Product Description
DN25 coupling half,3000# SW ASTM A182 GR F51
Product Parameters
|
Product Name |
Pipe coupling |
|
Size |
1/8″-4″ |
|
Standard |
ANSI B16.11 |
|
Pressure |
2000lbs, 3000lbs,6000lbs, 9000lbs |
|
Type |
full coupling or half coupling |
| End | Threaded or socket welded |
|
Process |
Forged |
|
Surface |
CNC machined, anti-rust oil, HDG(hot dip galv.) |
|
Material |
Carbon steel: A105, A350 LF2,etc. |
|
Pipeline steel: ASTM 694 f42, f52, f60, f65,f70 and etc. |
|
| Stainless steel: A182F304/304L, A182 F316/316L, A182F321, A182F310S, A182F347H, A182F316Ti, 317/317L, 904L, 1.4301, 1.4307, 1.4401, 1.4571, 1.4541, 254Mo and etc. | |
| Duplex stainless steel: ASTM A182 F51, F53,F55, UNS31803, SAF2205, UNS32205, UNS32750 , UNS32760, 1.4462,1.4410,1.4501 and etc. | |
| Nickel alloy: inconel600, inconel625, inconel690, incoloy800, incoloy 825, incoloy 800H,C22, C-276, Monel400, Alloy20 etc. | |
|
Cr-Mo alloy steel: A182 f11,f22,f5,f9,f91, 10CrMo9-10, 16Mo3 etc. |
|
|
Application |
Petrochemical industry;aviation and aerospace industry;pharmaceutical industry,gas exhaust; power plant;ship building; water treatment, etc. |
|
Advantages |
ready stock,faster delivery time;available in all sizes,customized;high quality |
Detailed Photos
End can be socket weld or thread
Marking
Various marking can be curved, or painting by laser on your request. We accept to mark your LOGO
Inspection
1. Dimension measurements, all within standard tolerance.
2. Accept Third party inspection
3. Supply MTC, EN15714 3.1/3.2 certificate
Packaging & Shipping
1. Packed by carton first, then Packed by plywood case as per ISPM15
2. we will put packing list on each package
3. we will put shipping markings on each package. Markings words are on your request.
4. All wood package materials are fumigation free
Interested in other products
Tee Coupling Nipple weldolet Flange
Our Advantages
Why Choose us
7*24 service time
trace shippment each week
Professional QC QA team, more than 5 people. Inspect all goods before delivery
REFUND MONEY IF REJECTION BECAUSE OF QUALITY
PAYMENT TERM CAN BE L/C, O/A, T/T
OUR FACTORY SHOW
CZIT GROUP(3 factories, 300+workers, 200 +customers, 20+ years experience)
5000tons production capacity each month, fast delivery.
2000#, 3000#, 2″ and below size, A105 fittings are ready to ship
CERTIFICATE SHOW
CUSTOMER FEEDBACK
What is business for us? Not only for earn money, it is for sharing. To meet more better us together.
For us, customers would like cooperate with us, we are very happy and appreciated. Thank you very much for your trust us. We will do what we promise.
Since we treat business very serious, customers would like establish long term relationship with us. And when they gave us FIVE STAR comments, we really very very moved. We will do our best to do more better.
OUR PROJECTS SHOW
Our products can be used in Petrochemical industry;aviation and aerospace industry;pharmaceutical industry,gas exhaust; power plant;ship building; water treatment, etc.
Here is some projects samples for your reference.
FAQ
| FAQ |
| Q: Can you supply Form e, Certificate of origin? |
| A: Yes, we can supply. |
| Q: Can you supply invoice and CO with chamber of commerce? |
| A: Yes, we can supply. |
| Q: Can you accept L/C deferred 30, 60, 90days? |
| A: We can. |
| Q: Can you accept O/A payment? |
| A: We can. |
| Q: Can you supply samples? |
| A: Yes, some samples are free. |
| Q: Can you supply the products which comply with NACE? |
| A: Yes, we can. |
| Q: Can you visit your factory |
| A: Yes, sure. Welcome. |
| Q: Can you inspect the goods before delivery |
| A: Yes, sure. Welcome to our factory inspect the goods. Also accept third party inspection, such as SGS, TUV, BV etc. |
| Q: Can you supply MTC , EN15714 3.1/3.2 certificate? |
| A: Yes, sure. we can |
| Q: Do you have ISO |
| A: Yes, we have |
| Q: Can you accept OEM? |
| A: Yes, we can |
| Q: Can you accept marking our LOGO? |
| A: Yes, we can |
| Q: What is your MOQ? |
| A: 1pcs for standard fittings and flanges. |
| Q: Can you support to design our piping system? |
| A: Yes, we would like to your partner and our engineer will help. |
| Q: Can you offer data sheet and drawing? |
| A: Yes, we can |
| Q: Can you ship by carrier or airline? |
| A: Yes, we can. And we also can ship by train |
| Q: Can you combine your order with other supplier? Then ship together? |
| A: Yes, we can. We would like help you ship together to save your time and money |
| Q: Can you shorten delivery time? |
| A: If very very urgent, please confirm with sales. We would like arrange extra-working time for you. |
| Q: Can you marking on package as per IPPC? |
| A: Yes, we can |
| Q: Can you mark “MADE IN CHINA” on products and packing? |
| A: Yes, we can |
| Q: Can you supply semi-finished products? |
| A: Yes, we can |
| Q: We need some test sample pieces for each heat number, Can you supply? |
| A: Yes, we can |
| Q: Can you supply heat treatment report? |
| A: Yes, we can |
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How do Temperature and Environmental Conditions Affect Half Coupling Performance?
The performance of half couplings can be significantly influenced by temperature and environmental conditions. These factors can affect the materials, integrity, and overall functionality of the coupling in various ways. Here’s how temperature and environmental conditions impact half coupling performance:
- Temperature: Extreme temperatures, whether high or low, can affect the properties of the coupling material. For instance, at high temperatures, certain materials may experience reduced strength and increased susceptibility to creep or deformation. On the other hand, low temperatures can make some materials brittle and prone to cracking. It is essential to select half couplings made from materials that can withstand the expected temperature range in the application.
- Corrosive Environments: Half couplings used in corrosive environments are exposed to chemical agents that can cause material degradation. Corrosion can weaken the coupling’s structure and lead to leaks. In such cases, using corrosion-resistant materials, coatings, or liners can be beneficial to maintain coupling performance and longevity.
- Humidity and Moisture: Excessive humidity and moisture can accelerate corrosion and contribute to the deterioration of the coupling over time. Regular cleaning and protection against moisture ingress are necessary to ensure optimal performance in damp environments.
- Abrasive Particles: In industrial settings with abrasive particles present in the fluid or environment, half couplings may experience wear and erosion. This can lead to surface damage and affect the coupling’s sealing ability. Selecting materials with high wear resistance and using filters or strainers to remove abrasive particles can help mitigate these effects.
- UV Radiation: In outdoor applications exposed to sunlight, UV radiation can degrade certain materials, particularly polymers and elastomers. Couplings made from UV-resistant materials or employing protective coatings can help counteract this effect.
- Thermal Expansion: Temperature fluctuations cause thermal expansion and contraction of the pipes and the half couplings. In systems where thermal expansion is not adequately accommodated, stress on the couplings can lead to leaks or joint failure over time. Providing expansion joints or using materials with low thermal expansion coefficients can address this issue.
- Altitude: At higher altitudes, air pressure is reduced, which can affect system performance, especially if the half couplings are not designed for such conditions. It is essential to consider altitude-related effects on pressure and temperature when selecting the appropriate coupling materials.
- Weather and Climate: Half couplings installed outdoors are exposed to weather conditions like rain, snow, hail, and extreme temperatures. These factors can impact the coupling’s integrity and performance. Regular maintenance and inspections become crucial to identify and address any weather-related damages.
To ensure optimal half coupling performance, it is essential to consider the specific temperature and environmental conditions of the application. Choosing suitable materials, applying protective coatings, and implementing proper maintenance practices are essential steps to enhance the longevity and reliability of half couplings in various operating environments.
What are some Real-World Examples of Half Coupling Usage in Different Industries?
Half couplings are widely used in various industries to create reliable connections between pipes and components. Here are some real-world examples of half coupling usage in different industries:
- Oil and Gas Industry: In the oil and gas sector, half couplings are commonly used in pipelines for crude oil, natural gas, and refined products transportation. They are also employed in offshore platforms, refineries, and petrochemical plants to connect pipes and fittings in high-pressure and corrosive environments.
- Chemical Processing: The chemical industry utilizes half couplings to connect pipes carrying various chemicals and corrosive substances. The coupling’s resistance to corrosion is vital to ensure the integrity of the piping system in these applications.
- Power Generation: In power plants, half couplings are employed in steam and water pipelines, allowing efficient transfer of heat and fluids in boilers and condensers. They are also used in cooling water systems and various auxiliary processes.
- Food and Beverage: In food processing facilities, stainless steel half couplings are widely used due to their hygienic properties. They help connect pipes in systems for handling water, beverages, dairy products, and other food items, ensuring sanitation and preventing contamination.
- Marine Industry: Half couplings are used in shipbuilding and offshore structures to create connections in piping systems for various applications, including cooling, ballast, and fuel transfer.
- Water and Wastewater Treatment: In municipal water supply and wastewater treatment plants, half couplings are employed to connect pipes and fittings in water distribution and treatment systems, as well as in sewer networks.
- Agriculture: In agricultural settings, half couplings are used to connect pipes for irrigation systems, water supply, and chemical distribution in farming operations.
- Manufacturing: The manufacturing industry utilizes half couplings in various fluid and gas transfer systems for machinery and equipment, as well as in compressed air lines.
- Construction: In construction projects, half couplings are used to connect pipes for plumbing, HVAC systems, and other applications in buildings and infrastructure projects.
- Fire Protection: In fire sprinkler systems, half couplings are employed to connect pipes carrying water or other fire suppressant agents, ensuring effective fire protection in commercial, industrial, and residential buildings.
These examples demonstrate the versatility and significance of half couplings in different industries, where they play a crucial role in creating leak-free and reliable connections in piping systems. The choice of the half coupling material, size, and specifications may vary depending on the specific application and the environmental conditions in which it operates.
How does a Half Coupling Facilitate Pipe Connections and Disconnections?
A half coupling plays a crucial role in facilitating pipe connections and disconnections in piping and plumbing systems. It is a type of pipe fitting used to join two pipes of different sizes. Let’s explore how a half coupling enables these connections and disconnections:
- Connection Process: When two pipes of different sizes need to be connected, a half coupling is used to create a secure joint. The larger end of the half coupling is welded or screwed onto the larger pipe, providing a stable base for the connection. The internal threads on the larger end of the coupling allow for easy attachment of the smaller pipe. The smaller pipe is threaded or inserted into the smaller end of the half coupling, and the connection is tightened to ensure a snug fit. The use of thread sealant or Teflon tape helps prevent leaks at the joint.
- Transitioning Pipe Sizes: One of the primary uses of a half coupling is to transition between pipes of different sizes. For example, when a pipeline needs to change from a larger diameter to a smaller diameter, a half coupling is employed to create a smooth and efficient transition. This allows for the proper flow of fluids or gases without causing abrupt changes that could lead to pressure losses or turbulence.
- Repair and Maintenance: Half couplings are also useful during repair and maintenance operations. In case a section of the pipe is damaged or needs replacement, the damaged portion can be cut out, and a new pipe can be attached using a half coupling. This facilitates quicker and more cost-effective repairs, as it eliminates the need to replace the entire pipeline.
- Connection Points: Half couplings are often used at connection points where other components, such as valves, instruments, or equipment, need to be attached to the pipeline. By providing a secure and leak-proof joint, half couplings ensure the integrity of the overall system.
- Temporary Connections: In some situations, temporary pipe connections may be required. Half couplings are versatile enough to allow for temporary connections that can be easily disassembled when needed. This flexibility is beneficial in scenarios where pipelines need to be altered or reconfigured temporarily for maintenance or testing purposes.
In summary, a half coupling is a crucial pipe fitting that enables efficient and reliable connections between pipes of different sizes. Its versatility, ease of installation, and ability to transition between pipe sizes make it an essential component in various industrial, commercial, and residential applications. Moreover, its role in facilitating quick repairs and temporary connections further enhances its significance in piping and plumbing systems.
editor by CX 2024-04-15