Electric Resistance Welded Tubing in Philadelphia

Electric Resistance Welded (ERW) tubes are integral to the manufacturing and construction sectors. At McKnight Steel & Tube Co., we proudly supply ERW tubing to industries ranging from construction to infrastructure development. Known for their superior strength and versatility, ERW tubes are manufactured using an electric resistance welding process, making them ideal for various applications.

Whether you’re designing structural frameworks or fabricating machinery, ERW tubes offer reliability and efficiency for your business needs.

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Importance of ERW Tubing in Manufacturing & Industrial Applications

ERW tubes are vital for many industrial tasks thanks to their consistency, affordability, and ability to meet tight tolerances. The most common uses include structural support, mechanical components, and automotive applications. Businesses depend on these tubes due to their uniformity and ability to handle demanding conditions.

What Is Electric Resistance Welding?

Electric Resistance Welding is a process for joining metal by applying pressure and passing electrical current through the joint. This method ensures a clean and efficient weld with minimal waste.

The result is a durable and seamless product ideal for a range of applications in construction, infrastructure, and manufacturing. The controlled process ensures dimensional accuracy, making it suitable for even the most demanding projects.

Types of Materials Commonly Welded

Depending on their intended application, ERW tubes can be formed using various materials. These include:

• Carbon Steel – Reliable for structural and mechanical uses.
• Stainless Steel – Ideal for applications requiring corrosion resistance.
• Alloy Steel – Used for high-strength applications.

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Benefits of Choosing ERW Steel

By partnering with McKnight Steel & Tube Co., you benefit from:

• A comprehensive selection of ERW tubes to meet industry specifications.
• Tailored inventory solutions, including cut-to-length options.
• Highly reliable and durable tubing for various applications.
• Material certificates and test reports to ensure compliance with your requirements.

High-Quality Welds with Minimal Defects

In the ERW welding process, only a narrow strip of metal is heated during welding, leaving most of the material unaffected. This precision reduces defects and ensures the final product meets stringent tolerances. The clean surface finish of ERW tubes also makes them suitable for applications requiring superior aesthetics and functionality.

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Manufacturing Process

The Electric Resistance Welding process involves:

1. Forming the steel strip into a circular tube using rolls.

2. Utilizing electric current to heat and fuse the edges.

3. Controlled cooling to maintain dimensional accuracy and prevent distortion.

This streamlined process ensures consistency and efficiency.

Why Choose McKnight Steel?

Since 1954, McKnight Steel & Tube Co. has been a trusted supplier to businesses across Philadelphia and beyond. When you work with us, you get:

• Experienced professionals with decades of industry knowledge.
• A wide range of tubing and metal products, including surplus inventory.
• Delivery service within a 120-mile radius and national shipment options.
• Value-added services such as cutting and deburring to fit your specifications.

We also offer other metal products, including angles, channels, beams, bars, sheets, and plates. Our long-standing relationships with customers have been built on trust, reliability, and commitment to excellence.

Contact Us Today

If you’re looking for Electric Resistance Welded steel tubing in Philadelphia or nearby, McKnight Steel & Tube Co. is here to help. Contact us today to discuss your project requirements, and our team will ensure you receive quality products that meet your specifications.