.
4.   Strong production capacity.
5.   Excellent exprience of after-sale service.

/* 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

Signs of Wear or Failure in a Universal Coupling

Universal couplings are critical components in power transmission systems, and detecting signs of wear or impending failure is crucial to prevent equipment damage and ensure safe operation. Here are some common signs to look out for:

• Abnormal Noise: Unusual noises, such as clicking, grinding, or squeaking, during equipment operation can indicate misalignment, wear, or damaged universal coupling components.
• Vibration: Excessive vibration in the machinery may suggest misalignment or imbalance in the universal coupling or connected components.
• Visible Wear: Inspect the universal coupling visually for signs of wear, such as deformation, cracks, or visible damage to the coupling elements or shaft connections.
• Looseness: Check for any looseness in the universal coupling, shaft connections, or locking mechanisms. Loose components can lead to misalignment and accelerated wear.
• Shaft Movement: If there is axial or radial movement in the shafts during operation, it may indicate worn or damaged universal coupling components.
• Increased Operating Temperature: A rise in operating temperature beyond normal levels could be a result of friction and misalignment in the universal coupling.
• Reduced Performance: If the equipment’s performance declines, such as reduced power transmission efficiency or speed fluctuations, it may be a sign of coupling wear or failure.
• Grease Leakage: In grease-lubricated universal couplings, excessive grease leakage around the coupling seals can be an indication of seal damage or wear.
• Frequent Maintenance Issues: If the machinery equipped with a universal coupling requires frequent maintenance or repairs, it may be due to coupling issues that need attention.
• Age and Service Life: Consider the age of the universal coupling and its service life. Over time, couplings experience wear and fatigue, and older couplings may require closer inspection.

If any of these signs are observed, it is essential to take immediate action. Discontinue equipment operation, inspect the universal coupling thoroughly, and consult a qualified professional to determine the cause and plan necessary repairs or replacement. Regular maintenance and inspection can help detect potential issues early, ensuring the safe and efficient operation of the mechanical system.

Are there special half couplings designed for specific types of pipes (e.g., stainless steel, PVC)?

Yes, there are special half couplings designed to accommodate specific types of pipes, such as stainless steel and PVC. The selection of the half coupling material depends on the material of the pipe being used in the system. Here are some common types of half couplings designed for specific pipe materials:

1. Stainless Steel Half Couplings: These half couplings are specifically designed for use with stainless steel pipes. Stainless steel half couplings offer excellent corrosion resistance and durability, making them suitable for applications in industries where corrosion or chemical compatibility is a concern.

2. PVC Half Couplings: PVC half couplings are designed for use with PVC (polyvinyl chloride) pipes commonly used in plumbing and irrigation systems. These couplings provide a secure and leak-resistant connection for PVC pipes and are typically non-corrosive and lightweight.

3. Carbon Steel Half Couplings: Carbon steel half couplings are commonly used with carbon steel pipes in various industrial applications. They offer good strength and durability, making them suitable for high-pressure and high-temperature systems.

4. Brass Half Couplings: Brass half couplings are used with brass pipes in plumbing and other low-pressure applications. Brass provides good corrosion resistance and is often preferred for its aesthetic appearance.

5. Copper Half Couplings: Copper half couplings are designed for use with copper pipes, commonly used in plumbing and refrigeration systems. Copper offers excellent heat and electrical conductivity and is resistant to corrosion.

6. Ductile Iron Half Couplings: Ductile iron half couplings are used with ductile iron pipes, offering high strength and ductility. They are commonly used in water and wastewater applications.

7. Galvanized Half Couplings: Galvanized half couplings are coated with zinc to provide corrosion resistance. They are used with galvanized pipes in outdoor and exposed environments.

The choice of half coupling material should match the material of the pipe to ensure compatibility, prevent corrosion, and maintain the overall integrity of the system. It is essential to consult with coupling manufacturers or industry experts to select the appropriate half coupling material based on the specific application and pipe material used in the system.

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 2024-04-09