Stainless Steel Tubing Options: Selection for the Right Application

Stainless steel Tubing with ruler

Choosing the right type of stainless steel tubing for your application can be a daunting task. With so many options available, it’s essential to understand each type’s advantages and considerations to make the best decision for your project. This guide will help you navigate these options, so you can select the perfect seamless steel pipe that meets your needs and specifications.

Understanding The Basics of Stainless Steel Tubing

Before we dive into the different types of stainless steel tubing, let’s first understand what it is and why it’s used. Stainless steel tubing is a versatile material used in various applications due to its corrosion resistance, durability, and strength. It is commonly used in industries like medical, aerospace, energy, and industrial manufacturing where high pressure, purity, and corrosion resistance are paramount.

Now that we have a basic understanding let’s explore the different types of stainless steel tubing options available.

Welded Stainless Steel Tubing

Welded stainless steel tubing is created by welding together strips or plates of stainless steel using various welding techniques such as TIG or laser welding.


Welded stainless steel tubing offers several advantages:

  • Cost-effectiveness: Compared to other types of stainless steel tubing, welded options are more affordable.
  • Availability: They’re readily available in a wide range of sizes and configurations.
  • Versatility: This type of tubing can be suitable for many general applications where extreme cleanliness or high-pressure performance is not a primary concern.


However, there are also some considerations with welded stainless steel tubing:

  • Visible Seams: This type of tubing may have visible seams or weld lines which could potentially become weak points or points of corrosion.
  • Purity: It may not be ideal for applications requiring the highest levels of purity or pressure containment due to the presence of weld lines.

Welded and Drawn Stainless Steel Tubing

Another option to consider is welded and drawn stainless steel tubing. This type of tubing begins as welded stainless steel tubing, which is then cold-drawn through a die to reduce its diameter and improve its finish and tolerances.


The benefits of welded and drawn stainless steel tubing include:

  • Improved Surface Finish: The cold-drawing process enhances the tubing’s surface finish.
  • Dimensional Precision: This process also improves the dimensional precision of the tubing.
  • Cost-effectiveness: Despite its improved quality, it still retains the cost-effectiveness of welded tubing.


However, there are some considerations with welded and drawn stainless steel tubing:

  • Visible Weld Lines: Although less prominent than in standard welded tubing, visible weld lines may still exist.
  • Surface Quality: While it offers improved surface quality, it may not be as pure or seamless as fully seamless tubing.

Seamless Stainless Steel Tubing

Seamless stainless steel tubing is manufactured without welding. It is created by either extruding or piercing a solid stainless steel billet into a tube shape.


The advantages of seamless stainless steel tubing are:

  • Purity: Known for its purity, this type of tubing has no weld seams, reducing the risk of contamination.
  • Strength & Corrosion Resistance: Seamless tubes are strong and resistant to corrosion due to the absence of weld lines.
  • Ideal for Critical Applications: Due to its high-pressure resistance and purity, this type of tubing is ideal for critical applications such as those found in the pharmaceutical, aerospace, or oil and gas industries.


There are also some considerations with seamless stainless steel tubing:

  • Cost: Seamless tubes tend to be more expensive than other options due to their complex manufacturing process.
  • Availability: The availability of certain sizes or alloys may be limited.

Making the Right Stainless Steel Tube Selection

To sum up, each type of stainless steel tubing has its unique advantages and considerations. Welded stainless steel tubing offers cost-effectiveness and versatility, making it suitable for many general applications. Welded and drawn tubing enhances surface finish and dimension precision while maintaining affordability, making it ideal for applications requiring a smoother interior surface. In contrast, seamless stainless steel tubing excels in critical applications where high pressure, purity, and corrosion resistance are paramount.

Making an informed decision on the type of stainless steel tubing to use for your application is crucial for achieving superior results. Understanding the differences between welded, drawn, and seamless stainless steel tubing allows you to select the ideal material that matches your project’s needs and specifications.

Eagle Stainless is a trusted supplier of ultra-high-precision, cut-to-length stainless steel tubes and bars. We take pride in delivering stainless steel, high nickel alloy components to customers in the medical, aerospace, industrial industries, and beyond, offering both standard and custom stainless steel tubing options. To learn more about our products, including stainless tubing and seamless steel pipe, contact us at Eagle Stainless or request a product quote today!