Floor flanges are essential components in various construction and industrial applications, providing stability and support for piping systems, railings, and other structures. In China, the production and use of floor flanges have gained significant attention due to the country’s rapid urbanization and infrastructure development. Understanding their specifications, materials, and manufacturing processes is crucial for engineers, architects, and contractors.

This guide will delve into the intricacies of floor flanges, exploring their types, applications, and the standards that govern their use in China. Readers will gain insights into the selection criteria for floor flanges, ensuring they make informed decisions for their projects. Additionally, we will discuss the latest trends in manufacturing and design, highlighting innovations that enhance performance and safety.

By the end of this guide, readers will have a comprehensive understanding of floor flanges, equipping them with the knowledge to navigate the complexities of sourcing and implementing these vital components. Whether you are a seasoned professional or new to the field, this resource will serve as a valuable reference for all your floor flange needs in the Chinese market.

Comprehensive Guide to Floor Flanges in China

Floor flanges are essential components in piping systems, providing a secure connection between pipes and floors or walls. They are widely used in various industries, including plumbing, HVAC, and manufacturing. In this guide, we will explore the different types of floor flanges, their technical features, and the leading manufacturers in China, such as SINOMACH, Jianzhi Pipe Fittings, Everrich Flange, Topwill Group, and Blueocean New Material.

Technical Features of Floor Flanges

Floor flanges come with various technical features that enhance their performance and usability. Below is a comparison table highlighting some of the key technical specifications:

Feature	Description
Material	Typically made from steel, brass, or malleable iron for durability.
Size Range	Available in various sizes, commonly from DN15 to DN3000mm.
Pressure Rating	Designed to withstand different pressure levels, often up to 300 PSI.
Corrosion Resistance	Many flanges are coated to resist rust and wear, suitable for harsh environments.
Installation Type	Can be threaded or welded, allowing for flexible installation options.
Finish	Available in black, galvanized, or painted finishes for aesthetic and protective purposes.

Types of Floor Flanges

There are several types of floor flanges, each designed for specific applications. The following table outlines the main types and their characteristics:

Type	Description
Threaded Floor Flange	Features internal threads for easy connection to pipes, ideal for DIY projects.
Welded Floor Flange	Requires welding for installation, providing a strong and permanent connection.
Blind Flange	Used to seal the end of a pipe, preventing flow and allowing for future access.
Slip-On Flange	Slides over the pipe and is welded in place, offering a simple installation method.
Socket Weld Flange	Designed for high-pressure applications, providing a strong connection through welding.
Lap Joint Flange	Used with a stub end, allowing for easy alignment and disassembly.

Leading Manufacturers of Floor Flanges in China

China is home to several reputable manufacturers of floor flanges, each offering a range of products to meet various industry needs. Here are some of the key players:

SINOMACH – www.sinomachflange.com
Specializes in flanges, forgings, and bearings, with a production capacity of 20,000 tons per year. Their products meet international standards, ensuring quality and reliability.
Jianzhi Pipe Fittings – www.jianzhipipefitting.com
Offers a wide range of pipe fittings, including malleable iron floor flanges. Their products are known for their durability and are available in both black and galvanized finishes.

Everrich Flange – www.everrich-flange.com
Focuses on providing fast quotations and quality control. They offer various flanges, including threaded and welded options, catering to diverse customer needs.
Topwill Group – www.topwillgroup.com
Known for innovative production equipment and a commitment to high-quality products. They supply a range of flanges suitable for various applications.
Blueocean New Material – blueoceanbottle.com
A leading manufacturer of threaded floor flanges, offering products designed for high-pressure and temperature conditions. Their flanges are ideal for industrial and commercial applications.

Conclusion

Floor flanges play a crucial role in ensuring the integrity and functionality of piping systems. With various types available, including threaded, welded, and blind flanges, there is a suitable option for every application. Leading manufacturers in China, such as SINOMACH, Jianzhi Pipe Fittings, Everrich Flange, Topwill Group, and Blueocean New Material, provide high-quality products that meet international standards. When selecting a floor flange, consider the specific requirements of your project to ensure optimal performance and reliability.

FAQs

1. What is a floor flange?
A floor flange is a type of pipe fitting that connects pipes to floors or walls, providing a secure and stable connection.

2. What materials are floor flanges made from?
Floor flanges are typically made from materials such as steel, brass, or malleable iron, chosen for their durability and strength.

3. How do I install a threaded floor flange?
To install a threaded floor flange, simply screw it onto the corresponding pipe and secure it in place. Ensure that the threads are compatible for a tight fit.

4. What are the advantages of using a welded floor flange?
Welded floor flanges provide a strong and permanent connection, making them ideal for high-pressure applications where reliability is crucial.

5. Where can I purchase floor flanges in China?
You can purchase floor flanges from various manufacturers in China, including SINOMACH, Jianzhi Pipe Fittings, Everrich Flange, Topwill Group, and Blueocean New Material, all of which offer a range of products to meet your needs.