What Is Tire Bead Wire?


Tire bead wire is used to reinforce numerous different types of pneumatic tires. The bead of the tire is the edge, and it usually is made of hoops of very strong wire. The tire bead wire is what holds the tire to the rim.


  • The wire itself comes in numerous sizes from .78 mm in diameter to 1.14 mm in diameter.


  • Tire bead wire is a steel wire that has been coated with either copper or bronze.


  • This wire is used in tires that are used on everything from bicycles to trucks and buses.


  • The purpose of the bead wire is to keep the tire from changing shape while being exposed to outside forces.


  • The average tire is 10 percent steel. This steel can be reclaimed and melted down along with other types of scrap steel to be recycled.

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  • Photo Credit Polka Dot Images/Polka Dot/Getty Images
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