What is a Stainless Steel Coil Tube? A Stainless Steel Coil Tube is a kind of tube that is created by spirally twisting a long, uninterrupted strip of stainless steel. The finished coil is then divided into smaller pieces to form individual tubes. Stainless Steel Coil Tubing is often employed in many different applications, such as the production of heat exchangers, boilers, and...