Hey there! I’m a supplier of B16.47 & AWWA C207 flanges, and today I want to chat about whether these flanges come in different shapes. B16.47 & AWWA C207 Flanges

Let’s start with a bit of background. B16.47 and AWWA C207 are standards that define the dimensions, materials, and performance requirements for large – diameter steel flanges. These flanges are widely used in various industries, such as water treatment, oil and gas, and power generation.
Now, the question is: do they come in different shapes? The short answer is yes!
Common Shapes of B16.47 & AWWA C207 Flanges
Weld Neck Flanges
Weld neck flanges are one of the most popular shapes. They have a long, tapered hub that is welded to the pipe. This design provides excellent strength and is suitable for high – pressure applications. The tapered hub helps to distribute stress evenly along the flange and the pipe, reducing the risk of leakage. In my experience, weld neck flanges are often used in critical systems where reliability is key. For example, in a water treatment plant, where large – diameter pipes are used to transport water under high pressure, weld neck flanges are a great choice.
Slip – On Flanges
Slip – on flanges are another common shape. They are easy to install because they simply slip over the end of the pipe and are then welded in place. These flanges are less expensive than weld neck flanges and are suitable for low – to medium – pressure applications. They are often used in systems where the pressure is not extremely high, like in some small – scale water distribution networks.
Blind Flanges
Blind flanges are used to close the end of a pipe. They don’t have a bore in the center, so they block the flow of fluid. These flanges are useful in situations where you need to isolate a section of the pipeline for maintenance or testing. For instance, if you’re doing some repairs on a section of a water pipeline, you can use a blind flange to close off that part of the system.
Lap Joint Flanges
Lap joint flanges are typically used with a stub end. They are easy to align and are often used in systems where frequent disassembly is required. They are not suitable for high – pressure applications, but they are great for systems where the pressure is relatively low and you need to be able to take the flanges apart easily.
Why Different Shapes Matter
The different shapes of B16.47 & AWWA C207 flanges are designed to meet different application requirements. For example, if you’re dealing with a high – pressure system, a weld neck flange is going to be your best bet because of its strength. On the other hand, if you’re working on a system where cost is a major factor and the pressure is low, a slip – on flange might be more appropriate.
Let’s say you’re building a new water treatment plant. You’ll need to consider the pressure of the water flow, the type of fluid being transported, and the frequency of maintenance when choosing the right flange shape. If the plant is going to operate under high pressure, you’ll want to use weld neck flanges for the main pipelines. But for some of the secondary lines where the pressure is lower, slip – on flanges could be a cost – effective option.
Custom Shapes
In addition to the standard shapes, we can also offer custom – shaped flanges. Sometimes, customers have unique requirements that can’t be met by the standard shapes. Maybe they need a flange with a special size or a specific hole pattern. We have the capabilities to manufacture custom flanges to meet these needs.
For example, a customer once came to us with a project where they needed a flange with a non – standard diameter and a specific number of bolt holes. We were able to work with them to design and manufacture a custom flange that met their exact requirements. This flexibility is one of the advantages of working with a reliable flange supplier like us.
Quality Assurance
No matter what shape of flange you choose, quality is always a top priority. We follow strict quality control procedures to ensure that all our B16.47 & AWWA C207 flanges meet the highest standards. We use high – quality materials and advanced manufacturing techniques to produce flanges that are durable and reliable.
Before we ship any flanges, we conduct thorough inspections. We check the dimensions, the material properties, and the surface finish to make sure everything is up to par. This way, you can be confident that the flanges you receive will perform well in your application.
Pricing and Availability
The price of B16.47 & AWWA C207 flanges can vary depending on the shape, size, and material. Weld neck flanges, for example, are generally more expensive than slip – on flanges because of their more complex design and higher strength.
We usually keep a good stock of the most common shapes and sizes in our warehouse. However, for custom – shaped flanges, the lead time might be a bit longer because we need to manufacture them according to your specific requirements.
Conclusion
So, to answer the question, yes, B16.47 & AWWA C207 flanges are available in different shapes. Whether you need a weld neck flange for a high – pressure application, a slip – on flange for a low – cost solution, or a custom – shaped flange for a unique project, we’ve got you covered.

If you’re in the market for B16.47 & AWWA C207 flanges, I’d love to have a chat with you. We can discuss your specific needs, help you choose the right shape and size, and provide you with a competitive quote. Don’t hesitate to reach out and start the conversation. We’re here to make sure you get the best flanges for your project.
JIS Flanges References:
- ASME B16.47 Standard
- AWWA C207 Standard
Zhejiang Chengjiu Pipeline Co., Ltd.
Zhejiang Chengjiu Pipeline Co., Ltd. is one of the most professional b16.47 & awwa c207 flanges manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to buy high-grade b16.47 & awwa c207 flanges from our factory. For price consultation, contact us.
Address: NO.9-1 Hengsheng Road, Jinchuan Street, Changshan Prefecture, Quzhou, Zhejiang Province, China
E-mail: sale@cncjflange.com
WebSite: https://www.cncjflange.com/