When it comes to ensuring the strength and durability of mechanical joints and components, engineers often face a choice between traditional drilling and tapping methods or the use of wire thread inserts. Each method has its own advantages and limitations, and selecting the appropriate technique can significantly impact component performance and lifespan.
In this article, we will explore the pros and cons of drilling/tapping and wire thread inserts and assess which is best for high-performance applications such as aerospace and automotive industries.
Drilling and tapping holes is a traditional method for integrating mechanical joints in a simplistic, efficient and inexpensive way. It describes the process of drilling a cylindrical hole in a component before a tap is used to thread the interior surface, allowing a bolt or screw to be inserted and securely fastened. Innovations such as friction and thermal drilling have made drilling and tapping an extremely convenient and speedy process for a variety of industries.
Wire thread inserts are precision engineered coils that are designed to eliminate the common challenges of drilled and tapped joints. These inserts are placed within tapped holes as an additional joining element, evenly distributing load and stress across the bolt or screw once it is installed. This enhances the strength and lifespan of joints whilst also enabling the use of lighter materials that would otherwise face significant wear.
While traditional drilling and tapping methods may suffice for low-stress applications, wire thread inserts offer superior performance in demanding environments. Their ability to enhance the strength, durability and reliability of joints makes them indispensable for critical applications in aerospace and automotive industries. These industries face unique challenges, such as extreme temperatures, high vibrations and the need for lightweight materials, all of which wire thread inserts can effectively address.
At KATO® Advanex, we provide an extensive range of Tanged and Tangless coil thread inserts in multiple compositions, finishes and sizes. Each of our inserts and tools are in full conformance with military, aerospace and commercial standards and specifications. All you need to do is find the right one for you, which our team of specialists can help you with.
To find out more about our products or to get additional pricing information, contact a member of our team today.