Conduit fittings play a crucial role in electrical and plumbing systems, providing a secure and reliable way to connect conduits and protect wires and cables. As a conduit fittings supplier, I often get asked about the materials used to make these essential components. In this blog post, I’ll explore the various materials commonly used in conduit fittings, their properties, and their applications. Conduit Fittings

Steel Conduit Fittings
Steel is one of the most popular materials for conduit fittings due to its strength, durability, and resistance to corrosion. Steel conduit fittings are typically made from either galvanized steel or stainless steel.
Galvanized steel is coated with a layer of zinc to protect it from rust and corrosion. This makes it an ideal choice for outdoor and industrial applications where the fittings may be exposed to harsh environmental conditions. Galvanized steel conduit fittings are also relatively inexpensive, making them a cost-effective option for many projects.
Stainless steel is a more expensive option than galvanized steel, but it offers superior corrosion resistance and durability. Stainless steel conduit fittings are often used in applications where the fittings will be exposed to high levels of moisture, chemicals, or other corrosive substances. They are also commonly used in food processing and pharmaceutical industries where hygiene is a top priority.
Aluminum Conduit Fittings
Aluminum is another popular material for conduit fittings due to its lightweight, corrosion resistance, and electrical conductivity. Aluminum conduit fittings are typically made from either pure aluminum or aluminum alloys.
Pure aluminum is a soft and malleable metal that is easy to work with. It is also highly resistant to corrosion, making it an ideal choice for outdoor and marine applications. However, pure aluminum is not as strong as steel, so it may not be suitable for applications where the fittings will be subjected to high levels of stress or pressure.
Aluminum alloys are a combination of aluminum and other metals, such as copper, magnesium, and zinc. These alloys offer improved strength and durability compared to pure aluminum, while still maintaining its lightweight and corrosion-resistant properties. Aluminum alloy conduit fittings are commonly used in commercial and industrial applications where the fittings need to be strong and reliable.
PVC Conduit Fittings
PVC (polyvinyl chloride) is a plastic material that is commonly used in conduit fittings due to its low cost, ease of installation, and resistance to corrosion. PVC conduit fittings are typically made from either rigid PVC or flexible PVC.
Rigid PVC is a strong and durable material that is commonly used in electrical and plumbing applications. It is resistant to chemicals, moisture, and UV radiation, making it an ideal choice for outdoor and underground installations. Rigid PVC conduit fittings are also easy to install, as they can be cut, drilled, and glued together using standard PVC cement.
Flexible PVC is a more flexible and lightweight material that is commonly used in applications where the conduit needs to be bent or routed around obstacles. It is also resistant to chemicals, moisture, and UV radiation, making it an ideal choice for outdoor and indoor installations. Flexible PVC conduit fittings are typically installed using compression fittings or adhesive tape.
Other Materials
In addition to steel, aluminum, and PVC, there are several other materials that can be used to make conduit fittings. These materials include brass, copper, fiberglass, and nylon.
Brass is a metal alloy that is made from copper and zinc. It is a strong and durable material that is resistant to corrosion and wear. Brass conduit fittings are commonly used in plumbing and electrical applications where the fittings need to be strong and reliable.
Copper is a metal that is known for its excellent electrical conductivity and corrosion resistance. Copper conduit fittings are commonly used in electrical applications where the fittings need to be able to carry high levels of current.
Fiberglass is a composite material that is made from glass fibers and a resin matrix. It is a strong and lightweight material that is resistant to corrosion, heat, and chemicals. Fiberglass conduit fittings are commonly used in industrial and commercial applications where the fittings need to be strong and durable.
Nylon is a synthetic polymer that is known for its strength, durability, and resistance to wear and tear. Nylon conduit fittings are commonly used in electrical and plumbing applications where the fittings need to be able to withstand high levels of stress and pressure.
Choosing the Right Material
When choosing the right material for your conduit fittings, there are several factors to consider. These factors include the application, the environment, the budget, and the specific requirements of the project.
If you are installing conduit fittings in an outdoor or industrial environment, you may want to consider using steel or aluminum fittings. These materials are strong, durable, and resistant to corrosion, making them ideal for harsh environmental conditions.
If you are installing conduit fittings in a residential or commercial building, you may want to consider using PVC fittings. These materials are low cost, easy to install, and resistant to corrosion, making them a popular choice for many applications.
If you are installing conduit fittings in an application where the fittings need to be able to carry high levels of current, you may want to consider using copper fittings. These materials are known for their excellent electrical conductivity and corrosion resistance, making them ideal for electrical applications.
If you are installing conduit fittings in an application where the fittings need to be able to withstand high levels of stress and pressure, you may want to consider using nylon or fiberglass fittings. These materials are strong, durable, and resistant to wear and tear, making them ideal for industrial and commercial applications.
Conclusion

In conclusion, there are several materials that can be used to make conduit fittings, each with its own unique properties and applications. As a conduit fittings supplier, I can help you choose the right material for your specific needs and requirements. Whether you are looking for steel, aluminum, PVC, or another material, I have the expertise and experience to provide you with high-quality conduit fittings that will meet your expectations.
Metal Cable Glands If you are interested in learning more about our conduit fittings or would like to discuss your specific needs and requirements, please contact us today. We would be happy to answer any questions you may have and provide you with a free quote.
Hangzhou Gordon Electric Co., Ltd.
Hangzhou Gordon Electric Co., Ltd. is well-known as one of the leading conduit fittings manufacturers and suppliers in China. We warmly welcome you to wholesale high quality conduit fittings at competitive price from our factory. For custom service, contact us now.
Address: No.173 Xingqiao North Road, Yuhang District, Hangzhou, Zhejiang 31100, China
E-mail: jeson@gordon-elec.com
WebSite: https://www.gordon-elec.com/