Product Description
| DN15 | 15.9mm/16mm | |
| DN20 | 22.2mm/20mm | |
| DN25 | 28.6mm/25.4mm | |
| DN32 | 34mm/32mm | |
| DN40 | 42.7mm/40mm | |
| DN50 | 48.6mm/50.8mm | |
| DN60 | 63.5mm | |
| DN65 | 76.1mm | |
| DN80 | 88.9mm | |
| DN100 | 108mm/101.6mm |
Detailed Photos
Certifications
Buildex China 2571
FAQ
Q1: Are you a trader or manufactor?
We are a manufactor
Q2: Do you provide samples? Is it free or extra?
Yes, you can require for samples after price confirmed.Samples for free, but the cost of freight should be paid by the customer.
Q3: Where are you? Can I visit you?
Sure,welcome to you visit our factory at any time.
Q4: How about the deliviery time?
Within 10-15 days after we confirm your requirement.
Q5: What kind of payment does your company support?
T/T, 100% L/C at sight, Cash, Western Union are all accepted if you have other payment,please contact me.
About our company
ABOUT OUR COMPANY:
HangZhou CHINAMFG pipe industry co.ltd is located in HangZhou Economic and technological development zone. Our company is a professional manufacturer of press fitting , M profile and V profile, groove fitting, water manifold, with the material of stainless steel 304/304L ,316/316L.
We have our own big factories with modern machine line to make high quality products. We apply many years of experience and the finest equipment and technology in order to deliver the best quality to the markets, both at home and overseas. We will do water experiment for every pipe fitting before leaving the factory. Ensure product quality from the source.
Hupoo products are widely used in water supply, gas pipeline, heating and ventilation , food equipment, etc.
Customer satisfaction has always been our purpose, and we constantly stick to the principle: to provide customers with a value-added solution rather than simply delivering products. Warmly welcome every customer to make a CHINAMFG beneficiary business and we will serve you with all sincerity.
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How Does the Grade of Stainless Steel Used in Couplings Impact Their Performance?
The grade of stainless steel used in couplings has a significant impact on their performance and suitability for specific applications. Stainless steel is an alloy that contains varying amounts of elements like chromium, nickel, and molybdenum, which give it different properties. The most common grades of stainless steel used in couplings are:
- Austenitic Stainless Steel (e.g., 304, 316): Austenitic stainless steel is the most widely used grade in couplings due to its excellent corrosion resistance, high ductility, and non-magnetic properties. Grade 304 is commonly used in general-purpose applications, while grade 316 offers higher corrosion resistance, making it suitable for more aggressive environments like marine or chemical industries.
- Ferritic Stainless Steel (e.g., 430, 446): Ferritic stainless steel has lower corrosion resistance compared to austenitic grades but offers better resistance to stress corrosion cracking. It is used in certain coupling applications where moderate corrosion resistance is sufficient.
- Martensitic Stainless Steel (e.g., 410, 420): Martensitic stainless steel is known for its hardness and strength. It is used in couplings that require higher mechanical properties, but it may have reduced corrosion resistance compared to austenitic grades.
- Duplex Stainless Steel (e.g., 2205, 2507): Duplex stainless steel combines the properties of austenitic and ferritic grades, offering high strength and better resistance to stress corrosion cracking and pitting. It finds applications in critical coupling systems where both strength and corrosion resistance are essential.
The choice of stainless steel grade depends on the specific requirements of the coupling application. Factors such as environmental conditions, exposure to corrosive substances, temperature, and mechanical stresses must be considered when selecting the appropriate grade. For example, couplings used in marine environments may require a high-grade austenitic stainless steel like 316 to withstand saltwater corrosion, while couplings in food processing may use grade 304 for its hygienic properties and general corrosion resistance.
In summary, the grade of stainless steel used in couplings directly influences their performance in terms of corrosion resistance, strength, ductility, and suitability for various applications. Proper selection of the stainless steel grade ensures that the couplings deliver reliable and long-lasting performance in their intended operating conditions.
Design Considerations for Stainless Steel Couplings in Marine or Corrosive Environments
Stainless steel couplings are often used in marine or corrosive environments due to their corrosion-resistant properties. However, there are some specific design considerations to ensure optimal performance and longevity in such harsh conditions:
- Material Selection: Choose the right grade of stainless steel that offers the best corrosion resistance for the specific marine or corrosive environment. Common stainless steel grades used in such applications include 316 and 316L, which provide excellent resistance to seawater and various corrosive agents.
- Surface Finish: Ensure that the coupling’s surface has a smooth and polished finish. A smooth surface minimizes the accumulation of contaminants and reduces the risk of crevice corrosion in marine environments.
- Sealing: Implement effective sealing mechanisms to prevent moisture and contaminants from entering the coupling. Seals such as rubber gaskets or O-rings can help protect the coupling’s interior and reduce the risk of corrosion-related failure.
- Coatings: Consider applying additional protective coatings or treatments to enhance the coupling’s corrosion resistance. Coatings like epoxy or zinc can provide an extra layer of protection against marine and corrosive elements.
- Isolation: In some cases, it might be beneficial to isolate the coupling from direct contact with seawater or corrosive substances. Mounting the coupling on non-corrosive materials or using isolating bushings can help minimize the impact of harsh environments.
- Regular Maintenance: Perform routine inspections and maintenance to check for signs of corrosion or wear. Regularly clean the coupling and remove any accumulated debris or contaminants to prevent accelerated corrosion.
- Testing: Before deploying stainless steel couplings in marine or corrosive environments, conduct thorough testing to ensure they meet the specific requirements of the application. This testing can include corrosion resistance testing and performance evaluations under simulated conditions.
- Monitoring: Implement monitoring systems to detect any early signs of corrosion or degradation. Monitoring can help identify potential issues before they lead to coupling failure and allow for timely preventive measures.
By carefully considering these design considerations and implementing appropriate measures, stainless steel couplings can withstand the challenges of marine or corrosive environments and maintain their performance and durability over time.
Advantages of Stainless Steel Couplings in Various Applications
Stainless steel couplings offer several advantages that make them suitable for a wide range of applications in diverse industries:
1. Corrosion Resistance:
The primary advantage of stainless steel couplings is their exceptional resistance to corrosion. They can withstand exposure to moisture, chemicals, and aggressive environments, making them ideal for applications in marine, chemical processing, and food industries.
2. Durability:
Stainless steel couplings are known for their strength and durability. They can handle high loads and provide reliable performance over extended periods, reducing the need for frequent replacements and lowering maintenance costs.
3. Hygienic Properties:
In industries like food, pharmaceuticals, and healthcare, stainless steel couplings are preferred due to their hygienic properties. They are easy to clean and maintain, ensuring that the transmission of power does not pose any risk of contamination.
4. Temperature Resistance:
Stainless steel couplings can operate efficiently over a wide temperature range, making them suitable for both low-temperature and high-temperature applications.
5. Versatility:
Stainless steel couplings can be used with different types of shaft materials without causing galvanic corrosion. This compatibility allows for flexibility in coupling selection for various equipment setups.
6. Aesthetic Appeal:
Stainless steel has an attractive, polished surface finish, which enhances the visual appeal of equipment where the couplings are visible.
7. Reduced Maintenance:
Thanks to their corrosion resistance and durability, stainless steel couplings require minimal maintenance, resulting in cost savings and increased uptime.
8. Safety and Reliability:
Stainless steel couplings offer high reliability in critical applications, ensuring safe and uninterrupted operation of machinery.
9. Resistance to Wear and Tear:
Stainless steel couplings resist wear and tear caused by frequent start-stop cycles or shock loads, ensuring consistent performance over time.
Overall, stainless steel couplings are favored in applications where corrosion resistance, strength, and reliability are crucial. Their versatility and ability to perform well in challenging environments make them a valuable component in a wide range of industrial machinery and equipment.
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editor by CX 2024-04-30