What Fitting is Required to Join Copper with Galvanized Pipe?

Feb. 06, 2024

In construction and plumbing engineering, joining pipes of different materials is a critical task. Connecting galvanized and copper may involve specific accessories to ensure a stable and durable connection. This article will take an in-depth look at the accessories needed to connect galvanized and copper and discuss the importance of galvanized and copper, the different types, and their respective advantages.

What Fitting is Required to Join Copper with Galvanized Pipe?cid=26

The importance of galvanized pipes and copper pipes

Importance of Galvanized Pipe: A galvanized pipe is a galvanized steel pipe covered with a layer of zinc to prevent corrosion and oxidation. This makes galvanized pipes widely used in water supply systems, building structures, and industrial pipes, ensuring their durability and stability.

Importance of Copper Tubes: Copper tubes have superior thermal and electrical conductivity and are highly corrosion-resistant. Therefore, copper pipes are often used to make water supply pipes, air conditioning systems, heating systems, and other applications that require reliable thermal and electrical conductivity.

Accessories needed to connect galvanized and copper

The key to joining galvanized and copper is to choose the appropriate connecting accessories to ensure a strong, leak-free connection and to accommodate the different characteristics of the two materials. Here are some common fittings needed to join galvanized pipe and copper pipe:

Pressure Union (Dielectric Union): Due to the possible electrochemical reaction between galvanized pipe and copper pipe, the use of pressure union can prevent corrosion between the two metals. This connector is usually made of copper and zinc alloy and has good electrical isolation properties.

Flange Fitting: A Flange Fitting is a fitting widely used to connect pipes. It is connected by bolts and is suitable for connecting galvanized and copper pipes.

Cap: A cap seals the end of a pipe and is often used when the pipe needs to be temporarily closed or sealed.

Threaded Fitting: Threaded Fittings are suitable for situations where tightening of connections is required and for connecting galvanized and copper pipes.

Different types of galvanized pipes and copper pipes

Different types of galvanized pipes:

Hot-dip galvanized Pipe is soaked in molten zinc at high temperatures to form a strong zinc layer. It is commonly used in outdoor water supply systems, pipelines, and bridges.

Electroplated Galvanized Pipe: An electrochemical process attaches a zinc layer to the surface of the pipe. It is commonly used in indoor water supply systems and special industrial applications.

Different types of copper pipes:

Hard Copper Pipe: It is highly strong and is used in situations requiring high-pressure resistance, such as water supply pipes.

Soft Copper Pipe: It is relatively soft and suitable for occasions that require bending and bending, such as air conditioning systems.

respective advantages

Advantages of galvanized pipes:

Anti-corrosion: The outer surface of galvanized pipes is covered with a zinc layer, which can effectively resist corrosion in the atmosphere and water.

Strong and durable: Galvanized pipe is highly durable and suitable for various environments and application scenarios.

Advantages of copper pipes:

Thermal Conductivity: Copper pipe has superior thermal conductivity, making it an ideal material in heating and air conditioning systems.

Electrical conductivity: The good electrical conductivity of copper tubes makes them widely used in electrical engineering.

The choice of connecting galvanized pipe and copper pipe is an important decision that requires considering the different characteristics of the two materials. The reliability and durability of the connection can be ensured by selecting appropriate accessories, such as pressure joints, flange joints, etc. Understanding the respective advantages and scenarios of galvanized and copper pipes can help make wise choices in different projects and ensure the pipeline system's safe operation and long-term stability.

As a Chinese pipe fittings manufacturer, JIANZHI has many years of experience. The pipe fittings we produce are sold all over the world. If you want to buy the best products at the most suitable price, please contact us, and we will give you the lowest discount!


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