China Professional Stainless Steel Flexible Grooved Joint Piping Coupling

Product Description

 

GROOVED FLEXIBLE COUPLINGS PRODUCTS SERISE

Product Description

STAINLESS STEEL GROOVED FLEXIBLE COUPLINGS SPECIFICATION

MATERIAL SPECIFICATIONS

Housing : Stainless steel 304(CF8) or 316L(CF3M)

Rubber Gasket : Standard gasket is EPDM(Ethylene-Propylene-Diene Monomer), the range of working temperature is -50ºC-150ºC,using for cold water,hot water and rare alkaline chemical products.

Bolt&Nuts : Stainless steel bolts&nuts according to international standard models of carriage bolts and flange nuts.Nut is SS304 material.

According to ASTM A743 standard for housing material
–Type 304 to ASTM A743 CF8(304)
–Type 316L to ASTM A743 CF3M(316L)

SIZE SPECIFICATIONS

Size range : 1″to 8″(DN25 to DN200),cutting groove only.

Rated working pressure
–Low pressure flexible coupling 300psi;
–Medium pressure flexible coupling 600psi;
–High pressure flexible coupling 1000/1200psi;
–Super High pressure flexible coupling 1500psi.

 

 

Product Parameters

  
LOW PRESSURE STAINLESS STEEL FLEXIBLE GROOVED COUPLING(300psi)

 

Our Advantages

Housing:
Stainless steel is used as raw material with good corrosion resistance. And there is the natures which is high strength, good toughness and good mechanical properties. According to the precision casting process, the precision of the clamping size is guaranteed.The material has tensile strength which is not less than 600 MPA and the extension is not less than 15%. withstands high pressure and high impact of pipeline by several disadvantage factors.

Gasket :
The gasket seal with special C-shaped design, that is perfect matching with pipeline dimension in order to achieve working pressure.The gasket is tightener while further pressed in order to achieve sealing efficiency.when the Meanwhile, the imported raw material will also be guaranteed the mechanical properties.

Scope of application

Company Profile

ZheJiang Morui Environment&Technology Co., Ltd. (refer to ZheJiang MR), is professional company which is committed to become processing manufacturer of pipeline system solutions. Located in the ZheJiang High-tech Zone as headquarter. There are several branches in ZheJiang , ZheJiang and ZheJiang provinces.

We are not only processing manufacturer, but also it has the own sales and service network. We are able to grasp accurately the clients’ “pain points” that the clients faced. And provide the proper solutions immediately. Because we have the excellent team who are focusing on follow-up service.

The ZheJiang MR company’s products have been widely used in the field of MF, UF and RO system, sewage water system, water supply and drainage, high-pressure desalination system, such as garbage infiltration liquid, electronic, chemical industry, air-conditioning and so on. Our products are compliance with international first-class standard(GB, ASTM, DIN and JIS). Meanwhile providing the professional before-sale and after-sale service to our clients.

Quality Control

 

Certifications

 

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stainless steel coupling

Are there any Safety Considerations When Using Stainless Steel Couplings in Specific Applications?

Yes, there are several safety considerations to keep in mind when using stainless steel couplings in specific applications:

  • Proper Installation: Ensure that the stainless steel couplings are correctly installed according to the manufacturer’s guidelines. Improper installation can lead to misalignment and increased stress on the coupling, potentially causing premature failure.
  • Temperature and Pressure Limits: Pay attention to the temperature and pressure limits of the stainless steel coupling. Exceeding these limits may compromise the structural integrity of the coupling and pose safety risks.
  • Corrosion Resistance: While stainless steel is known for its corrosion resistance, it is essential to select the appropriate grade of stainless steel that matches the specific environment in which the coupling will be used. In corrosive environments, using the wrong stainless steel grade can lead to degradation and failure over time.
  • Maintenance: Regularly inspect and maintain the stainless steel coupling to detect any signs of wear, damage, or corrosion. Address any issues promptly to prevent potential hazards.
  • Protective Gear: In some industrial applications, the stainless steel coupling may be exposed to rotating parts or other potential hazards. Ensure that appropriate protective gear, such as gloves or safety guards, is used when necessary.
  • Emergency Shutdown: Establish a proper emergency shutdown procedure in case of coupling failure or other emergencies. This procedure should be clearly communicated to all relevant personnel.
  • Load Considerations: Be aware of the load requirements and limitations of the stainless steel coupling. Overloading the coupling can lead to stress and failure.
  • Environmental Factors: Consider environmental factors such as temperature fluctuations, humidity, and exposure to chemicals. These factors can influence the performance and safety of the coupling.

It is essential to conduct a thorough risk assessment for each specific application where stainless steel couplings are used. Following safety guidelines and best practices can help mitigate potential risks and ensure the safe operation of the mechanical system.

stainless steel coupling

Differences Between Stainless Steel Couplings and Aluminum or Carbon Steel Couplings

Stainless steel couplings, aluminum couplings, and carbon steel couplings are commonly used in various industrial applications, but they differ in their material properties, performance characteristics, and suitability for specific environments. Here are the key differences between these types of couplings:

  1. Material Composition:
  2. – Stainless Steel Couplings: Stainless steel couplings are made from alloyed steel containing a minimum of 10.5% chromium. This chromium content creates a passive oxide layer that provides excellent corrosion resistance.

    – Aluminum Couplings: Aluminum couplings are made from aluminum, a lightweight metal known for its high strength-to-weight ratio. Aluminum offers good corrosion resistance but is not as resistant as stainless steel.

    – Carbon Steel Couplings: Carbon steel couplings are made from plain carbon steel, which has a higher carbon content. While carbon steel offers good strength and toughness, it is more susceptible to corrosion than stainless steel or aluminum.

  3. Corrosion Resistance:
  4. – Stainless Steel Couplings: Stainless steel couplings offer the highest level of corrosion resistance among the three materials. They are well-suited for use in corrosive environments, such as marine applications or food processing, where protection against rust and chemical exposure is essential.

    – Aluminum Couplings: Aluminum couplings provide moderate corrosion resistance, but they are not recommended for highly corrosive environments or applications with exposure to acidic or alkaline substances.

    – Carbon Steel Couplings: Carbon steel couplings have the lowest corrosion resistance of the three materials and may require additional coatings or treatments to protect against rust and corrosion.

  5. Strength and Durability:
  6. – Stainless Steel Couplings: Stainless steel couplings offer excellent strength and durability, making them suitable for heavy-duty applications and environments with high mechanical loads.

    – Aluminum Couplings: Aluminum couplings are lightweight and have good strength but may not be as durable as stainless steel or carbon steel couplings.

    – Carbon Steel Couplings: Carbon steel couplings provide good strength and toughness, but they may not be as durable as stainless steel couplings in corrosive environments.

  7. Weight:
  8. – Stainless Steel Couplings: Stainless steel couplings are heavier than aluminum couplings but comparable to or slightly lighter than carbon steel couplings.

    – Aluminum Couplings: Aluminum couplings are the lightest among the three materials, making them suitable for applications where weight reduction is a priority.

    – Carbon Steel Couplings: Carbon steel couplings are heavier than aluminum couplings but offer higher strength and load-bearing capacity.

  9. Temperature Tolerance:
  10. – Stainless Steel Couplings: Stainless steel couplings can withstand a wide range of temperatures, making them suitable for both high-temperature and cryogenic applications.

    – Aluminum Couplings: Aluminum couplings have good thermal conductivity but may not be suitable for extremely high-temperature applications.

    – Carbon Steel Couplings: Carbon steel couplings have good temperature tolerance but may be limited in extremely high-temperature or cryogenic environments.

The choice of coupling material depends on the specific requirements of the application, such as the operating environment, load capacity, and corrosion resistance needed. Stainless steel couplings are often preferred for applications where corrosion resistance and durability are paramount, while aluminum couplings are chosen for their lightweight properties. Carbon steel couplings find use in applications requiring good strength and moderate corrosion resistance.

stainless steel coupling

Proper Installation of Stainless Steel Couplings for Optimal Performance

Installing a stainless steel coupling correctly is essential for ensuring its optimal performance and longevity. Follow these steps for proper installation:

  1. Inspect the Coupling: Before installation, carefully inspect the coupling and its components for any damage or defects. Ensure that it matches the required specifications for the application.
  2. Prepare the Shafts: Clean and degrease the shafts to ensure a clean surface for coupling attachment. Remove any debris or contaminants that could affect the coupling’s performance.
  3. Align the Shafts: Make sure the shafts are properly aligned to minimize misalignment, which can cause stress on the coupling and lead to premature failure. Use alignment tools to achieve precise alignment.
  4. Apply Lubrication: Apply a thin layer of appropriate lubricant to the mating surfaces of the coupling halves and the shafts. This will reduce friction during installation and future operation.
  5. Assemble the Coupling: Carefully position the coupling halves onto the shafts, ensuring that they are fully engaged and aligned. Follow the manufacturer’s instructions for assembly, including torque specifications for clamping screws.
  6. Tighten Clamping Screws: Gradually tighten the clamping screws in a criss-cross pattern to ensure even pressure distribution. Use a torque wrench to achieve the recommended torque value specified by the manufacturer.
  7. Check Runout: After installation, check for any runout or eccentricity by rotating the coupling and observing any visible movement or vibration. Address any runout issues promptly.
  8. Perform a Trial Run: Before putting the coupling into full operation, perform a trial run to ensure smooth operation and check for any signs of abnormal behavior or noise.
  9. Regular Inspections: Implement a maintenance schedule to regularly inspect the coupling for wear, corrosion, or misalignment. Address any issues promptly to prevent further damage.

Properly installing a stainless steel coupling according to these guidelines will help maximize its performance, reliability, and service life in the mechanical system.

China Professional Stainless Steel Flexible Grooved Joint Piping Coupling  China Professional Stainless Steel Flexible Grooved Joint Piping Coupling
editor by CX 2024-02-06

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