Product Description
| Product description | |
| 1,Product name | Ce 2PC Flanged Ball Valve with Ce |
| 2,Size ranging | 1/2″-4″ |
| 3,Materials | SS304, SS316,CF8M,CF8,WCB |
| 4,Casting | Investment |
| 5,Working pressure | 1000psi, PN63 |
| 6,Applicable temperature | -20-210 degree C |
| 7,Applicable medium | Water, Oil, Gas, etc |
| 8,End connection | DIN2999,DIN259,BSPT,BSP,NPT(F/M), treaded |
| 9, MOQ | 10PCs |
| 10,Capacity to produce | 100,000,00 PCs per week |
| 11,Packaging | Inner CTN, outside ply-wooden cases |
| 12,Price term: | EXW, FOB, CIF, CFR |
| 13,Payment term | T/T, L/C |
| 14,Standard | CE,ISO9001 |
Product Application
Main application:The products are widely used in oil,gas,chemical,electric power metallurgy,lifting,water supply,auto ship manufacturing oil-water road heating system control ,food,pharmaceutical,daily chemical industry ,municipal construction,mechanical equipment,etc.We keep on the concept of credit management, and try our best to givebest serviceto our customers!
What will we do for you?
The timeless comes first. We will reply as soon as possible when we receive your inquiry. We try to understand the voice of yours. We will always be initiative, because we believe that initiative can bring us more chances. We will create more new products to show our creative ability.
Advantage:
1. Timely delivery time: We can delivery fast. It is usually 30-45 days after received the deposit.
2. Profession factory: We can produce kinds of products according to your sample.
3. We have CE certification
4. Rapid response to your need within 24 hours.
5. That assure the quality and long life time.
6. We offer the non-standard valves, according to customer requirements
7. If you want, you can have your own logo on the products
8. Exported to more than 10 countries in America and Asia
9. We can promise the quality, passed the CE certification
ZHangZhoug CHINAMFG Valve Co.,Ltd. Was founded in 2008. CHINAMFG company is a diversified manufacturer of valves. It deals with research, design, manufacture, sales, import and export autonomy, self customs clearance
It is located in China Valve City—HangZhou Economic and Technological Development Zone,ZHangZhoug Province, it is about 5 minutes away from HangZhou International Airport, and half an hour from HangZhou Train Station . HangZhou Port and ZheJiang Port are also very close to our factory.
WOD Company mainly produces medium and low pressure valves, Such as 1pc ball valve,2pc ball valve,3pc ball valve,flange ball valve, gate valve, globe valve, check valve, Y strainer.etc. The material has ASTM 304, 316, WCB,etc. Valves’ standard including API6D, ASTM, MSS, ANSI, JIS, DIN, ISO, GB, etc. CHINAMFG series valves are widely used in oil, gas, chemical, electric power, metallurgy, lifting , water supply, auto ship manufacturing oil-water road heating system control, food, pharmaceutical, daily chemical industry, municipal construction, mechanical equipment, etc.
CHINAMFG company has obtained C E, I S O 9 0 0 1 certifications, also been inspected and approved by S G S,T U V As “Pursuing Survival with Quality,Winning Market with Price” .WOD valves have been exported to all over the world,especially in North American,South American ,Europe,Middle East and so on.
Why do you choose us?
Your satisfaction is our pursue. We know that price is important, but it should not be the whole parts. We are certain to offer you the most reasonable price. You do not need to worry about our sevice, because we want to earn your satisfied sHangZhou. Our company improves every day, your recognition and expectation are the driving force of our advance.
What are the torque and speed ratings for different sizes of flexible couplings?
The torque and speed ratings of flexible couplings can vary depending on their size, design, and material. Manufacturers typically provide specifications for each specific coupling model to ensure it is suitable for the intended application. Below are some general considerations regarding torque and speed ratings for different sizes of flexible couplings:
Torque Ratings:
The torque rating of a flexible coupling is the maximum amount of torque it can reliably transmit without experiencing excessive deformation or failure. It is essential to choose a coupling with a torque rating that exceeds the torque requirements of the application to ensure proper operation and avoid premature wear. Torque ratings are typically specified in Nm (Newton-meters) or lb-ft (pound-feet).
The torque capacity of a flexible coupling can increase with its size and design. Larger couplings, which have more substantial components and a larger flexible element, often have higher torque ratings compared to smaller couplings. Additionally, couplings with a more robust design, such as metallic couplings, generally have higher torque capacities compared to elastomeric couplings.
Speed Ratings:
The speed rating of a flexible coupling is the maximum rotational speed it can withstand while maintaining its structural integrity and performance. It is critical to select a coupling with a speed rating suitable for the application’s operating speed to avoid excessive wear and potential coupling failure. Speed ratings are typically specified in revolutions per minute (RPM).
Like torque ratings, the speed rating of a flexible coupling can be influenced by its size, design, and material. Larger couplings with more robust construction can often handle higher rotational speeds compared to smaller couplings. Metallic couplings, with their stiffer and more precise design, can also have higher speed ratings compared to elastomeric couplings.
Consulting Manufacturer Specifications:
To determine the torque and speed ratings for specific sizes of flexible couplings, it is essential to consult the manufacturer’s product specifications or technical datasheets. These documents provide detailed information about the coupling’s capabilities, including torque and speed ratings for each available size and model.
Application Considerations:
When selecting a flexible coupling, it is crucial to consider the torque and speed requirements of the specific application. Factors such as the power transmitted, the rotational speed of the machinery, and any transient or shock loads should be taken into account to ensure the selected coupling can handle the demands of the system.
Summary:
The torque and speed ratings of flexible couplings can vary based on their size, design, and material. Manufacturers provide specific torque and speed ratings for each coupling model to ensure their suitability for different applications. Consulting manufacturer specifications and considering the application’s requirements are vital in selecting the right flexible coupling that can handle the torque and speed demands of the mechanical system.
What are the key considerations for selecting a flexible coupling for high-speed applications?
When selecting a flexible coupling for high-speed applications, several critical considerations should be taken into account to ensure optimal performance and reliability:
- Material and Design: Choose a flexible coupling made from high-quality materials that can withstand the high rotational speeds without experiencing excessive wear or fatigue. Consider designs that are specifically engineered for high-speed applications, ensuring they have the required torsional stiffness and damping characteristics.
- Balance: Imbalance at high speeds can lead to vibration and reduce the lifespan of the coupling and connected components. Look for precision-balanced flexible couplings that minimize vibration and avoid any potential resonance issues at operating speeds.
- Torsional Stiffness: In high-speed applications, torsional stiffness is crucial to maintaining accurate rotational timing and preventing torque losses. Choose a flexible coupling with adequate torsional stiffness to minimize angular deflection under load.
- Dynamic Balancing: Dynamic balancing is essential for flexible couplings used in high-speed applications. A dynamically balanced coupling reduces vibrations caused by rotational imbalances, increasing the smoothness and stability of the system.
- Temperature Resistance: High-speed operations can generate significant heat, so select a flexible coupling that can withstand the elevated temperatures without compromising its mechanical properties or causing premature failure.
- Alignment and Runout Tolerance: Accurate alignment of the coupling with the shafts is crucial to prevent additional stress and vibration. Consider couplings with high runout tolerance and ease of alignment to facilitate proper installation.
- Service Life and Maintenance: Evaluate the expected service life of the flexible coupling in high-speed applications. Low-maintenance couplings are desirable to reduce downtime and maintenance costs.
- Application Specifics: Consider the specific requirements of the high-speed application, such as the magnitude of torque, axial movement, and the presence of shock loads. Choose a coupling that can handle these specific demands while maintaining performance at high speeds.
- Compliance with Standards: Ensure that the selected flexible coupling complies with relevant industry standards and specifications, especially those related to high-speed performance and safety.
By carefully considering these key factors, engineers can choose a flexible coupling that meets the demands of high-speed applications, delivering reliable and efficient power transmission while minimizing the risk of premature wear, vibration, and downtime.
Can flexible couplings be used in applications with varying operating temperatures?
Yes, flexible couplings can be used in applications with varying operating temperatures. The suitability of a flexible coupling for a specific temperature range depends on its design and the materials used in its construction. Different types of flexible couplings are available to handle a wide range of temperature conditions, making them versatile for use in various industries and environments.
High-Temperature Applications:
For applications with high operating temperatures, such as those found in certain industrial processes, exhaust systems, or high-temperature machinery, flexible couplings made from materials with excellent heat resistance are used. These materials may include stainless steel alloys, heat-treated steels, or specialized high-temperature elastomers. High-temperature flexible couplings are designed to maintain their mechanical properties, including flexibility and torque transmission capabilities, even at elevated temperatures.
Low-Temperature Applications:
Conversely, for applications in extremely cold environments or cryogenic processes, flexible couplings constructed from materials with low-temperature resistance are employed. These couplings are designed to remain flexible and functional at very low temperatures without becoming brittle or losing their ability to handle misalignment. Some low-temperature couplings may use special polymers or elastomers with excellent cold-temperature performance.
Temperature Range Considerations:
When selecting a flexible coupling for applications with varying operating temperatures, it is essential to consider the specific temperature range in which the coupling will operate. Some flexible couplings have a wider temperature range, allowing them to function effectively in both high and low-temperature environments. However, in extreme temperature conditions, specialized couplings may be necessary to ensure reliable performance and prevent premature failure.
Manufacturer Guidelines:
Manufacturers of flexible couplings provide guidelines and specifications regarding the temperature range of their products. It is crucial to consult the manufacturer’s documentation to ensure that the chosen coupling is suitable for the intended operating temperature of the application. Using a coupling beyond its recommended temperature range can lead to performance issues, reduced efficiency, or even failure.
Applications:
Flexible couplings with varying temperature resistance find use in numerous industries, including aerospace, automotive, manufacturing, power generation, and more. Whether in high-temperature exhaust systems, low-temperature cryogenic processes, or regular industrial applications with temperature fluctuations, flexible couplings play a vital role in providing reliable power transmission and misalignment compensation.
In summary, flexible couplings can be effectively used in applications with varying operating temperatures, provided that the coupling’s design and material properties align with the specific temperature requirements of the application.
editor by CX 2023-09-22