China Standard Industrial Pipe and Fitting Copper Water Waste ANSI B16.11 Sch80 2 ” Socket Coupling 3000lbs

Product Description


Product Parameters




Welding nipple, barrel nipple, close nipple, merchant coupling, welding coupling, kc nipple, hose nipple


BSPP, BSPT, NPT, DIN thread, male and female thread


Natural surface, sandblasting, galvanized (hot dip galvanized, cold/electrical galvanize) or polishing finished.


Stainless steel 304, Stainless steel 316/316l, carbon steel, weld and seamless


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



Packaging & Shipping




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.

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Industrial coupling

How does Misalignment Affect the Performance of Industrial Couplings, and How Can it be Corrected?

Misalignment is one of the most common issues affecting the performance of industrial couplings. When the connected shafts are not properly aligned, it can lead to various problems that can impact the efficiency, reliability, and lifespan of the coupling and the entire mechanical system. Here’s how misalignment affects coupling performance and the methods to correct it:

Effects of Misalignment:

  • Increased Stress: Misalignment creates additional stresses on the coupling and connected machinery. This can result in premature wear, fatigue, and potential failure of coupling components.
  • Vibration and Noise: Misalignment generates vibrations and noise during operation. Excessive vibrations can damage other system components, reduce precision, and lead to discomfort for operators and personnel.
  • Reduced Power Transmission: Misalignment reduces the effective torque transmission capacity of the coupling. As a result, the system may not achieve the desired level of performance or may experience frequent slip-offs.
  • Temperature Rise: Misalignment causes additional friction and heat generation in the coupling. This can lead to an increase in operating temperature, potentially compromising the lubrication and reducing the coupling’s life.
  • Uneven Wear: Misalignment causes uneven loading on coupling elements, resulting in uneven wear and potentially leading to the failure of certain parts.

Methods to Correct Misalignment:

  • Shaft Realignment: The most effective method to correct misalignment is to perform a shaft realignment. This involves adjusting the position of one or both shafts to ensure they are co-linear and concentric. Precision alignment tools such as laser alignment systems or dial indicators are commonly used for this purpose.
  • Flexible Couplings: For applications where misalignment is inevitable due to factors such as thermal expansion or dynamic loads, flexible couplings can be used. Flexible couplings, like diaphragm couplings or elastomeric couplings, can accommodate small misalignments and reduce the stress on the system.
  • Spacer Couplings: Spacer couplings can be used to create space between the shaft ends, allowing for adjustments and realignments without disassembling the entire coupling assembly.
  • Torque Limiting Couplings: Torque limiting couplings can protect the machinery from excessive torque during misalignment or shock loads. They disengage temporarily when the torque exceeds a predefined limit, preventing damage to the coupling and other components.
  • Periodic Maintenance: Regular maintenance and inspections should be performed to monitor the coupling’s alignment and address any changes or misalignments that may occur during operation.

Correcting misalignment is crucial for ensuring optimal performance and longevity of industrial couplings. Proper alignment minimizes stress, reduces wear, and enhances power transmission efficiency. Whether through precision alignment methods or using flexible couplings, addressing misalignment proactively can prevent costly repairs, downtime, and potential safety hazards in industrial systems.

Industrial coupling

Are there any Industry Standards or Regulations Governing the Use of Industrial Couplings?

Yes, there are industry standards and regulations that govern the use of industrial couplings to ensure their safety, performance, and reliability. These standards are developed and maintained by recognized organizations and governing bodies to establish best practices and requirements for the design, manufacturing, installation, and operation of couplings. Some of the prominent standards and regulations include:

  • American National Standards Institute (ANSI): ANSI provides standards for couplings in various industries, including ANSI B11.19 for safety requirements in mechanical power presses and ANSI B15.1 for couplings used in general machinery.
  • International Organization for Standardization (ISO): ISO publishes standards related to couplings, such as ISO 14691 for torsionally flexible couplings, ISO 10001 for industrial couplings used in general applications, and ISO 28927 for couplings used in hand-held power tools.
  • American Petroleum Institute (API): API issues standards for couplings used in the oil and gas industry, such as API 610 for centrifugal pumps and API 671 for special purpose couplings.
  • European Committee for Standardization (CEN): CEN develops European standards, including EN 14492-2 for safety requirements in cranes – power driven winches – part 2: load limiting devices and EN 15592 for torsionally flexible couplings.
  • Occupational Safety and Health Administration (OSHA): In the United States, OSHA sets guidelines for safe working conditions, and some of its regulations apply to couplings used in industrial machinery to protect workers from potential hazards.
  • Machine Directive (EU): The Machine Directive is a European Union regulation that establishes safety requirements for machinery, including couplings used in industrial equipment sold within the EU member states.

These standards and regulations cover various aspects of industrial couplings, including their materials, design, load capacity, torque ratings, and safety features. Compliance with these standards ensures that couplings are designed and manufactured to meet specific performance criteria and are safe for use in industrial applications.

Manufacturers and users of industrial couplings should be aware of the relevant standards and regulations applicable to their specific industries and regions. Adhering to these standards not only ensures regulatory compliance but also helps in maintaining a high level of quality and reliability in industrial processes, leading to increased safety and efficiency.

Industrial coupling

How to Select the Right Industrial Coupling for Specific Machinery or Equipment?

Selecting the right industrial coupling for specific machinery or equipment involves a careful evaluation of various factors to ensure efficient and reliable power transmission. Here are the key steps to guide you in choosing the appropriate coupling:

  1. Analyze Torque Requirements:
  2. Determine the torque requirements of the application, including the maximum and continuous torque. This information is crucial in selecting a coupling that can handle the required torque without compromising performance.

  3. Evaluate Speed and Operating Conditions:
  4. Consider the rotational speed and operating conditions of the machinery or equipment. High-speed applications may require couplings that offer precise balance and low vibration. Additionally, assess factors like temperature, ambient conditions, and exposure to chemicals or corrosive agents to choose a coupling material that can withstand the environment.

  5. Identify Misalignment:
  6. Assess the potential misalignment between the shafts. Determine whether the machinery is subject to axial, angular, or parallel misalignment during operation. Diaphragm couplings are particularly effective in handling misalignments, making them a suitable choice in such scenarios.

  7. Consider Space Constraints:
  8. Examine the available space and spatial constraints around the coupling area. Some couplings require more axial space than others, and selecting a compact coupling might be necessary in space-restricted applications.

  9. Account for Shock and Vibration:
  10. Understand the magnitude of shock loads and vibrations in the application. Grid couplings and elastomeric couplings, such as jaw couplings, offer excellent shock absorption properties and are ideal for applications with varying loads or high shock forces.

  11. Check Misalignment Capability:
  12. Ensure that the selected coupling can accommodate the expected misalignment without compromising its performance or causing premature wear on the machinery. Disc couplings, for example, are designed for precise alignment applications and may not be suitable for large misalignments.

  13. Consider Backlash Requirements:
  14. In applications requiring precision motion, consider the need for low backlash in the coupling. Some couplings, like jaw couplings, may introduce minimal backlash, which can be critical in precise positioning systems.

  15. Review Maintenance and Installation:
  16. Assess the ease of installation and maintenance of the selected coupling. Couplings that are easy to install and require minimal maintenance can reduce downtime and improve the overall efficiency of the machinery.

  17. Consult with Coupling Manufacturers:
  18. When in doubt, consult with coupling manufacturers or engineering experts. They can provide valuable insights and recommendations based on the specific requirements of your application.

By carefully considering these factors and evaluating the different types of industrial couplings available, you can select the right coupling that best matches the needs of your machinery or equipment. The right coupling choice ensures reliable power transmission, reduces the risk of premature failures, and enhances the overall performance and efficiency of your industrial applications.

China Standard Industrial Pipe and Fitting Copper Water Waste ANSI B16.11 Sch80 2 China Standard Industrial Pipe and Fitting Copper Water Waste ANSI B16.11 Sch80 2
editor by CX 2024-05-17